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). Payload-class satellites include a variety of spacecraft 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.
Embed this page
899 intel report (Beta)
Create New Watchlist
Edit Public Description
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 EXPLORER 22
1 00899U 64064A 25242.85409087 .00000202 00000-0 17030-3 0 9990
2 00899 79.6874 84.6988 0119508 232.6266 126.3956 13.82925409 64840
TLE epoch observation values (Epoch: 2025-08-30T20:29:53.451Z)
Visualization orbit readout
Visualization observer readout
Orbital elements
Other satellites on launch #64 in the year 1964 (1964-10-10 UTC)
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. |
---|---|---|---|---|---|---|---|
11 mins | 2025-08-31 13:57:53.694Z | 170.149° S | 2025-08-31 14:03:53.694Z | 80.655° E | 39.472° | 2025-08-31 14:08:53.694Z | 22.216° NNE |
8 mins | 2025-08-31 15:45:53.694Z | 255.075° W | 2025-08-31 15:48:53.694Z | 289.63° WNW | 22.181° | 2025-08-31 15:53:53.694Z | 343.08° N |
10 mins | 2025-09-01 00:52:53.694Z | 358.346° N | 2025-09-01 00:57:53.694Z | 94.441° ESE | 41.504° | 2025-09-01 01:02:53.694Z | 156.232° SSE |
6 mins | 2025-09-01 02:39:53.694Z | 299.968° NW | 2025-09-01 02:41:53.694Z | 277.613° WNW | 16.929° | 2025-09-01 02:45:53.694Z | 235.171° WSW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
---|
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
---|
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
---|