1967-020A
OSO E was launched at 1612 on 1967 Mar 8 by a Delta C and reached a 95.5 min, 534 x 564 km x 32.9 deg orbit at 1624, becoming Orbiting Solar Observatory 3. It operated continuously until 1968 Jun 28 and in real time thereafter. It reentered on 1982 Apr 4. It successfully observed solar X-rays and galactic gamma rays.
| OSO 3 | |||
| Date | Time | Event | Orbit |
|---|---|---|---|
| 1967 Mar 8 | 1612:00 | Launch by Delta C | CK LC17A |
| 1614:28 | T+2:28 Thor S/N 20106 MECO | ||
| 1614 | St 1 sep | ||
| 1614 | Delta S/N 20106 burn 2:32 | ||
| 1617 | Delta SECO | ||
| 1624 | X-258 RH-140 burn 22s | ||
| 1624 | X-258 cutoff | 95.5 534 x 564 x 32.9 | |
| 1625? | X-258 sep | ||
| 1967 Dec 13 | XR telescope turned off | ||
| 1968 Jun 28 | end of recorder ops | ||
| 1969 Nov 10 | End of ops | ||
| 1982 Apr 4 | Reentered | ||
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