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: 6 hours ago
TLE from 6 hours ago
0 IRIDIUM 153
1 43078U 17083J 26252.92323041 .00000087 00000-0 23935-4 0 9993
2 43078 86.3909 255.0284 0002453 90.5381 269.6096 14.34217591457422Epoch: 2026-09-09T22:09Z
TLE epoch observation values (Epoch: 2026-09-09T22:09:27.107Z)
Latitude
-0.00001°
Longitude
-66.30287°
Altitude
780.731 km
Speed
7.463 km/s
True Right ascension
17h 00m 06s
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
19:58:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.387 km
Perigee altitude
772.878 km
Semi-major axis
7,152.769 km
Eccentricity
0.00025
Inclination
86.3909°
RAAN
255.0284°
Arg. of periapsis
90.5381°
True anomaly
269.58149°
Mean anomaly
269.6096°
Eccentric anomaly
269.59555°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000023935
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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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2026-09-10 12:07:41.062Z | 6.109° NNE | 2026-09-10 12:11:41.062Z | 57.283° ENE | 58.721° | 2026-09-10 12:16:41.062Z | 164.987° S |
| 4 mins | 2026-09-10 13:50:41.062Z | 302.031° NW | 2026-09-10 13:52:41.062Z | 276.892° WNW | 14.311° | 2026-09-10 13:54:41.062Z | 253.393° W |
| 4 mins | 2026-09-10 23:26:41.062Z | 94.289° ESE | 2026-09-10 23:27:41.062Z | 81.652° E | 14.51° | 2026-09-10 23:30:41.062Z | 46.128° ENE |
| 8 mins | 2026-09-11 01:04:41.062Z | 199.307° SSW | 2026-09-11 01:07:41.062Z | 251.89° W | 59.296° | 2026-09-11 01:12:41.062Z | 354° N |
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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