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: 12 hours ago
TLE from 12 hours ago
0 IRIDIUM 175
1 43928U 19002G 26033.37439362 .00001175 00000-0 18248-3 0 9999
2 43928 86.1534 349.4060 0001381 66.6152 293.5210 14.72245440379408Epoch: 2026-02-02T08:59Z
TLE epoch observation values (Epoch: 2026-02-02T08:59:07.608Z)
Latitude
-0.00001°
Longitude
82.0537°
Altitude
656.623 km
Speed
7.529 km/s
True Right ascension
23h 17m 37s
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
23:14:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
651.796 km
Perigee altitude
649.854 km
Semi-major axis
7,028.962 km
Eccentricity
0.00014
Inclination
86.1534°
RAAN
349.406°
Arg. of periapsis
66.6152°
True anomaly
293.50649°
Mean anomaly
293.521°
Eccentric anomaly
293.51374°
Mean motion
3.68304 °/min
Orbital period
97.75 mins
BSTAR
0.00018248
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-02-02 22:09:54.133Z | 216.883° SW | 2026-02-02 22:12:54.133Z | 271.006° WNW | 30.362° | 2026-02-02 22:16:54.133Z | 342.785° N |
| 6 mins | 2026-02-03 08:24:54.133Z | 34.593° NE | 2026-02-03 08:26:54.133Z | 74.319° E | 27.085° | 2026-02-03 08:30:54.133Z | 141.906° SSE |
| 5 mins | 2026-02-03 10:02:54.133Z | 314.206° NW | 2026-02-03 10:04:54.133Z | 281.225° WNW | 20.417° | 2026-02-03 10:07:54.133Z | 233.343° WSW |
| 6 mins | 2026-02-03 21:00:54.133Z | 144.231° SSE | 2026-02-03 21:02:54.133Z | 98.588° ESE | 33.814° | 2026-02-03 21:06:54.133Z | 19.627° NNE |
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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