ERS 9, 635
Orbit data source: Space-Track
ERS 9, 635 is a payload satellite owned by USAF SSD (US) in LEO that was launched on Fri, 19 Jul 1963 UTC via an ATLAS AGENA B 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.
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635 intel report (Beta)
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TLE from 9 hours ago
0 ERS 9
1 635U 63030B 25199.57509429 .00000003 00000-0 25460-3 0 9996
2 635 88.4118 233.4458 0046271 6.0233 354.1166 8.57948366942219
TLE epoch observation values (Epoch: 2025-07-18T13:48:08.146Z)
Visualization orbit readout
Visualization observer readout
Orbital elements
Other satellites on launch #30 in the year 1963 (1963-07-19 UTC)
ERS 9 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. |
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34 mins | 2025-07-19 01:02:38.677Z | 138.263° SSE | 2025-07-19 01:19:38.677Z | 71.795° E | 36.047° | 2025-07-19 01:36:38.677Z | 6.87° NNE |
35 mins | 2025-07-19 03:49:38.677Z | 206.27° SW | 2025-07-19 04:06:38.677Z | 281.333° WNW | 38.689° | 2025-07-19 04:24:38.677Z | 355.761° N |
35 mins | 2025-07-19 12:58:38.677Z | 6.344° NNE | 2025-07-19 13:15:38.677Z | 77.491° E | 37.805° | 2025-07-19 13:33:38.677Z | 152.26° SSE |
34 mins | 2025-07-19 15:46:38.677Z | 352.246° N | 2025-07-19 16:02:38.677Z | 289.377° WNW | 37.268° | 2025-07-19 16:20:38.677Z | 218.865° SW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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