RE: Soyuz TMA-19M launch orbit estimations

From: Colin Knight via Seesat-l <seesat-l_at_satobs.org>
Date: Tue, 15 Dec 2015 17:53:35 +0000
Also 143.625, 130.167 and 121.75 MHZ up for the docking, heard here at 17:12 - 1720 UTC. 130.167 particularly goood for two transmissions.

Cheers ((50.58N, 1.21W) 
  
======= On 15-December-2015, 16:03:03 you wrote: =======

>Concur with that, clear voice but clipped conversation - usual 'Very good, I hear you' ; also was OK for elsets on Rev 2, but in the murk somewhat, We now have satcats for the pieces 41124 and 25.
>Max M0VNGKettering Group
>
>> Date: Tue, 15 Dec 2015 15:54:56 +0000
>> To: seesat-l_at_satobs.org
>> Subject: RE: Soyuz TMA-19M launch orbit estimations
>> From: seesat-l_at_satobs.org
>> 
>> Comms heard on 121.75 MHZ from 15:39 - 1542 UTC here at south coast of UK (50.58N, 1.21W)
>> 
>> Cheers.
>> 
>> ======= On 14-Decamber-2015, 22:59:24 you wrote: =======
>> 
>> >TsUP published the delta-v maneuver data:
>> >
>> >http://www.mcc.rsa.ru/sojuztma_19m/start.htm
>> >
>> >So, this is the revised estimation:
>> >
>> >Hello all;
>> >
>> >The Soyuz TMA-19M spacecraft is expected to take off tomorrow 2015/12/15 at
>> >11:03:09 UTC from Tyura-Tam Gagarin's pad. It will fly with the Soyuz-FG
>> >rocket and they will try the fast 4-orbits renzezvous. Docking is aimed to
>> >be at 17:24:09 UTC +- 3 minutes.
>> >
>> >This TLE is the initial orbit estimation, just after spacecraft release
>> >after SC separation from rocket, about nine minutes after launch:
>> >
>> >
>> >SOYUZ-TMA 19M #0                                         198 X 214 km
>> >1 70000U 15500A   15349.46667824 0.00000000  00000-0  00000+0 0    05
>> >2 70000  51.6440 259.2934 0011851  54.4267  28.0135 16.25069103    09
>> >
>> >Epoch is set at spacecraft separation & orbit enter time.
>> >
>> >At 11:48:15 UTC is expected to occur the fisrt maneuver. This orbit is
>> >valid from first maneuver till the second one, at 12:32:29 UTC:
>> >
>> >SOYUZ-TMA 19M #1                                         214 X 295 km
>> >1 70001U 15501A   15349.49306713 0.00000000  00000-0  00000+0 0    07
>> >2 70001  51.6439 259.1479 0061649 228.9167   7.9357 16.07220174    07
>> >
>> >At 12:32:29 UTC the second maneuver will be made. This elset is valid from
>> >this time till ~13:06 UTC:
>> >
>> >SOYUZ-TMA 19M #2                                         294 X 296 km
>> >1 70002U 15502A   15349.52362269 0.00000000  00000-0  00000+0 0    01
>> >2 70002  51.6439 258.9836 0001643 293.3363 120.3768 15.92638602    02
>> >
>> >There are no more data on TsUP's page about the burns. Hoewer, this third
>> >elset could be reasonably close since 13:06 UTC till near-docking times:
>> >
>> >SOYUZ-TMA 19M #3                                         295 X 375 km
>> >1 70003U 15503A   15349.54670139 0.00000000  00000-0  00000+0 0    03
>> >2 70003  51.6441 258.8618 0059201 185.5872   0.5206 15.78391758    01
>> >
>> >Time uncertainty is expected to be about a minute since launch till docking
>> >and several degrees on track error on high elevation skies.
>> >
>> >
>> >Soyuz-FG's third stage should re-enter in the next few days.
>> >
>> >
>> >There are good passes over Europe about 1-2 hours before docking. Also,
>> >there are good visual passes over Asia in the first two revolutions,
>> >specially over Baikonur.
>> >If clouded, Marco Langbroek informed on Twitter about the frequencies of
>> >the Soyuz, that they are activated on Netherlands because the spacecraft
>> >enters in range of russian tracking stations:
>> >
>> >https://twitter.com/Marco_Langbroek/status/675378691015340032
>> >https://twitter.com/Marco_Langbroek/status/675378849149005826
>> >
>> >
>> >Be good!
>> >
>> >Jon.


_______________________________________________
Seesat-l mailing list
http://mailman.satobs.org/mailman/listinfo/seesat-l
Received on Tue Dec 15 2015 - 11:54:23 UTC

This archive was generated by hypermail 2.3.0 : Tue Dec 15 2015 - 17:54:23 UTC