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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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 26306.34851435 .00000207 00000-0 55018-4 0 9990
2 43928 86.4539 232.7441 0005069 109.1077 251.0673 14.43661153418912Epoch: 2026-11-02T08:21Z
TLE epoch observation values (Epoch: 2026-11-02T08:21:51.639Z)
Latitude
-0.00008°
Longitude
65.65211°
Altitude
750.666 km
Speed
7.479 km/s
True Right ascension
15h 30m 58s
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
16:38:40
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
746.987 km
Perigee altitude
739.768 km
Semi-major axis
7,121.515 km
Eccentricity
0.00051
Inclination
86.4539°
RAAN
232.7441°
Arg. of periapsis
109.1077°
True anomaly
251.01237°
Mean anomaly
251.0673°
Eccentric anomaly
251.03983°
Mean motion
3.61148 °/min
Orbital period
99.68 mins
BSTAR
0.000055018
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-11-03 06:33:35.383Z | 20.401° NNE | 2026-11-03 06:37:35.383Z | 73.391° E | 28.79° | 2026-11-03 06:41:35.383Z | 135.655° SSE |
| 7 mins | 2026-11-03 08:14:35.383Z | 327.36° NNW | 2026-11-03 08:17:35.383Z | 282.397° WNW | 28.273° | 2026-11-03 08:21:35.383Z | 222.062° SW |
| 8 mins | 2026-11-03 19:25:35.383Z | 160.686° S | 2026-11-03 19:28:35.383Z | 105.27° ESE | 56.263° | 2026-11-03 19:33:35.383Z | 11.464° NNE |
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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