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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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: 14 hours ago
TLE from 14 hours ago
0 IRIDIUM 145
1 43253U 18030E 25307.63091898 -.00000063 00000-0 -29387-4 0 9994
2 43253 86.4003 24.6922 0001712 98.9308 261.2082 14.34217151397798Epoch: 2025-11-03T15:08Z
TLE epoch observation values (Epoch: 2025-11-03T15:08:31.399Z)
Latitude
-0.00001°
Longitude
114.43184°
Altitude
780.908 km
Speed
7.463 km/s
True Right ascension
01h 38m 46s
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
00:35:40
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
775.858 km
Perigee altitude
773.409 km
Semi-major axis
7,152.771 km
Eccentricity
0.00017
Inclination
86.4003°
RAAN
24.6922°
Arg. of periapsis
98.9308°
True anomaly
261.18881°
Mean anomaly
261.2082°
Eccentric anomaly
261.19851°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
-0.000029387
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-11-04 04:41:24.564Z | 110.669° ESE | 2025-11-04 04:43:24.564Z | 83.878° E | 17.582° | 2025-11-04 04:46:24.564Z | 44.218° NE |
| 8 mins | 2025-11-04 06:20:24.564Z | 208.795° SW | 2025-11-04 06:24:24.564Z | 292.563° NW | 35.827° | 2025-11-04 06:28:24.564Z | 348.436° N |
| 7 mins | 2025-11-04 16:51:24.564Z | 23.418° NE | 2025-11-04 16:54:24.564Z | 82.894° E | 33.786° | 2025-11-04 16:58:24.564Z | 149.323° SSE |
| 6 mins | 2025-11-04 18:32:24.564Z | 313.051° NW | 2025-11-04 18:34:24.564Z | 285.156° WNW | 19.446° | 2025-11-04 18:38:24.564Z | 233.215° 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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