ਕੇਵਲ ਵੇਖਾਓ
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Hey everybody,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
this is just a short video covering the tasks
0:06
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
for Class Activity 3,
0:09
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
PPP Processing and Analysis.
0:12
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Okay,
0:15
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
let's have a look at what you need to do for Class
0:19
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Activity 3.
0:20
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So,
0:22
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
basically in this assessment you are going to process
0:27
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
a set different...
0:29
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
a set of GNSS data files,
0:32
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
all of different duration.
0:33
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You're going to process them using OSPOS,
0:35
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
which you already know how to use,
0:37
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
and also a precise point positioning service
0:42
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
provided by the Canadian government.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
And then you are going to compare those results.
0:46
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So I'm going to go through the tasks here quickly,
0:51
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
and I'm going to come back and show you a little bit about one
0:55
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
of the tasks in more detail.
0:59
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Okay, so first off,
1:01
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you are going to need the data that you have to process.
1:04
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
That's this file here.
1:08
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So download that,
1:09
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the little download arrow over here.
1:11
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Now you will need a good text editor in order to do the
1:16
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
next couple of steps.
1:18
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
My recommendation,
1:19
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the one I use is Notepad++.
1:21
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
It's free.
1:22
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
There are others.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
TextPad is also free.
1:25
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
There's Sublime Editor that I believe you have to pay for.
1:29
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
And then Visual Studio Code you can use as well.
1:33
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
That is free too.
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S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Okay,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
once you've got that file and got it open,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
what you're going to do is you're going to cut up that file into different
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
time spans.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So initially the file is 24 hours.
1:47
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You are going to produce a file with 12 hours of data in it,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
with 6 hours of data,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
3 hours of data,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
1 hour of data,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
and 30 minutes of data.
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S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Now,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
it's not quite as simple as the 12 hours.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You've got to take 12 hours plus your birthday,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
so the month,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
day of the month,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
in minutes.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So my birthday is on the 29th of the month.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
take to 12 hours and 29 minutes,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
to 6 hours and 29 minutes,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
to 3 hours and 29 minutes,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
to 1 hour and 29 minutes,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
and for the 30 minute file it's just 30 minutes.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
This will result in you having six files.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I'm actually going to run through the process of
2:33
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
cutting up the files shortly,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
so look out for that later in the video.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Once you have those six files,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you need to process them.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You process them using AusPos.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You will need to submit them one at a time to AusPos.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Make sure you're hitting that scan button.
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S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Then,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
or at the same time,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you can submit them to the NRCan,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
so that's Natural Resources Canada PPP,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
or Precise Point Positioning Service.
3:04
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So this is a very similar service to Ospos,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
but it uses an entirely different GNSS processing technique known as precise
3:11
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
point positioning.
3:12
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Now interestingly,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
because of the way the two
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
techniques, PPP and Ospos's differential work,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you can submit all of the files at once to
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the NRCan PPP service.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
However,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you will need to zip them up beforehand.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
It's up to you how you do it.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You can submit them one at a time.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
If you submit them as a zip file,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
it will just process them one at a time for you.
3:39
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
All right.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Both services will give you back reports.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You've seen the AusPos reports plenty of times.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
The NRCan reports are a bit shorter,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
and they usually only have one reference frame in them,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
ITRF 2020.
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S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
collate those reports.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You are to treat the AusPos 24 -hour data set as
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the truth and compare all the other results,
4:06
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
AusPos and NRCan,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
to that 24 -hour data set.
4:11
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Now, in terms of the submission,
4:13
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
it uses a quiz,
4:15
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
but the quiz is unlimited time and
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
unlimited attempts.
4:22
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So what this means is you can go in,
4:24
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
just as I'm about to do now,
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
go and start taking the quiz.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
That's a preview for me because I'm a lecturer.
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S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
And you can have a look at what the actual questions
4:36
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
are that you need to complete.
4:39
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
to find out what it is you need to do,
4:41
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
and then you can do that,
4:42
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
come back and submit.
4:43
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
If you miss something,
4:46
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
submit it again.
4:47
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So you can see,
4:48
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I'm not going to go through these,
4:50
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I'll just quickly scroll past the instructions that
4:54
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you need to do.
4:54
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So what you need to submit.
4:57
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So there's some...
5:00
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
uploads,
5:01
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
and then some questions to answer.
5:03
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
All right?
5:04
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Okay,
5:07
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
let's have a look at how you can
5:11
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
chop up the 24 -hour file
5:15
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
to get all these other files that you need to process.
5:19
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Okay,
5:24
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
so here is the file that you should have downloaded.
5:26
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Mine will open automatically in Notepad++.
5:30
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
If you can't get it to do that,
5:33
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
just Shift -right -click.
5:38
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Find the open with notepad++ and open
5:44
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
it up.
5:44
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Now,
5:46
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I am going to tell you a little bit about this file rather than just chop it up for
5:50
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you. Basically,
5:50
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
at the top of the file,
5:51
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
there's a bunch of header information.
5:52
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Do not remove or alter this information in any way.
5:57
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Each file,
5:58
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
each time you cut data out of the file,
6:02
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you're cutting it out from the bottom of the file.
6:04
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So there's no need to touch this header.
6:06
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
If you break this header,
6:08
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
it will not process.
6:10
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Okay, so a couple of things in here that relate to what we've been talking
6:14
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
about in class.
6:15
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Just here,
6:17
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
this section of the header here,
6:19
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
starting with this line 12
6:23
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
here, this tells me that for
6:28
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the GPS constellation,
6:30
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
there are 22 different measurement types available to me.
6:35
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
These measurement types relate directly to the boxes you've
6:39
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
seen in the signals diagram that I provided
6:43
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
for you in the notes.
6:44
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
For example,
6:45
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
this is the code observations on
6:50
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
L1.
6:50
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
This is the phase observations on L1.
6:53
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
These boxes aren't in my diagrams.
6:56
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
This is the Doppler and the signal -to -noise ratio.
6:59
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Neither are these boxes either.
7:02
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Different things.
7:03
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Here we have the code on the second frequency,
7:07
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
code on L2,
7:09
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
phase on L2.
7:10
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Right,
7:12
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
so you can have a look through those.
7:13
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
These match the boxes in the diagram I gave you.
7:16
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Now you also see here,
7:18
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
this is for GLONASS,
7:19
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the European constellation.
7:20
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
20 different measurement types.
7:22
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Very similar.
7:23
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Again, you get code on the first frequency,
7:26
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
E1.
7:27
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Here we have the GLONASS satellites.
7:30
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
20 different measurement types for them.
7:34
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
China, Beto,
7:35
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
24 different measurement types.
7:37
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
What have we got here?
7:39
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
This is QZSS.
7:40
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Again,
7:41
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
24 different measurement types for each satellite.
7:43
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
And,
7:44
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
oh, surprisingly,
7:45
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Indian RNSS.
7:47
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Only four measurement types there.
7:49
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
All right,
7:51
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
so what we need to do for the class activity is this file currently
7:55
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
has 24 hours of data in it.
7:57
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
We need to cut it down to 12 hours plus our birthday.
8:01
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So let's scroll down,
8:03
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
scroll down, scroll down.
8:03
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
We want to look for end of header.
8:05
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
There it is over there on the right,
8:07
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
end of header.
8:08
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Great.
8:09
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Now we're into the actual measurements.
8:11
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So this little symbol here,
8:14
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
this greater than symbol,
8:15
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
that tells me that this is a new measurement block.
8:18
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
And here is the time that applies for
8:23
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
that measurement block.
8:23
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
The year,
8:25
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the month,
8:26
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the day,
8:26
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the hours,
8:27
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the minutes,
8:28
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the seconds.
8:33
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
What I need to do is find where 12
8:37
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
hours, now my birthday is on the 29th of the month,
8:40
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
so I want 12 hours and 29 minutes.
8:42
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So what I'm going to do,
8:43
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
let me be clever here,
8:44
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I'm going to copy this whole string with
8:49
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the minutes,
8:51
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
copy that,
8:54
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
and then go up here to search,
8:56
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
find,
8:58
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I'm going to get it to find the
9:03
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
time I need.
9:04
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Now you need to be,
9:05
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you need to sort of,
9:09
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Follow the formatting here.
9:10
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So obviously There
9:15
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
is a need to have leading zeros from the looks of it So
9:19
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you know if your birthday was on the 8th,
9:20
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you'll have to have 08.
9:21
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
All right, so what I want here is 12 space 29
9:27
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So let's see if it'll find that for me.
9:29
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Okay,
9:31
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
excellent.
9:31
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
There it is Okay,
9:33
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
now look
9:37
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I don't mind.
9:38
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
It won't make a great deal of difference if you delete this particular measurement block or
9:42
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you go ahead to the next one.
9:43
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Let's just take it straight from here.
9:46
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You need to make sure you delete the epoch information,
9:49
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
so the date here,
9:50
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
all the way to the bottom of the file.
9:54
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So I've got it over here at the start.
9:57
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
My cursor's over here at the start of the line.
9:59
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Control,
10:00
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Shift, End.
10:03
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Looks like there's a blank line on the bottom of the file there.
10:06
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You can see the cursor with a line with nothing on it.
10:08
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So let's try to preserve that.
10:09
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So I've deleted that.
10:12
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
There we go.
10:13
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
All right.
10:14
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So this now looks like
10:18
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the other file.
10:19
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
It's got half as much data in it.
10:21
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I scroll up a little bit here.
10:23
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I should see the measurement prior to that.
10:25
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Scroll
10:29
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
up. Scroll up.
10:30
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
There it is.
10:31
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Okay.
10:32
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So there we go.
10:36
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Alright, so now I have a file that has half as much data,
10:39
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
and I need to save it.
10:40
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So let's do that.
10:42
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
File,
10:44
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
save as.
10:46
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Okay.
10:50
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You need to keep all the same file naming,
10:54
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
right?
10:55
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Don't let it,
10:56
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you know, and you really don't want it to add that on the end,
11:00
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
so I think you can just replace that with,
11:02
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
no,
11:05
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
we have no extension.
11:07
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Just go with all types
11:11
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
of, there we go.
11:11
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Alright, that'll let me call it what I want.
11:13
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Okay.
11:15
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Now what I need to do is make sure that I know this is my 12 -hour file.
11:20
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So I'll put a little 12 on the end there.
11:22
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Now I'll save that.
11:25
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Okay.
11:27
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Now the next step is to cut this in half again.
11:31
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
So I need to find again in the file
11:35
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
now the 6 -hour mark.
11:37
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
That was my 12.
11:40
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Now I want 06.
11:43
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Great.
11:46
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
It's found that for me.
11:48
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Again.
11:52
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I'm going to delete everything,
11:53
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
including that measurement block.
11:55
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Control -Shift -End.
11:57
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Delete.
11:58
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
All right,
11:59
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
great. Now I have a file with six centipede hours of data in it.
12:02
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Save as again.
12:05
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
This
12:16
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
time, 06.
12:19
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
All
12:24
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
right. And you can continue doing that for three hours,
12:27
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
one hour and 30 minutes.
12:28
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Let's go back over here.
12:30
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You can see now I have my three files.
12:34
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
There's my 24 -hour.
12:37
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
my 6 -hour and my 12 -hour.
12:39
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I can now take these to AusPos where I
12:43
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
need to do it one at a time,
12:44
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
so I submit six different files separately to AusPos,
12:48
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
and for the Canadian service,
12:51
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I could bundle them all up if I was looking
12:55
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
to save some time.
12:56
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Right -click.
13:00
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
What are our options here?
13:03
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
No,
13:05
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
I don't normally do it this way.
13:06
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
There we go.
13:06
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Compress to.
13:07
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
And,
13:10
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you know, you can...
13:12
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Zip it up.
13:13
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Okay.
13:15
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
All right.
13:18
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
And then submit the zip file to the NRCan service.
13:20
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
You can also submit them one at a time to
13:24
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
NRCan's PPP service.
13:26
S… Speaker 2 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
All right.
13:27
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
There we go.
13:29
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Once you have the reports back from AusPos
13:33
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
and...
13:34
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
than the Canadian PPP service,
13:36
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you can start putting together your analysis.
13:40
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
Remember,
13:41
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
you need to treat the 24 -hour AusPos result as
13:45
S… Speaker 1 (t-3ttSkjeiKhdKWhktkCxJZk6gRJaFpDET)
the truth and compare everything else to that.

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