IRIDIUM 140, 43252
Orbit data source: Space-Track
IRIDIUM 140, 43252 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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43252 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: 14 hours ago
TLE from 14 hours ago
0 IRIDIUM 140
1 43252U 18030D 26305.23059440 -.00000026 00000-0 -16328-4 0 9995
2 43252 86.3982 233.1119 0002019 83.6877 276.4549 14.34217751449835Epoch: 2026-11-01T05:32Z
TLE epoch observation values (Epoch: 2026-11-01T05:32:03.356Z)
Latitude
0.00002°
Longitude
109.57297°
Altitude
780.556 km
Speed
7.464 km/s
True Right ascension
15h 32m 26s
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
15:25:42
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.076 km
Perigee altitude
773.187 km
Semi-major axis
7,152.769 km
Eccentricity
0.0002
Inclination
86.3982°
RAAN
233.1119°
Arg. of periapsis
83.6877°
True anomaly
276.43191°
Mean anomaly
276.4549°
Eccentric anomaly
276.44341°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
-0.000016328
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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 140 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 | 2026-11-01 20:43:45.729Z | 222.161° SW | 2026-11-01 20:47:45.729Z | 282.779° WNW | 31.103° | 2026-11-01 20:51:45.729Z | 338.922° N |
| 8 mins | 2026-11-02 07:14:45.729Z | 8.715° NNE | 2026-11-02 07:17:45.729Z | 65.131° ENE | 64.048° | 2026-11-02 07:22:45.729Z | 167.433° S |
| 4 mins | 2026-11-02 18:32:45.729Z | 92.217° ESE | 2026-11-02 18:33:45.729Z | 79.024° E | 15.434° | 2026-11-02 18:36:45.729Z | 43.575° 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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