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, 4.7 m
Radar Cross Section
14.423 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 IRIDIUM 125
1 42964U 17061K 25258.70808703 .00000070 00000-0 17817-4 0 9990
2 42964 86.4004 140.1340 0002274 98.5727 261.5727 14.34218082415514Epoch: 2025-09-15T16:59Z
TLE epoch observation values (Epoch: 2025-09-15T16:59:38.719Z)
Latitude
0.00003°
Longitude
-109.68619°
Altitude
780.956 km
Speed
7.463 km/s
True Right ascension
09h 20m 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
23:10:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.257 km
Perigee altitude
773.004 km
Semi-major axis
7,152.767 km
Eccentricity
0.00023
Inclination
86.4004°
RAAN
140.134°
Arg. of periapsis
98.5727°
True anomaly
261.54692°
Mean anomaly
261.5727°
Eccentric anomaly
261.55981°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000017817
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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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2025-09-16 16:32:16.266Z | 173° S | 2025-09-16 16:37:16.266Z | 93.072° ESE | 43.537° | 2025-09-16 16:42:16.266Z | 7.111° NNE |
| 5 mins | 2025-09-17 03:05:16.266Z | 46.294° ENE | 2025-09-17 03:07:16.266Z | 73.313° E | 17.362° | 2025-09-17 03:10:16.266Z | 112.667° SE |
| 8 mins | 2025-09-17 04:45:16.266Z | 337.767° N | 2025-09-17 04:48:16.266Z | 279.747° WNW | 36.798° | 2025-09-17 04:53:16.266Z | 199.923° SSW |
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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