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: 14 hours ago
TLE from 14 hours ago
0 IRIDIUM 135
1 43070U 17083A 26311.10725906 .00000006 00000-0 -47665-5 0 9996
2 43070 86.3940 262.2369 0002197 85.3360 274.8087 14.34217483464636Epoch: 2026-11-07T02:34Z
TLE epoch observation values (Epoch: 2026-11-07T02:34:27.182Z)
Latitude
-0.00001°
Longitude
177.30638°
Altitude
780.587 km
Speed
7.464 km/s
True Right ascension
17h 28m 56s
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
12:31:37
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.204 km
Perigee altitude
773.061 km
Semi-major axis
7,152.77 km
Eccentricity
0.00022
Inclination
86.394°
RAAN
262.2369°
Arg. of periapsis
85.336°
True anomaly
274.78361°
Mean anomaly
274.8087°
Eccentric anomaly
274.79616°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
-0.0000047665
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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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2026-11-07 21:06:33.212Z | 162.694° S | 2026-11-07 21:10:33.212Z | 95.354° ESE | 56.256° | 2026-11-07 21:15:33.212Z | 11.807° NNE |
| 4 mins | 2026-11-07 22:50:33.212Z | 268.479° W | 2026-11-07 22:51:33.212Z | 281.766° WNW | 15.946° | 2026-11-07 22:54:33.212Z | 318.862° NNW |
| 4 mins | 2026-11-08 07:39:33.212Z | 59.11° ENE | 2026-11-08 07:40:33.212Z | 71.843° E | 14.561° | 2026-11-08 07:43:33.212Z | 107.34° ESE |
| 8 mins | 2026-11-08 09:18:33.212Z | 345.547° N | 2026-11-08 09:21:33.212Z | 291.995° WNW | 60.482° | 2026-11-08 09:26:33.212Z | 192.517° SSW |
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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