IRIDIUM 139, 42963
Orbit data source: Space-Track
IRIDIUM 139, 42963 is a payload satellite owned by Iridium (US) in LEO that was launched on Mon, 09 Oct 2017 UTC via an FALCON 9 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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42963 intel report (Beta)
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Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 IRIDIUM 139
1 42963U 17061J 26095.97970342 .00000337 00000-0 11333-3 0 9999
2 42963 86.3961 55.4918 0002309 88.9702 271.1759 14.34214997444490TLE epoch observation values (Epoch: 2026-04-05T23:30:46.375Z)
Visualization orbit readout
Visualization observer readout
Orbital elements
Other satellites on launch #61 in the year 2017 (2017-10-09 UTC)
IRIDIUM 139 Visibility forecast
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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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2026-04-06 21:23:47.460Z | 160.305° S | 2026-04-06 21:27:47.460Z | 95.997° ESE | 38.272° | 2026-04-06 21:32:47.460Z | 13.231° NNE |
| 5 mins | 2026-04-06 23:06:47.460Z | 255.146° W | 2026-04-06 23:08:47.460Z | 281.141° WNW | 16.277° | 2026-04-06 23:11:47.460Z | 319.424° NNW |
| 8 mins | 2026-04-07 09:35:47.460Z | 347.71° N | 2026-04-07 09:38:47.460Z | 295.532° NW | 42.084° | 2026-04-07 09:43:47.460Z | 190.049° SSW |
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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