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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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 135
1 43070U 17083A 26282.92077665 -.00000017 00000-0 -13094-4 0 9996
2 43070 86.3907 274.0343 0002109 88.9161 271.2277 14.34217160460598Epoch: 2026-10-09T22:05Z
TLE epoch observation values (Epoch: 2026-10-09T22:05:55.102Z)
Latitude
0.00003°
Longitude
-75.98062°
Altitude
780.688 km
Speed
7.464 km/s
True Right ascension
18h 16m 08s
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
00:43:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.142 km
Perigee altitude
773.125 km
Semi-major axis
7,152.771 km
Eccentricity
0.00021
Inclination
86.3907°
RAAN
274.0343°
Arg. of periapsis
88.9161°
True anomaly
271.20354°
Mean anomaly
271.2277°
Eccentric anomaly
271.21562°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
-0.000013094
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-10-10 10:24:53.317Z | 41.53° NE | 2026-10-10 10:27:53.317Z | 78.948° E | 16.083° | 2026-10-10 10:29:53.317Z | 104.071° ESE |
| 8 mins | 2026-10-10 12:04:53.317Z | 344.619° N | 2026-10-10 12:08:53.317Z | 262.319° W | 55.54° | 2026-10-10 12:12:53.317Z | 197.472° SSW |
| 7 mins | 2026-10-10 23:20:53.317Z | 138.042° SSE | 2026-10-10 23:23:53.317Z | 89.722° E | 33.322° | 2026-10-10 23:27:53.317Z | 26.677° NE |
| 7 mins | 2026-10-11 01:01:53.317Z | 235.812° WSW | 2026-10-11 01:04:53.317Z | 282.093° WNW | 26.237° | 2026-10-11 01:08:53.317Z | 335.633° 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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