Re: [ldm-users] The big day has come: GOES-16 is here! At least experimentally...

  • To: daryl herzmann <akrherz@xxxxxxxxxxx>
  • Subject: Re: [ldm-users] The big day has come: GOES-16 is here! At least experimentally...
  • From: Gilbert Sebenste <gilbert@xxxxxxx>
  • Date: Fri, 3 Mar 2017 01:33:16 +0000
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Hey everyone,

I am now seeing decoded imagery for the first time on the visible, infrared, 
and water vapor channels from GOES-16. All I have to say is:

Ho.
Ly.
Crap.

First of all, as expected, GOES-16 is not for the faint-hearted. The files for 
water vapor imagery alone are ~72 MB every five minutes! That said...

I am seeing features on the water vapor imagery I don't even know how to 
interpret. There are things showing up that are not showing up on the lower 
resolution GOES-13 and 15 imagery. With the visible imagery, high-altitude 
military aircraft contrails show up pretty much as well as they do on the 
ground looking up! For you photography buffs, this is like upgrading from the 
first digital SLR's to a Nikon D3400 or a Canon 5D MarkIII. The imager quality 
is much better. Yes, yes, the resolution is higher: but it's the imager! Just 
because your camera phone has 40 megapixels doesn't mean that the picture is 
any better than a 10 megapixel camera. If your lens stinks, it doesn't matter. 
In the case of GOES-16, the imager utterly rocks it!

Patrick is already posting image samples, but needless to say, the golden age 
of satellite meteorology ratchets up a big notch with GOES-16.

And kudos to the max to NOAA, NWS and everyone involved in the manufacturing of 
this incredible tool, getting it into orbit, and getting the data to us. 
Wow…just, wow.

Color me darn impressed,

Gilbert

> On Mar 2, 2017, at 6:23 PM, Gilbert Sebenste <gilbert@xxxxxxx> wrote:
> 
> Thanks, Daryl and Patrick! I guess the product IDs weren't built into the LDM 
> for GOES-16 yet, so NOTHER is the feedtype it is under.
> 
> It almost looks like somebody restarted an LDM around 19Z as there was a 
> momentary data dropout. In any case, it's also obvious that they were working 
> on the data feed all afternoon, as the carrier to noise was a little bit 
> lower after the GOES-16 feed was added,  there were some data drop outs 
> around 21Z. But now it is stable, and I am seeing a carrier to noise ratio of 
> 17.2 to 1. That's right where it should be. 
> 
> It was a huge feat for NOAA/NWS to get that satellite up there. And in its 
> own right, it was a huge feat to get the GOES-16 feed going on NOAAport. 
> Outside of a minor glitch this afternoon, everything appears to be 
> hunky-dory. Kudos to the National Weather Service, and their contractors, for 
> a job well done.
> 
> Gilbert
> 
>> On Mar 2, 2017, at 3:46 PM, daryl herzmann <akrherz@xxxxxxxxxxx> wrote:
>> 
>> Howdy,
>> 
>> Whatever it may be worth to the community, I have collected up ~10 minutes 
>> worth (1.1GB yowzers) of the NOTHER GOES-R feed in this zip file.
>> 
>> https://mesonet.agron.iastate.edu/pickup/goesr/goesr_sample_10min.zip
>> 
>> I chomped off the WMO header (36 bytes worth) within each product so that 
>> each file should be a valid netcdf4 file.
>> 
>> daryl
>> 
>> PS, my testing pqact entry:
>> 
>> NOTHER    (TI....) (....) (......) (...)
>>   PIPE    -close    python /home/ldm/chomp.py /home/ldm/goesr/\1_\2_\3_\4.nc
>> 
>> and my chomp.py script
>> 
>> ===============================
>> import sys
>> 
>> fn = sys.argv[1]
>> data = sys.stdin.read()
>> o = open(fn, 'wb')
>> o.write(data[36:])
>> o.close()
>> ==============================
>> 
>> 
>>> On Thu, 2 Mar 2017, Mike Zuranski wrote:
>>> 
>>> Hi Patrick,
>>> 
>>> I have, though I haven't tried to take any action on it yet.  First off,
>>> everything I see is coming in from NOTHER, not NIMAGE.  But the following
>>> pattern works for me:  -p "TI[RS].[01][0-9] KNES"
>>> 
>>> That pattern should catch anything for GOES-16.  One interesting note, I
>>> see TIRC.. products, looks like a fresh set every 5 minutes so I'm guessing
>>> that could be CONUS since they haven't committed to East or West yet.  But
>>> like I said, haven't investigated too deeply yet.
>>> 
>>> 
>>> ~Mike Zuranski
>>> 
>>> On Thu, Mar 2, 2017 at 2:31 PM, Patrick L. Francis <wxprofessor@xxxxxxxxx>
>>> wrote:
>>> 
>>>> 
>>>> i've been running some notifymes on the dish and haven't seen anything for
>>>> goes-16 or goesr yet.. has anyone else noticed a pattern?
>>>> 
>>>> …………………………………………………………...........
>>>> 
>>>> Patrick L. Francis
>>>> 
>>>> Director of Research & Development
>>>> 
>>>> Aeris Weather
>>>> 
>>>> 
>>>> 
>>>> http://aerisweather.com/
>>>> 
>>>> http://modelweather.com/
>>>> 
>>>> 
>>>> 
>>>> wxprofessor@xxxxxxxxx
>>>> 
>>>> http://facebook.com/wxprofessor/
>>>> 
>>>> 
>>>> 
>>>> …………………………………………………………
>>>> 
>>>> 
>>>> ..
>>>> 
>>>> 
>>>> 
>>>> _______________________________________________
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>>> 
>> 
>> -- 
>> /**
>> * daryl herzmann
>> * Systems Analyst III -- Iowa Environmental Mesonet
>> * https://mesonet.agron.iastate.edu
>> */
>> _______________________________________________
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