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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899 intel report (Beta)
EXPLORER 22 details
| Identifier | |
| Orbit | LEO |
| Last TLE update | 21 hours ago |
| Origin | |
| Manufacturer | APL |
| 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 |
| Shape & HBR | Oct Cyl + 4 Pan + 2 Rod, 4 m |
| Radar Cross Section | 1.165 m², Large (>1 m²) |
Expand to show TLE details & history
TLE from 21 hours ago
0 EXPLORER 22
1 00899U 64064A 24355.77117396 .00000265 00000-0 22402-3 0 9992
2 00899 79.6904 1.5660 0120319 162.5096 198.0255 13.82779977 29861Epoch: 2024-12-20T18:30Z
Definitive object data (Epoch: 2024-12-20T18:30:29.43Z)
| Latitude | -0.00002° |
| Longitude | -5.88853° |
| Altitude | 1,040.858 km |
| Speed | 7.289 km/s |
| True Right ascension | 00h 06m 15s |
| True Declination | 0° 00' 00" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | 79.58433° |
| Longitude | 73.01533° |
| Altitude | 939.143 km |
| Speed | 7.403 km/s |
| Apparent Right ascension | 03h 20m 22s |
| Apparent Declination | 27° 21' 60" |
| Sunlit | Object is in full shadow |
Visualization observer readout
| Local Sidereal Time | 14:48:52 |
| Azimuth | 352.445° N |
| Elevation | -22.319° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 1,039.52 km |
| Perigee altitude | 863.146 km |
| Semi-major axis | 7,329.47 km |
| Eccentricity | 0.0120319 |
| Inclination | 79.6904° |
| RAAN | 1.566° |
| Arg. of periapsis | 162.5096° |
| True anomaly | 197.60488° |
| Mean anomaly | 198.0255° |
| Eccentric anomaly | 197.81459° |
| Mean motion | 3.45887 °/min |
| BSTAR | 0.00022402 |
| Orbital period | 104.08 mins |
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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: 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2024-12-22 00:09:32.075Z | 129.497° SE | 2024-12-22 00:13:32.075Z | 86.222° E | 20.072° | 2024-12-22 00:17:32.075Z | 44.191° NE |
| 10 mins | 2024-12-22 01:53:32.075Z | 210.951° SW | 2024-12-22 01:58:32.075Z | 295.764° NW | 39.684° | 2024-12-22 02:03:32.075Z | 0.667° NNE |
| 6 mins | 2024-12-22 11:03:32.075Z | 32.709° NE | 2024-12-22 11:05:32.075Z | 59.214° ENE | 20.874° | 2024-12-22 11:09:32.075Z | 111.124° ESE |
| 9 mins | 2024-12-22 12:47:32.075Z | 330.844° NNW | 2024-12-22 12:51:32.075Z | 267.886° W | 35.582° | 2024-12-22 12:56:32.075Z | 195.374° SSW |
Authenticating...
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