Monday, April 3, 1972

Kosmos 1

  1962-008


The DS-2 No. 1 satellite was the third launch attempt by Yangel. The stripped down spherical DS-2 satellite had a mass of 47 kg and carried practically no equipment except for an ionospheric beacon. This time the 63S1 rocket reached orbit successfully, placing DS-2 No. 1 in a 49 degree inclination orbit from which its ionospheric beacon payload transmitted for at least a month. After orbit insertion, the satellite was declared to be part of the Kosmos program, inaugurating the Kosmos cover name which would be used for the majority of Soviet space missions. The announcement of the Kosmos program indicated that it would consist of scientific satellites, but the program also included all military payloads, and unacknowledged in-orbit failures from other civilian programs.


Kosmos-1 
 

DateTimeEventOrbit  

1962 Mar 16  1159 Launch by 63S1 No. 6LK  GTsP4 Mayak-2 
 1201 Stage 2 burn 
 1206? Stage 2 sep 
   204 x 967 x 49.0 
1962 Apr 15   Mayak still transmitting 
1962 May 25   Reentered 

Payload:

  • Mayak-O2 E-177-2 ionospheric beacon 2-channel transmitter

Saturday, March 25, 1972

OV1-20P

 1971-067A


The OV1-20 propulsion module carried some particle experiments and the OAR-901 LOADS II satellite. OV1-20 was launched on STP flight P70-2.

P70-2 carried a complex of experiments. AVL-802 mass was 44 kg per the STP history, of which about 21 kg was the deployed satellites and 23 kg was canister hardware. The unaccounted mass noted below is presumed to be payload attachment hardware that remained with the propulsion modules.

CRLU-928/OAR-901 LOADS-2 364  
OV1-20P  125? 
OV1-20 Expts  17 
OV1-20 propellant 272 
Unaccounted  54 

OV1-20 Total  832  

OAR 907 RTDS  72 
LCS-4 canister  30?  
RTD 701 LCS-4  37 
AVL-802-1 Can  12? 
AVL-802-2 Can  12? 
AVL-802 Mylar 0.8 
AVL-802 Grid 7-1 6.2 
AVL-802 Grid 7-2 4.0 
AVL-802 Rigid  10? 
Star 13A  37 
OV1-21 Expts  32 
OV1-21P  125?  
OV1-21 propellant 272 
Unaccounted  202  

OV1-21 Total  851 
Post burn  579  
Post RTDS  505  
Post AKM  472 


OV1-20P 
 

DateTimeEventOrbit  

1971 Aug 7  0011  Launch by Atlas F  
 0016? Atlas SECO 
 0020? Sep Atlas at 166 km 
 0022? Sep+2 min, FW4S burn  
 0022? Perigee 
 0025? Ejected OAR-901 LOADS II 
   106.2 133 x 1957 x 92.0 
1971 Aug 29   Reentered 

Payload:

  • SAMSO-132 Energetic proton analyser, 15 kg

  • SSD-975B Particle flux and thermal detector (ne,Te), 2 kg

  • OAR-901 Low Altitude Density Satellite II

November 20,2006

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