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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Edit Public Description
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, 4.7 m
Radar Cross Section
14.423 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 IRIDIUM 140
1 43252U 18030D 25260.82892731 .00000172 00000-0 54477-4 0 9994
2 43252 86.3960 44.2714 0002306 91.7807 268.3653 14.34218937391159Epoch: 2025-09-17T19:53Z
TLE epoch observation values (Epoch: 2025-09-17T19:53:39.319Z)
Latitude
-0.00002°
Longitude
108.8583°
Altitude
780.762 km
Speed
7.463 km/s
True Right ascension
02h 57m 05s
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
20:03:07
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.277 km
Perigee altitude
772.978 km
Semi-major axis
7,152.765 km
Eccentricity
0.00023
Inclination
86.396°
RAAN
44.2714°
Arg. of periapsis
91.7807°
True anomaly
268.33889°
Mean anomaly
268.3653°
Eccentric anomaly
268.35209°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000054477
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-09-19 08:52:28.184Z | 114.549° SE | 2025-09-19 08:55:28.184Z | 77.885° E | 15.713° | 2025-09-19 08:58:28.184Z | 42.018° NE |
| 8 mins | 2025-09-19 10:32:28.184Z | 206.149° SW | 2025-09-19 10:35:28.184Z | 269.643° W | 38.949° | 2025-09-19 10:40:28.184Z | 352.462° N |
| 8 mins | 2025-09-19 21:02:28.184Z | 21.827° NNE | 2025-09-19 21:06:28.184Z | 93.789° ESE | 30.676° | 2025-09-19 21:10:28.184Z | 147.508° SSE |
| 6 mins | 2025-09-19 22:44:28.184Z | 310.099° NW | 2025-09-19 22:46:28.184Z | 278.485° WNW | 21.735° | 2025-09-19 22:50:28.184Z | 227.128° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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