IRIDIUM 153, 43078
Orbit data source: Space-Track
IRIDIUM 153, 43078 is a payload satellite owned by Iridium (US) in LEO that was launched on Sat, 23 Dec 2017 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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43078 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: 7 hours ago
TLE from 7 hours ago
0 IRIDIUM 153
1 43078U 17083J 26078.78101147 .00000064 00000-0 15815-4 0 9997
2 43078 86.3996 327.8691 0001922 79.8531 280.2881 14.34217128432469Epoch: 2026-03-19T18:44Z
TLE epoch observation values (Epoch: 2026-03-19T18:44:39.391Z)
Latitude
-0.00005°
Longitude
-130.62054°
Altitude
780.475 km
Speed
7.464 km/s
True Right ascension
21h 51m 28s
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
06:31:15
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.008 km
Perigee altitude
773.259 km
Semi-major axis
7,152.771 km
Eccentricity
0.00019
Inclination
86.3996°
RAAN
327.8691°
Arg. of periapsis
79.8531°
True anomaly
280.26643°
Mean anomaly
280.2881°
Eccentric anomaly
280.27726°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000015815
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Other satellites on launch #83 in the year 2017 (2017-12-23 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 153 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-03-20 03:42:17.577Z | 32.193° NE | 2026-03-20 03:45:17.577Z | 72.533° E | 21.212° | 2026-03-20 03:49:17.577Z | 126.982° SE |
| 7 mins | 2026-03-20 05:23:17.577Z | 331.279° NNW | 2026-03-20 05:26:17.577Z | 278.271° WNW | 31.659° | 2026-03-20 05:30:17.577Z | 212.466° SW |
| 8 mins | 2026-03-20 16:38:17.577Z | 154.544° SSE | 2026-03-20 16:42:17.577Z | 71.257° E | 36.28° | 2026-03-20 16:46:17.577Z | 15.989° NNE |
| 5 mins | 2026-03-20 18:21:17.577Z | 261.601° W | 2026-03-20 18:23:17.577Z | 290.31° WNW | 17.305° | 2026-03-20 18:26:17.577Z | 326.319° NNW |
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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