RE: ISS may have another debris conjunction issue

From: Ted Molczan (ssl3molcz@rogers.com)
Date: Mon Mar 16 2009 - 21:57:01 UTC

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    Greg Williams wrote:
    
    > They just radioed the ISS, no maneuver required to avoid the debris.
    
    It appears that the object in question is 81053MA / 18593. USSTRATCOM's epoch
    09075.78672785 2-line elements and their 09075.47729483 elements of ISS,
    propagate via SGP4 to a conjunction over the U.S.A. on 2009 Mar 17 at 07:14:11
    UTC, with closest approach less than 5 km:
    
                                 Target                    Observer
                        -------------------------  -------------------------
      Time      Range     Lat      Lon      Alt      Lat      Lon      Alt
       UTC       km       deg      deg      km       deg      deg      km
    -------- ---------  ------- -------- --------  ------- -------- --------
    07:14:04     91.26  37.84 N  83.50 W   351.20  37.10 N  83.19 W   351.52
    07:14:05     77.98  37.80 N  83.44 W   351.19  37.17 N  83.18 W   351.54
    07:14:06     64.71  37.76 N  83.38 W   351.18  37.23 N  83.17 W   351.56
    07:14:07     51.45  37.72 N  83.32 W   351.17  37.30 N  83.16 W   351.58
    07:14:08     38.21  37.68 N  83.26 W   351.16  37.36 N  83.15 W   351.60
    07:14:09     25.03  37.64 N  83.20 W   351.16  37.43 N  83.14 W   351.62
    07:14:10     12.12  37.60 N  83.14 W   351.15  37.49 N  83.14 W   351.63
    07:14:11      4.56  37.55 N  83.08 W   351.14  37.56 N  83.13 W   351.65
    07:14:12     15.75  37.51 N  83.02 W   351.13  37.62 N  83.12 W   351.67
    07:14:13     28.79  37.47 N  82.96 W   351.12  37.69 N  83.11 W   351.69
    07:14:14     41.99  37.43 N  82.90 W   351.11  37.75 N  83.10 W   351.71
    07:14:15     55.24  37.39 N  82.84 W   351.10  37.82 N  83.09 W   351.73
    07:14:16     68.51  37.35 N  82.78 W   351.10  37.88 N  83.08 W   351.75
    07:14:17     81.78  37.31 N  82.72 W   351.09  37.95 N  83.07 W   351.77
    07:14:18     95.06  37.27 N  82.66 W   351.08  38.01 N  83.06 W   351.79
    
    Ted Molczan
    
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