IRIDIUM 150, 43257
Orbit data source: Space-Track
IRIDIUM 150, 43257 is a payload satellite owned by Iridium (US) in LEO that was launched on Fri, 30 Mar 2018 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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43257 intel report (Beta)
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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: 17 hours ago
TLE from 17 hours ago
0 IRIDIUM 150
1 43257U 18030J 26305.10375104 .00000165 00000-0 51878-4 0 9995
2 43257 86.3984 233.1984 0002143 84.7713 275.3727 14.34220159449787Epoch: 2026-11-01T02:29Z
TLE epoch observation values (Epoch: 2026-11-01T02:29:24.089Z)
Latitude
-0.00008°
Longitude
155.4481°
Altitude
780.567 km
Speed
7.464 km/s
True Right ascension
15h 32m 47s
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
15:26:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.156 km
Perigee altitude
773.091 km
Semi-major axis
7,152.761 km
Eccentricity
0.00021
Inclination
86.3984°
RAAN
233.1984°
Arg. of periapsis
84.7713°
True anomaly
275.34825°
Mean anomaly
275.3727°
Eccentric anomaly
275.36048°
Mean motion
3.58784 °/min
Orbital period
100.34 mins
BSTAR
0.000051878
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Other satellites on launch #30 in the year 2018 (2018-03-30 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 150 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 | 2026-11-01 21:02:22.541Z | 235.127° WSW | 2026-11-01 21:06:22.541Z | 287.332° WNW | 21.213° | 2026-11-01 21:09:22.541Z | 326.485° NNW |
| 9 mins | 2026-11-02 07:32:22.541Z | 355.599° N | 2026-11-02 07:36:22.541Z | 270.394° WNW | 83.82° | 2026-11-02 07:41:22.541Z | 181.76° SSW |
| 6 mins | 2026-11-02 18:49:22.541Z | 118.879° SE | 2026-11-02 18:52:22.541Z | 73.444° E | 22.6° | 2026-11-02 18:55:22.541Z | 35.162° NE |
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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