Re: OTV-5 manoeuvered?

From: Marco Langbroek via Seesat-l <seesat-l_at_satobs.org>
Date: Fri, 20 Apr 2018 16:46:26 +0200
Op 20-4-2018 om 16:28 schreef Tristan Cools via Seesat-l:
> Here's the picture I took last night of what I presume is OTV 5.   EXIF
> data says 23h but this is wrong, its 22h because time settings were wrong
> on the camera.
> 
> The brightest star at the left hand corner is Arcturus.
> 
> https://drive.google.com/open?id=103nWTQxVmc_EtOoX5eZ1RGzlaVtjYqzU
> 
> gr,
> Tristan Cools


Any clearer indication of the actual start time of this image?

I am measuring it now for astrometry.

- Marco






> 
> 
> 2018-04-20 15:53 GMT+02:00 Mike McCants via Seesat-l <seesat-l_at_satobs.org>:
> 
>> Tristan Cools posted:
>>
>>> I think I saw it almost 8 minutes early at Bruges, Belgium yesterday April
>>> 19 2018.   Time of observation: 20h UTC.  I took a picture of it but I'm
>>> almost sure it is OTV 5 !
>>
>> Assuming that the maneuver had taken place 24 hours earlier, I created
>> a pseudo-observation for 8 minutes early to generate the following guess:
>>
>> OTV 5 guess
>> 1 42932U 17052A   18109.82112174 0.00000000  00000-0  00000-0 0    03
>> 2 42932  54.4928 103.5230 0008000 204.5387 155.4612 15.79951988    01
>>
>> Of course if the maneuver took place even less than 24 hours earlier,
>> then the new mean motion would be even larger and it would be early
>> even compared to this guess.
>>
>> Mike
>>
>>
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Received on Fri Apr 20 2018 - 09:48:01 UTC

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