two bright geosats

From: Rainer Kracht (R.Kracht@t-online.de)
Date: Thu May 01 2003 - 08:23:17 EDT

  • Next message: Björn Gimle: "Re: two bright geosats"

    Observations with Mintron 12V1C-EX video camera and lens
    f=75 mm f/1.3 integration time 1.28 seconds
    
    
    IntlId SiteYYMMDDHHMMSSss  Sss  TCHHMMmm   DDddd  DdddE             MMm
    0356401500503042919595360  050  131337203 -095319 00055              81
    0356401500503042920020160  050  131339330 -096023 00055              78
    0356401500503042920100820  050  131347462 -098523 00055              73
    0356401500503042920121490  050  131349592 -099172 00055              73
    0356401500503042920200130  050  131357403 -101531 00055              69
    0356401500503042920220810  050  131359521 -102176 00055              69
    0356401500503042920300490  050  131407500 -104544 00055              71
    0356401500503042920321160  050  131409618 -105168 00055              70
    0356401500503042920400110  050  131417485 -107475 00055              69
    0356401500503042920420780  050  131419608 -108095 00055              70
    0356401500503042920500160  050  131427546 -110334 00055              70
    0356401500503042920520840  050  131429669 -110934 00055              70
    0356401500503042920582710  050  131436019 -112690 00055              70
    0356401500503042921003380  050  131438143 -113298 00055              70
    0356401500503042921100120  050  131447652 -115836 00055              70
    0356401500503042921120790  050  131449781 -116411 00055              70
    0356401500503042921200120  050  131457724 -118472 00055              71
    0356401500503042921220790  050  131459852 -119016 00055              72
    0356401500503042921314360  050  131509522 -121469 00055              72
    0356401500503042921335030  050  131511652 -122002 00055              71
    0356401500503042921365500  050  131514745 -122758 00055              72
    0356401500503042921390170  050  131516877 -123275 00055              73
    0356401500503042921500130  050  131527955 -125876 00055              73
    0356401500503042921520800  050  131530079 -126370 00055              72
    0356401500503042922002450  050  131538428 -128219 00055              72
    0356401500503042922023120  050  131540562 -128677 00055              73
    0356401500503042922100110  050  131548138 -130295 00055              71
    0356401500503042922120780  050  131550274 -130730 00055              70
    0356401500503042922200210  050  131558242 -132360 00055              71
    0356401500503042922220880  050  131600369 -132771 00055              71
    0356401500503042922290140  050  131607312 -134095 00055              73
    0356401500503042922310810  050  131609444 -134478 00055              75
    
    elset from observations April 29 (n set)
    
    Unknown 030305  10.0  5.0  0.0  3.0 v   50
    1 90013U 03564A   03119.00000000 -.00000010  00000-0 -83397+3 0    05
    2 90013   6.9985   5.1284 0036112 180.7989  74.4928  1.00270639    09
    
    Thuraya 1 (2000-66A, 26578) was visible in the same frames. It was
    about mag 8 from 20:20 to 21:20 UTC. Magnitudes  from 20:10 to 22:31
    were 9.0, 8.9, 8.2, 8.6, 7.9, 7.8, 7.7, 7.9, 8.0, 8.1, 8.3, 8.0, 8.3,
    8.2, 8.4, 8.7, 9.4, 9.6, 9.0, 9.5, 9.7, 9.2, 10.9, 10.1, 10.1, 10.2,
    10.2, 10.8, 10.2, 10.8.
    
    Thuraya 1 has a large (12 m diam.) reflector.
    
    Both satellites were closest together between 21:40 - 21:41 UTC
    when UNK030305 passed only 0.05 degees west of Thuraya 1.
    
     Rainer
    
    Rainer Kracht
    Elmshorn, Germany
    Station 5005
    53.7695N 9.6626E  9m Potsdam Datum
    53.7679N 9.6614E 47m WGS84
    R.Kracht@t-online.de
    
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    This archive was generated by hypermail 2b29 : Thu May 01 2003 - 08:29:31 EDT