United States Air ForceThor MG-18Space Launch Complex 10W, Vandenberg SFB, CA, USA
DSAP-1 F10
Launched
January 19, 1965
Image: USAF
Summary
DSAP-1 F10 launched on an United States Air Force Thor MG-18 from Space Launch Complex 10W, Vandenberg SFB, CA, USA on January 19, 1965. It was United States Air Force's 233rd launch, 2nd this year and humanity's 396th orbital launch attempt. It was the 1st Thor MG-18 flight. The payload was bound for Sun-Synchronous Orbit (SSO). OPS 7040, one of 3 catalogued objects, reached a 475 × 831 km orbit inclined 98.8°. 3 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Thor MG-18 · United States Air Force
- Booster
- No booster details on record.
- Mission
- Government/Top Secret · Sun-Synchronous Orbit (SSO)
- Milestone
- 1st Thor MG-18 flightUnited States Air Force's 233rd launch2nd this yearhumanity's 396th orbital launch attempt3rd orbital launch attempt this year
Flight preview
Orbit: as tracked
OPS 7040 · NORAD 973 · 1965-003 · Space-Track · tracking 1 of 3 objects
Show the numbers for orbit elements
- Object
- OPS 7040
- Object ID
- 1965-003A
- Epoch
- 1965-01-20 01:38:18 UTC
- Mean motion
- 14.74920692 rev/day
- Eccentricity
- 0.0253485
- Inclination
- 98.783°
- Ascending node
- 249.8613°
- Arg. of perigee
- 271.6046°
- Mean anomaly
- 85.4915°
- Element set
- 999
- Rev at epoch
- 13
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: SSO.
Catalogued objects
3 catalogued: 1 payload, 2 components; none still in orbit
- OPS 7040 · NORAD 973 · re-entered July 13, 1979
Data from J. McDowell, planet4589.org
About this launch
The DSAP-1 (Defense Satellite Application Program Block 1) satellites series, also known as P-35, was the first series of military meteorologal satellites of the USA.
Pad

Space Launch Complex 10W, Vandenberg SFB, CA, USA
1st launch from Space Launch Complex 10W, 1st this year · 161st from Vandenberg SFB, CA, USA
31 launches from this pad · 919 from Vandenberg SFB, CA, USA
under an hour after the previous launch from this pad
Questions
When did DSAP-1 F10 launch?
DSAP-1 F10 launched on January 19, 1965. The time is known to the hour, not the minute.
Where can I watch DSAP-1 F10?
No webcast is on record for this launch.
What rocket launched DSAP-1 F10?
Thor MG-18, flown by United States Air Force. Thor MG-18 spec sheet
Where did DSAP-1 F10 launch from?
Space Launch Complex 10W, Vandenberg SFB, CA, USA.
What orbit did DSAP-1 F10 reach?
OPS 7040, one of 3 catalogued objects, reached a 475 × 831 km orbit inclined 98.8°.
How many satellites did DSAP-1 F10 launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).
