OPS 3662 (VELA 3), 836
Orbit data source: Space-Track
OPS 3662 (VELA 3), 836 is a payload satellite owned by USAF SSD (US) in HEO that was launched on Fri, 17 Jul 1964 UTC via an ATLAS AGENA D launch vehicle from the Air Force Eastern Test Range (AFETR). Payloads include a variety of satellites, spacecraft, and rockets equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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836 intel report (Beta)
OPS 3662 (VELA 3) details
| Identifier | |
| Orbit | HEO |
| Last TLE update | 3 months ago |
| Origin | |
| Manufacturer | TRW |
| Mission | Defense Early Warn |
| Bus & Motor | VELA, BE-3 |
| Mass | ~227 kg wet, 125 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Poly, 1.4 m |
| Radar Cross Section | 2.240 m², Medium (>0.1 m² and < 1m²) |
Expand to show TLE details & history
TLE from 3 months ago
0 OPS 3662 (VELA 3)
1 00836U 64040A 24292.82585033 .00000653 00000-0 00000-0 0 9998
2 00836 49.4634 131.0708 4760931 300.8296 0.4763 0.23903997 9547Epoch: 2024-10-18T19:49Z
Definitive object data (Epoch: 2024-10-18T19:49:13.468Z)
| Latitude | -39.91546° |
| Longitude | 120.03654° |
| Altitude | 51,041.523 km |
| Speed | 3.202 km/s |
| True Right ascension | 05h 40m 31s |
| True Declination | -39° 53' 40" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | 39.65327° |
| Longitude | -153.22942° |
| Altitude | 104,281.493 km |
| Speed | 1.889 km/s |
| Apparent Right ascension | 11h 14m 26s |
| Apparent Declination | 37° 47' 03" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 17:49:19 |
| Azimuth | 304.992° NW |
| Elevation | 17.53° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 155,505.326 km |
| Perigee altitude | 51,078.851 km |
| Semi-major axis | 109,670.225 km |
| Eccentricity | 0.4760931 |
| Inclination | 49.4634° |
| RAAN | 131.0708° |
| Arg. of periapsis | 300.8296° |
| True anomaly | 1.52589° |
| Mean anomaly | 0.4763° |
| Eccentric anomaly | 0.9091° |
| Mean motion | 0.05976 °/min |
| BSTAR | Unknown |
| Orbital period | 6024.1 mins |
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Other satellites on launch #40 in the year 1964 (1964-07-17 UTC)
| OPS 3662 (VELA 3), 836 |
| OPS 3674 (VELA 4), 837 |
| ERS 13, 838 (Decayed) |
OPS 3662 (VELA 3) Visibility forecast
Observer location: undefined°, undefined
Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 75 mins | 2025-01-23 16:36:44.134Z | 304.987° NW | 2025-01-23 16:36:44.134Z | 304.987° NW | 16.762° | 2025-01-23 17:51:44.134Z | 313.9° NW |
| 725 mins | 2025-01-24 04:31:44.134Z | 33.217° NE | 2025-01-24 14:34:44.134Z | 356.526° N | 44.601° | 2025-01-24 16:36:44.134Z | 302.295° NW |
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