United States Air ForceScout BLaunch Area 3A, Wallops Flight Facility, Virginia, USA
OV3-4
Launched
June 10, 1966
Image: NASA
Summary
OV3-4 launched on an United States Air Force Scout B from Launch Area 3A, Wallops Flight Facility, Virginia, USA on June 10, 1966. It was United States Air Force's 331st launch, 32nd this year and humanity's 576th orbital launch attempt. It was the 3rd Scout B flight and the 2nd this year. The payload was bound for Polar Orbit (PO). OV3-4, one of 5 catalogued objects, reached a 651 × 4,772 km orbit inclined 40.8°. 5 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Scout B · United States Air Force
- Booster
- No booster details on record.
- Mission
- Earth Science · Polar Orbit (PO)
- Milestone
- 3rd Scout B flight · 2nd this yearUnited States Air Force's 331st launch32nd this yearhumanity's 576th orbital launch attempt59th orbital launch attempt this year
Flight preview
Orbit: as tracked
OV3-4 · NORAD 2201 · 1966-052 · Space-Track · tracking 1 of 5 objects
Show the numbers for orbit elements
- Object
- OPS 1427 (OV3-4)
- Object ID
- 1966-052A
- Epoch
- 1966-06-10 06:02:36 UTC
- Mean motion
- 10.03015049 rev/day
- Eccentricity
- 0.2268629
- Inclination
- 40.8193°
- Ascending node
- 131.0763°
- Arg. of perigee
- 139.2244°
- Mean anomaly
- 240.2022°
- Element set
- 999
- Rev at epoch
- 1
- 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
5 catalogued: 1 payload, 1 rocket stage, 1 debris, 2 components; 5 still in orbit
- OV3-4 · NORAD 2201 · in orbit
Scout S147C Stage 4 · in orbit
Data from J. McDowell, planet4589.org
About this launch
The OV3 (Orbiting Vehicle 3) series were experimental satellites based on an octagonal bus structure. These were the only in the OV series launched on dedicated launchers.
Pad

Launch Area 3A, Wallops Flight Facility, Virginia, USA
6th launch from Launch Area 3A, 2nd this year · 33rd from Wallops Flight Facility, Virginia, USA
18 launches from this pad · 87 from Wallops Flight Facility, Virginia, USA
120 days after the previous launch from this pad
All launches from Wallops Flight Facility, Virginia, USAOpen in maps
Questions
When did OV3-4 launch?
OV3-4 launched on June 10, 1966. The time is known to the hour, not the minute.
Where can I watch OV3-4?
No webcast is on record for this launch.
What rocket launched OV3-4?
Scout B, flown by United States Air Force. Scout B spec sheet
Where did OV3-4 launch from?
Launch Area 3A, Wallops Flight Facility, Virginia, USA.
What orbit did OV3-4 reach?
OV3-4, one of 5 catalogued objects, reached a 651 × 4,772 km orbit inclined 40.8°.
How many satellites did OV3-4 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).
