IRIDIUM 135, 43070
Orbit data source: Space-Track
IRIDIUM 135, 43070 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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43070 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: 15 hours ago
TLE from 15 hours ago
0 IRIDIUM 135
1 43070U 17083A 25288.82221254 .00000068 00000-0 17212-4 0 9995
2 43070 86.3948 64.1519 0001944 95.1252 265.0165 14.34217789409129Epoch: 2025-10-15T19:43Z
TLE epoch observation values (Epoch: 2025-10-15T19:43:59.163Z)
Latitude
-0.00009°
Longitude
103.56461°
Altitude
780.839 km
Speed
7.463 km/s
True Right ascension
04h 16m 36s
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
05:12:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.022 km
Perigee altitude
773.241 km
Semi-major axis
7,152.769 km
Eccentricity
0.00019
Inclination
86.3948°
RAAN
64.1519°
Arg. of periapsis
95.1252°
True anomaly
264.99431°
Mean anomaly
265.0165°
Eccentric anomaly
265.0054°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000017212
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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 135 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 | 2025-10-16 10:56:41.564Z | 243.395° WSW | 2025-10-16 10:59:41.564Z | 281.434° WNW | 17.803° | 2025-10-16 11:02:41.564Z | 321.071° NNW |
| 8 mins | 2025-10-16 21:26:41.564Z | 350.832° N | 2025-10-16 21:29:41.564Z | 302.618° NW | 43.385° | 2025-10-16 21:34:41.564Z | 186.503° SSW |
| 7 mins | 2025-10-17 08:42:41.564Z | 125.922° SE | 2025-10-17 08:45:41.564Z | 79.58° E | 23.449° | 2025-10-17 08:49:41.564Z | 28.375° NE |
| 8 mins | 2025-10-17 10:22:41.564Z | 222.915° SW | 2025-10-17 10:25:41.564Z | 269.752° W | 28.809° | 2025-10-17 10:30:41.564Z | 343.236° N |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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