Saturday, April 14, 2007

Kosmos 2345

 1997-041A


The Kosmos-2345 satellite was launched in Aug 1997. The Proton-K reached a 53 degree parking orbit instead of the usual 51.6 degree one because of a launch crew targeting error. This led to a 50 degree transfer orbit instead of a 46 degree one, and a final elliptical geosynchronous orbit of 34941 x 37747 km instead of a circular one of 35805 x 35917 km. The DM first burn appears to have been on the fifth orbit.

Kosmos-2345 was an Oko-S class satellite, Initial position is 14W with drift to 24W. Space Command seems to have had problems tracking the satellite, with element sets oscillating between an object at 23W and an object at 27W. After early 1999 it tracked an object drifting slowly away from the 25W position, which may or may not have been K-2345.


Kosmos-2345 
 

DateTimeEventOrbit  

1997 Aug 14  2049:14 Launch by Proton-K  KB 
 2058  Stage 3 sep 
   164 x 190 x 53.2 
1997 Aug 14  0400? Blok DM-2 burn 1  
1997 Aug 15    621.85 227 x 35282 x 49.9 (TLE) 
 0900? DM2 burn 2 
 0920? DM2 sep 
1997 Aug 17  1400   1433.95 35737 x 35752 x 0.09 GEO 1.4W+0.5/d 
 1745   1433.91 35736 x 35750 x 0.09 GEO 1.3W+0.5/d 
1997 Aug 20    1433.88 35736 x 35749 x 0.1 GEO 0.0W+0.5E 
1997 Aug 21    1438.87 34316 x 37365 x 1.3 GEO 16.6W+0.7W 
1997 Aug 29   1436.96 34298 x 37273 x 1.3 GEO 22.1W 
1997 Sep 17   mv out 
1997 Oct 1   mv in  1436.07 35021 x 36550 x 1.2 GEO 26.3W 
1997 Oct 6    1436.06 35021 x 36550 x 1.2 GEO 25.7W 
1997 Dec 1    1436.23 35033 x 36544 x 1.1 GEO 26.9W 
1998 May 20    1436.00 35040 x 36529 x 0.8 GEO 23.4W 
1998 Jun 28    1436.16 35041 x 36534 x 0.7 GEO 22.7W 
1999 Jan 27    1436.22 35070 x 36507 x 0.3 GEO 23.4W+0.05W 
1999 Jan 30   mv out, drift 
1999 Apr 23    1435.82 35075 x 36487 x 0.1 GEO 20.0W 
1999 Oct 16    1435.89 35070 x 36494 x 0.3 GEO 10.6W+0.04E 
2002 Aug 29    1437.91 35132 x 36511 x 2.7 GEO 62.5E+0.5W 

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