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: 8 hours ago
TLE from 8 hours ago
0 IRIDIUM 153
1 43078U 17083J 26147.50300288 .00000263 00000-0 86837-4 0 9994
2 43078 86.3942 299.1222 0002385 91.9104 268.2364 14.34217780442317Epoch: 2026-05-27T12:04Z
TLE epoch observation values (Epoch: 2026-05-27T12:04:19.448Z)
Latitude
-0.00014°
Longitude
-127.02°
Altitude
780.771 km
Speed
7.463 km/s
True Right ascension
19h 56m 29s
True Declination
0° 00' 01"
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
05:35:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.338 km
Perigee altitude
772.926 km
Semi-major axis
7,152.769 km
Eccentricity
0.00024
Inclination
86.3942°
RAAN
299.1222°
Arg. of periapsis
91.9104°
True anomaly
268.20908°
Mean anomaly
268.2364°
Eccentric anomaly
268.22274°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000086837
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-05-27 21:02:18.721Z | 40.521° NE | 2026-05-27 21:05:18.721Z | 78.655° E | 16.189° | 2026-05-27 21:08:18.721Z | 114.714° SE |
| 8 mins | 2026-05-27 22:42:18.721Z | 343.372° N | 2026-05-27 22:46:18.721Z | 264.492° W | 38.418° | 2026-05-27 22:50:18.721Z | 199.517° SSW |
| 7 mins | 2026-05-28 09:58:18.721Z | 140.455° SSE | 2026-05-28 10:01:18.721Z | 91.92° ESE | 29.767° | 2026-05-28 10:05:18.721Z | 26.044° NE |
| 7 mins | 2026-05-28 11:39:18.721Z | 236.421° WSW | 2026-05-28 11:42:18.721Z | 280.668° WNW | 22.77° | 2026-05-28 11:46:18.721Z | 334.233° 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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