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 26108.85124310 -.00000035 00000-0 -19586-4 0 9995
2 43078 86.3941 315.2974 0001894 93.7740 266.3673 14.34217227436771Epoch: 2026-04-18T20:25Z
TLE epoch observation values (Epoch: 2026-04-18T20:25:47.403Z)
Latitude
0.00002°
Longitude
161.88574°
Altitude
780.806 km
Speed
7.463 km/s
True Right ascension
21h 01m 11s
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
10:06:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
775.988 km
Perigee altitude
773.279 km
Semi-major axis
7,152.77 km
Eccentricity
0.00019
Inclination
86.3941°
RAAN
315.2974°
Arg. of periapsis
93.774°
True anomaly
266.34564°
Mean anomaly
266.3673°
Eccentric anomaly
266.35647°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
-0.000019586
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-04-19 13:17:47.149Z | 133.329° SE | 2026-04-19 13:21:47.149Z | 81.626° E | 22.034° | 2026-04-19 13:25:47.149Z | 30.36° NE |
| 8 mins | 2026-04-19 14:58:47.149Z | 219.447° SW | 2026-04-19 15:01:47.149Z | 266.262° W | 30.313° | 2026-04-19 15:06:47.149Z | 344.081° N |
| 8 mins | 2026-04-20 01:28:47.149Z | 10.809° NNE | 2026-04-20 01:32:47.149Z | 90.092° ESE | 39.299° | 2026-04-20 01:36:47.149Z | 159.57° S |
| 4 mins | 2026-04-20 03:11:47.149Z | 295.73° NW | 2026-04-20 03:12:47.149Z | 282.24° WNW | 15.471° | 2026-04-20 03:15:47.149Z | 245.841° 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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