United States Air ForceAtlas SLV-3 Agena DSpace Launch Complex 4E, Vandenberg SFB, CA, USA
SNAPSHOT-1
Launched
April 3, 1965
Image: USAF
Summary
SNAPSHOT-1 launched on an United States Air Force Atlas SLV-3 Agena D from Space Launch Complex 4E, Vandenberg SFB, CA, USA on April 3, 1965. It was United States Air Force's 250th launch, 19th this year and humanity's 424th orbital launch attempt. It was the 7th Atlas SLV-3 Agena D flight and the 3rd this year. The payload was bound for Polar Orbit (PO). SNAPSHOT-1, one of 210 catalogued objects, reached a 1,288 × 1,320 km orbit inclined 90.0°. 210 objects from this launch are catalogued, 2 of them payloads.
- Watch
- No webcast on record.
- Vehicle
- Atlas SLV-3 Agena D · United States Air Force
- Booster
- No booster details on record.
- Mission
- Test Flight · Polar Orbit (PO)
- Milestone
- 7th Atlas SLV-3 Agena D flight · 3rd this yearUnited States Air Force's 250th launch19th this yearhumanity's 424th orbital launch attempt31st orbital launch attempt this year
Flight preview
Orbit: as tracked
SNAPSHOT-1 · NORAD 1314 · 1965-027 · Space-Track · tracking 1 of 210 objects
Show the numbers for orbit elements
- Object
- OPS 4682 (SNAPSHOT)
- Object ID
- 1965-027A
- Epoch
- 1965-04-04 02:11:54 UTC
- Mean motion
- 12.91265737 rev/day
- Eccentricity
- 0.0020752
- Inclination
- 90.0259°
- Ascending node
- 213.2944°
- Arg. of perigee
- 223.2501°
- Mean anomaly
- 136.5867°
- Element set
- 999
- Rev at epoch
- 3
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: PO. Ascent drawn from padside's representative profile.
Catalogued objects
210 catalogued: 2 payloads, 206 debris, 2 components; 210 still in orbit
- SNAPSHOT-1 · NORAD 1314 · in orbit
- EGRS IV · NORAD 1315 · in orbit
Data from J. McDowell, planet4589.org
About this launch
Experimental satellite equipped with a nuclear power system and a cesium ion engine.
Pad

Space Launch Complex 4E, Vandenberg SFB, CA, USA
5th launch from Space Launch Complex 4E, 1st this year · 170th from Vandenberg SFB, CA, USA
303 launches from this pad · 919 from Vandenberg SFB, CA, USA
120 days after the previous launch from this pad
Questions
When did SNAPSHOT-1 launch?
SNAPSHOT-1 launched on April 3, 1965. The time is known to the hour, not the minute.
Where can I watch SNAPSHOT-1?
No webcast is on record for this launch.
What rocket launched SNAPSHOT-1?
Atlas SLV-3 Agena D, flown by United States Air Force. Atlas SLV-3 Agena D spec sheet
Where did SNAPSHOT-1 launch from?
Space Launch Complex 4E, Vandenberg SFB, CA, USA.
What orbit did SNAPSHOT-1 reach?
SNAPSHOT-1, one of 210 catalogued objects, reached a 1,288 × 1,320 km orbit inclined 90.0°.
How many satellites did SNAPSHOT-1 launch?
2 payloads from this launch are catalogued, 2 of them still in orbit (Data from J. McDowell, planet4589.org).
