Saturday, November 26, 1983

Interkosmos 10

 1973-082A


The DS-U2-IK No. 3 (Interkosmos-10) satellite was launched on 1973 Oct 30 by Kosmos-3M from Plesetsk. The satellite carried out studies of the ionosphere and VLF radio wave propagation.


Interkosmos-10 
 

DateTimeEventOrbit  

1973 Oct 30  1900 Launch by 11K65M Kosmos-3M  NIIP-53 
 1902 S3M burn 
 1912? S3M sep 
   102.1 260 x 1454 x 74.0 
1974 Jun 7   End of transmissions 
1977 Jul 1   Reentered 

Friday, November 25, 1983

Mars 5

  1973-049A


Mars-5 (3MS No. 53S) entered orbit around Mars successfully in Feb 1974, but after three weeks its main instrument compartment depressurized and the spacecraft fell silent. IKI used a Mars-centric-solar coordinate system with X the Mars-center/Sunline and Y,Z in the plane perpendicular to it.


Mars-5 
 

DateTimeEventOrbit  

1973 Jul 25  1855:48  Launch by Proton-K  KB 
 1858  Stage 1 sep 
 1901  Stage 2 sep 
 1905  Stage 3 MECO 
 1905  Stage 3 sep 
 1909  Blok-D MES-1 
 1911?  Blok-D MECO-1 
1973 Jul 25  2015  Blok-D burn 2, solar orbit 
 2021? Blok-D MECO-2 
 2021?  Blok-D sep 
1973 Aug 3   TCM 4.5m/s 
1974 Feb 2   TCM 6.8m/s 
1974 Feb 12  1544:25 KDU burn MOI, 1.188 km/s 
  Mars orbit insertion 
   1760 x 32560 x 35.3 
  Peri at lat -35 deg, LT = 1700 
1974 Feb 18 Airglow spectrometer activated 
1974 Mar 1   End of transmissions

Friday, November 18, 1983

Molniya 308

 1977-105A


Molniya-3 (F8, N8) was launched on 1977 Oct 28 to plane C.


Molniya-3 No. 18 
 

DateTimeEventOrbit  

1977 Oct 28  0137 Launch by 8K78M  PL 
  BVGD sep 
  GO sep 
  T+4:46 Blok A sep 
  T+4:56 KhO sep 
  T+8:46 Blok-I MECO 
 0145 T+8:50 Blok-I sep  
  T+53:16 BOZ burn 
 0230  T+53:56 BOZ sep 
  ML burn 
  T+56:46 ML MECO 
 0233  T+56:54 ML sep   
1977 Oct 28    734.9 428 x 40769 x 62.8 
1981 Jun 5   End of ops 

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