IRIDIUM 143, 43258
Orbit data source: Space-Track
IRIDIUM 143, 43258 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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43258 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: 1 day ago
TLE from 1 day ago
0 IRIDIUM 143
1 43258U 18030K 25322.21888687 .00000391 00000-0 13250-3 0 9993
2 43258 86.4003 18.7423 0002037 104.5088 255.6334 14.34214508399852Epoch: 2025-11-18T05:15Z
TLE epoch observation values (Epoch: 2025-11-18T05:15:11.825Z)
Latitude
-0.00002°
Longitude
-117.56509°
Altitude
781.091 km
Speed
7.463 km/s
True Right ascension
01h 14m 58s
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
03:40:31
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.099 km
Perigee altitude
773.185 km
Semi-major axis
7,152.779 km
Eccentricity
0.0002
Inclination
86.4003°
RAAN
18.7423°
Arg. of periapsis
104.5088°
True anomaly
255.61079°
Mean anomaly
255.6334°
Eccentric anomaly
255.62209°
Mean motion
3.58782 °/min
Orbital period
100.34 mins
BSTAR
0.0001325
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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 143 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 | 2025-11-19 15:18:46.573Z | 16.179° NNE | 2025-11-19 15:23:46.573Z | 92.166° ESE | 29.789° | 2025-11-19 15:27:46.573Z | 145.905° SSE |
| 7 mins | 2025-11-19 17:00:46.573Z | 322.4° NNW | 2025-11-19 17:03:46.573Z | 279.274° WNW | 22.533° | 2025-11-19 17:07:46.573Z | 226.316° WSW |
| 8 mins | 2025-11-20 04:15:46.573Z | 174.105° S | 2025-11-20 04:19:46.573Z | 45.149° ENE | 43.685° | 2025-11-20 04:23:46.573Z | 6.064° NNE |
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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