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, 4.8 m
Radar Cross Section
10.154 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 IRIDIUM 140
1 43252U 18030D 26008.50507896 .00000353 00000-0 11886-3 0 9992
2 43252 86.3976 357.1839 0002372 87.5641 272.5826 14.34215774407302Epoch: 2026-01-08T12:07Z
TLE epoch observation values (Epoch: 2026-01-08T12:07:18.822Z)
Latitude
-0.00004°
Longitude
67.29725°
Altitude
780.649 km
Speed
7.464 km/s
True Right ascension
23h 48m 44s
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
19:29:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.335 km
Perigee altitude
772.942 km
Semi-major axis
7,152.775 km
Eccentricity
0.00024
Inclination
86.3976°
RAAN
357.1839°
Arg. of periapsis
87.5641°
True anomaly
272.55545°
Mean anomaly
272.5826°
Eccentric anomaly
272.56902°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.00011886
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-01-08 22:20:04.105Z | 97.373° ESE | 2026-01-08 22:22:04.105Z | 72.628° E | 13.286° | 2026-01-08 22:24:04.105Z | 49.515° ENE |
| 8 mins | 2026-01-08 23:58:04.105Z | 196.056° SSW | 2026-01-09 00:02:04.105Z | 294.923° NW | 41.627° | 2026-01-09 00:06:04.105Z | 354.248° N |
| 7 mins | 2026-01-09 10:29:04.105Z | 29.096° NE | 2026-01-09 10:32:04.105Z | 78.619° E | 27.619° | 2026-01-09 10:36:04.105Z | 138.856° SSE |
| 6 mins | 2026-01-09 12:10:04.105Z | 320.1° NNW | 2026-01-09 12:13:04.105Z | 270.32° WNW | 24.638° | 2026-01-09 12:16:04.105Z | 227.422° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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