IRIDIUM 102, 41920
Orbit data source: Space-Track
IRIDIUM 102, 41920 is a payload satellite owned by Iridium (US) in LEO that was launched on Sat, 14 Jan 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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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: 12 hours ago
TLE from 12 hours ago
0 IRIDIUM 102
1 41920U 17003D 25353.47326560 .00000005 00000-0 -53741-5 0 9999
2 41920 86.3994 163.5270 0001894 88.8561 271.2852 14.34217082467522Epoch: 2025-12-19T11:21Z
TLE epoch observation values (Epoch: 2025-12-19T11:21:30.147Z)
Latitude
-0.00002°
Longitude
-95.16253°
Altitude
780.69 km
Speed
7.464 km/s
True Right ascension
10h 54m 06s
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
22:07:20
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
775.989 km
Perigee altitude
773.279 km
Semi-major axis
7,152.771 km
Eccentricity
0.00019
Inclination
86.3994°
RAAN
163.527°
Arg. of periapsis
88.8561°
True anomaly
271.2635°
Mean anomaly
271.2852°
Eccentric anomaly
271.27435°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
-0.0000053741
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Other satellites on launch #3 in the year 2017 (2017-01-14 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 102 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 | 2025-12-19 23:38:36.550Z | 358.511° N | 2025-12-19 23:43:36.550Z | 35.892° NE | 44.76° | 2025-12-19 23:48:36.550Z | 177.043° S |
| 5 mins | 2025-12-20 10:57:36.550Z | 107.012° ESE | 2025-12-20 10:59:36.550Z | 77.523° E | 18.844° | 2025-12-20 11:02:36.550Z | 39.146° NE |
| 8 mins | 2025-12-20 12:36:36.550Z | 214.752° SW | 2025-12-20 12:39:36.550Z | 271.751° WNW | 34.646° | 2025-12-20 12:44:36.550Z | 348.665° N |
| 6 mins | 2025-12-20 23:06:36.550Z | 16.936° NNE | 2025-12-20 23:10:36.550Z | 97.222° ESE | 35.047° | 2025-12-20 23:12:36.550Z | 139.648° SSE |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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