Saturday, April 11, 1981
San Marco 3
1971-036A
The San Marco 3 satellite went into equatorial orbit from San Marco Launch Complex in 1971. SM-C was a 0.76m dia sphere with four 0.48m antennas, giving it a 1.7m span.
| San Marco 3 | |||
| Date | Time | Event | Orbit |
|---|---|---|---|
| 1971 Apr 24 | 0732:29 | Launch by Scout B | SMLC |
| T+1:17 Stage 1 burnout | |||
| T+1:23 Stage 2 burn | |||
| T+2:04 St 2 burnout | |||
| T+2:26 Fairing sep | |||
| T+2:27 Stage 3 burn | |||
| T+3:09 Stage 3 burnout | |||
| T+6:21 St 3 sep | |||
| T+6:26 Stage 4 burn | |||
| 0739:30 | T+7:01 Stage 4 burnout | ||
| 0744:07 | T+11:38 Despin | ||
| 0744:20 | T+11:51 St 4 sep | ||
| 93.8 222 x 718 x 3.2 | |||
| 1971 Nov 29 | Reentered | ||
Payload:
- Drag balance density meter (CRA/Broglio)
- Omegatron mass spectrometer to study molec. nitrogen (GSFC/Michigan/Spencer,Carignan)
- NACE - Neutral Atmospheric composition mass spectrometer and temperature (GSFC/Newton)
Subscribe to:
Posts (Atom)
October 1,2026
https://planet4589.org/space/jsr/back/news.860.txt
-
Mirroring from AO3: Planned works in this series Chapter Text 7th grade 1. There’s A New Name In School (August 12-September 18,2005) 2. Gl...
-
✅ Mercury-Thor 3. Friendship 7. March 25,1961. John Glenn. First manned spaceflight . Suborbital test of Mercury mission profile. Vostok...
-
The Degrassi Quarternarians: Overview The Quarternarians are a Canadian Cadets unit of exactly 25 Degrassi Junior High / High stude...