IRIDIUM 175, 43928
Orbit data source: Space-Track
IRIDIUM 175, 43928 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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43928 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: 13 hours ago
TLE from 13 hours ago
0 IRIDIUM 175
1 43928U 19002G 26036.22903397 .00001194 00000-0 18547-3 0 9993
2 43928 86.1538 348.0518 0001261 75.1410 284.9946 14.72252736379826Epoch: 2026-02-05T05:29Z
TLE epoch observation values (Epoch: 2026-02-05T05:29:48.535Z)
Latitude
-0.00007°
Longitude
130.21531°
Altitude
656.758 km
Speed
7.529 km/s
True Right ascension
23h 12m 12s
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
20:39:11
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
651.688 km
Perigee altitude
649.915 km
Semi-major axis
7,028.939 km
Eccentricity
0.00013
Inclination
86.1538°
RAAN
348.0518°
Arg. of periapsis
75.141°
True anomaly
284.98064°
Mean anomaly
284.9946°
Eccentric anomaly
284.98762°
Mean motion
3.68306 °/min
Orbital period
97.74 mins
BSTAR
0.00018547
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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 175 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 | 2026-02-05 20:18:58.338Z | 124.012° SE | 2026-02-05 20:21:58.338Z | 76.678° E | 19.332° | 2026-02-05 20:24:58.338Z | 35.073° NE |
| 6 mins | 2026-02-05 21:56:58.338Z | 226.072° WSW | 2026-02-05 21:59:58.338Z | 289.426° WNW | 28.099° | 2026-02-05 22:02:58.338Z | 338.248° N |
| 6 mins | 2026-02-06 08:10:58.338Z | 27.965° NE | 2026-02-06 08:13:58.338Z | 92.078° ESE | 28.887° | 2026-02-06 08:16:58.338Z | 142.131° SSE |
| 4 mins | 2026-02-06 09:49:58.338Z | 303.932° NW | 2026-02-06 09:51:58.338Z | 269.283° W | 18.65° | 2026-02-06 09:53:58.338Z | 239.357° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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