IRIDIUM 145, 43253
Orbit data source: Space-Track
IRIDIUM 145, 43253 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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43253 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 145
1 43253U 18030E 26305.21790955 .00000108 00000-0 31373-4 0 9993
2 43253 86.3984 233.0889 0002257 89.0238 271.1217 14.34218382449763Epoch: 2026-11-01T05:13Z
TLE epoch observation values (Epoch: 2026-11-01T05:13:47.385Z)
Latitude
0.00006°
Longitude
114.12902°
Altitude
780.685 km
Speed
7.464 km/s
True Right ascension
15h 32m 21s
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
15:25:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.244 km
Perigee altitude
773.015 km
Semi-major axis
7,152.767 km
Eccentricity
0.00023
Inclination
86.3984°
RAAN
233.0889°
Arg. of periapsis
89.0238°
True anomaly
271.09584°
Mean anomaly
271.1217°
Eccentric anomaly
271.10877°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000031373
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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 145 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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2026-11-01 20:24:25.343Z | 203.775° SW | 2026-11-01 20:29:25.343Z | 284.027° WNW | 46.036° | 2026-11-01 20:33:25.343Z | 346.78° N |
| 8 mins | 2026-11-02 06:56:25.343Z | 20.482° NNE | 2026-11-02 06:59:25.343Z | 74.062° E | 42.889° | 2026-11-02 07:04:25.343Z | 153.764° SSE |
| 6 mins | 2026-11-02 08:37:25.343Z | 315.574° NNW | 2026-11-02 08:40:25.343Z | 273.535° WNW | 20.26° | 2026-11-02 08:43:25.343Z | 236.108° WSW |
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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