EXPLORER 22, 899
Orbit data source: Space-Track
EXPLORER 22, 899 is a payload satellite owned by GSFC (US) in LEO that was launched on Sat, 10 Oct 1964 UTC via an SCOUT X-4 launch vehicle from the Air Force Western Test Range (AFWTR). 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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EXPLORER 22 details
| Identifier | |
| Orbit | LEO |
| Last TLE update | 3 hours ago |
| Origin | |
| Manufacturer | APL |
| Mission status | Unknown |
| Mission | Civil Science |
| Bus & Motor | TRANSIT 5, Unknown motor |
| Mass | 52 kg wet, 52 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Radar Cross Section | 1.5 m², Large (>1 m²) |
Expand to show TLE details & history
TLE from 3 hours ago
0 EXPLORER 22
1 899U 64064A 24251.86522610 .00000675 00000-0 58153-3 0 9993
2 899 79.6890 115.2219 0120403 69.7528 291.6519 13.82675493 15912Epoch: 2024-09-07T20:45Z
Definitive object data (Epoch: 2024-09-07T20:45:55.535Z)
| Latitude | 0.00001° |
| Longitude | 176.32323° |
| Altitude | 925.565 km |
| Speed | 7.405 km/s |
| True Right ascension | 07h 40m 53s |
| True Declination | 0° 00' 00" |
| Sunlit | Object was in daylight at TLE epoch |
Predictive object data (real-time)
| Latitude | 0.40895° |
| Longitude | 176.2389° |
| Altitude | 924.391 km |
| Speed | 7.406 km/s |
| Apparent Right ascension | 06h 22m 56s |
| Apparent Declination | -19° 49' 57" |
| Sunlit | Object is in daylight |
Predictive observer data (real-time)
| Local Sidereal Time | 16:24:12 |
| Azimuth | 299.559° NW |
| Elevation | -57.62° |
| Doppler factor | 1 |
Orbital elements
| Apogee | 1,039.956 km |
| Perigee | 863.449 km |
| Semi-major axis | 7,329.84 km |
| Eccentricity | 0.0120403 |
| Inclination | 79.689° |
| RAAN | 115.2219° |
| Arg. of periapsis | 69.7528° |
| True anomaly | 290.36248° |
| Mean anomaly | 291.6519° |
| Eccentric anomaly | 291.0079° |
| Mean motion | 3.45861 °/min |
| BSTAR | 0.00058153 |
| Period | 104.09 mins |
No data available
Other satellites on launch #64 in the year 1964 (1964-10-10 UTC)
| EXPLORER 22, 899 |
| SCOUT X-4 R/B, 907 |
| SCOUT X-4 DEB, 976 |
| SCOUT X-4 DEB, 977 |
EXPLORER 22 Visibility forecast
Observer location: 39.9160978°, -105.1181434
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. |
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