IRIDIUM 125, 42964
Orbit data source: Space-Track
IRIDIUM 125, 42964 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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42964 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
OATK SSG Gilbert
Mission
Operational Commercial Communications
Bus & Motor
ELITEBUS, Unknown motor
Mass
860 kg wet, 700 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Trap Box + 2 Pan, 4.8 m
Radar Cross Section
10.154 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 IRIDIUM 125
1 42964U 17061K 25307.75535450 .00000001 00000-0 -68157-5 0 9995
2 42964 86.3944 119.6358 0002086 74.0235 286.1190 14.34217503422545Epoch: 2025-11-03T18:07Z
TLE epoch observation values (Epoch: 2025-11-03T18:07:42.628Z)
Latitude
-0.00009°
Longitude
164.456°
Altitude
780.305 km
Speed
7.464 km/s
True Right ascension
07h 58m 32s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
22:38:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.125 km
Perigee altitude
773.14 km
Semi-major axis
7,152.77 km
Eccentricity
0.00021
Inclination
86.3944°
RAAN
119.6358°
Arg. of periapsis
74.0235°
True anomaly
286.09603°
Mean anomaly
286.119°
Eccentric anomaly
286.10752°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
-0.0000068157
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Other satellites on launch #61 in the year 2017 (2017-10-09 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.IRIDIUM 125 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-11-04 11:00:20.951Z | 122.944° SE | 2025-11-04 11:03:20.951Z | 86.716° E | 18.025° | 2025-11-04 11:06:20.951Z | 45.571° ENE |
| 8 mins | 2025-11-04 12:40:20.951Z | 209.051° SW | 2025-11-04 12:44:20.951Z | 285.648° WNW | 35.438° | 2025-11-04 12:48:20.951Z | 346.875° N |
| 8 mins | 2025-11-04 23:11:20.951Z | 20.906° NNE | 2025-11-04 23:14:20.951Z | 76.988° E | 34.49° | 2025-11-04 23:19:20.951Z | 154.467° SSE |
| 6 mins | 2025-11-05 00:52:20.951Z | 314.467° NW | 2025-11-05 00:55:20.951Z | 272.102° WNW | 18.789° | 2025-11-05 00:58:20.951Z | 235.488° 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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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