IRIDIUM 176, 43923
Orbit data source: Space-Track
IRIDIUM 176, 43923 is a payload satellite owned by Iridium (US) in LEO that was launched on Fri, 11 Jan 2019 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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43923 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
NGIS 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: 19 hours ago
TLE from 19 hours ago
0 IRIDIUM 176
1 43923U 19002B 25295.47592345 .00000634 00000-0 96596-4 0 9997
2 43923 86.6045 92.9557 0002217 72.8908 287.2552 14.72256352364275Epoch: 2025-10-22T11:25Z
TLE epoch observation values (Epoch: 2025-10-22T11:25:19.786Z)
Latitude
0.00002°
Longitude
-109.52573°
Altitude
656.519 km
Speed
7.529 km/s
True Right ascension
06h 11m 49s
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
01:48:48
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
652.339 km
Perigee altitude
649.223 km
Semi-major axis
7,028.918 km
Eccentricity
0.00022
Inclination
86.6045°
RAAN
92.9557°
Arg. of periapsis
72.8908°
True anomaly
287.23094°
Mean anomaly
287.2552°
Eccentric anomaly
287.24307°
Mean motion
3.68307 °/min
Orbital period
97.74 mins
BSTAR
0.000096596
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Other satellites on launch #2 in the year 2019 (2019-01-11 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 176 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 | 2025-10-23 10:23:31.506Z | 134.335° SE | 2025-10-23 10:26:31.506Z | 83.134° E | 24.489° | 2025-10-23 10:29:31.506Z | 32.825° NE |
| 5 mins | 2025-10-23 12:02:31.506Z | 242.272° WSW | 2025-10-23 12:04:31.506Z | 279.696° WNW | 22.876° | 2025-10-23 12:07:31.506Z | 329.089° NNW |
| 7 mins | 2025-10-23 22:15:31.506Z | 19.758° NNE | 2025-10-23 22:18:31.506Z | 81.786° E | 33.726° | 2025-10-23 22:22:31.506Z | 153.451° SSE |
| 4 mins | 2025-10-23 23:54:31.506Z | 306.276° NW | 2025-10-23 23:56:31.506Z | 276.02° WNW | 15.729° | 2025-10-23 23:58:31.506Z | 247.474° WSW |
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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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