Monday, January 5, 1998

Insat 2D

 1997-027B


Insat 2D, which like Insat 2C was the communications-only variant, was stationed at 74E. Insat 2D joined the Indian National Satellite System. Primary coverage area is Indian subcontinent, with extended coverage area over Mideast to SE Asia. Control from Insat Master Control Facility, Hassan/Karnataka.

Insat 2D mass was 2079 kg launch, 1270 kg BOL, 999 kg dry. Bus was 1.7 x 1.9 x 2.7 m with a 14.70m span, like Insat 2C.


Insat 2D 
 

DateTimeEventOrbit  

1997 Jun 3  2320  Launch by Ariane 44LP V97 CSG ELA2 
 2323  Stage 1 sep T+3:32 
 2324  Fairing sep T+4:48 
 2325  Stage 2 sep T+5:42 
 2338? Stage 3 MECO 
 2341  H10-3 sep from Inmarsat T+21:17 
 2344  Mini Spelda top sep T+24:17 
 2346  H10-3 sep from Insat T+26:17  
1997 Jun 4    635.14 249 x 35945 x 7.0 
1997 Jun 5    629.46 218 x 35685 x 7.0 
1997 Jun 6?  LAM-1 
1997 Jun 10? LAM-2 
1997 Jun 11   1430.54 35474 x 35881 x 0.2 GEO 66.4E+1.4E 
1997 Jun 16    1434.43 35720 x 35787 x 0.2 GEO 72.6E+0.4E 
1997 Jun 16    1436.05 35742 x 35829 x 0.2 GEO 72.6E 
1997 Sep 16    1436.14 35726 x 35849 x 0.2 GEO 72.3E 
1997 Oct 1   Earth lock lost 
1997 Oct 4   Power failure 
1997 Oct 5   end of ops
1997 Nov 22    1436.09 35713 x 35859 x 0.4 GEO 74.1E 

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