COS-B
COS-B launched on 9 August 1975, 01:50 UTC on a Delta 2913 from Vandenberg SFB, CA, USA. The recorded outcome is Success. Payloads: COS-B.
| Name | COS-B |
|---|---|
| Launch time (UTC) | 9 August 1975, 01:50 UTC |
| Vehicle | Delta 2913 |
| Launch site | Vandenberg SFB, CA, USA |
| Company | United States Air Force |
| Outcome | Success |
| Payloads | COS-B |
| Orbit | Elliptical Orbit |
Questions
- When did COS-B launch?
- COS-B launched on 9 August 1975, 01:50 UTC.
- What rocket launched COS-B?
- COS-B launched on a Delta 2913.
- Where did COS-B launch from?
- COS-B launched from Vandenberg SFB, CA, USA.
- What was the outcome of COS-B?
- The recorded outcome is Success.
Sources: Jonathan's Space Report (GCAT), CC-BY; CelesTrak; Launch Library 2.
Last updated: 2026-10-20 UTC.