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: 1 day ago
TLE from 1 day ago
0 IRIDIUM 135
1 43070U 17083A 25301.38054580 .00000380 00000-0 12846-3 0 9992
2 43070 86.3967 58.9011 0002020 98.7744 261.3680 14.34219165410920Epoch: 2025-10-28T09:07Z
TLE epoch observation values (Epoch: 2025-10-28T09:07:59.157Z)
Latitude
-0.00006°
Longitude
-115.06425°
Altitude
780.931 km
Speed
7.463 km/s
True Right ascension
03h 55m 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
09:46:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.072 km
Perigee altitude
773.182 km
Semi-major axis
7,152.764 km
Eccentricity
0.0002
Inclination
86.3967°
RAAN
58.9011°
Arg. of periapsis
98.7744°
True anomaly
261.34512°
Mean anomaly
261.368°
Eccentric anomaly
261.35656°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.00012846
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-10-29 19:11:44.586Z | 21.231° NNE | 2025-10-29 19:15:44.586Z | 73.462° E | 25.503° | 2025-10-29 19:19:44.586Z | 134.034° SE |
| 7 mins | 2025-10-29 20:53:44.586Z | 324.802° NNW | 2025-10-29 20:56:44.586Z | 275.307° WNW | 26.762° | 2025-10-29 21:00:44.586Z | 218.996° SW |
| 8 mins | 2025-10-30 08:08:44.586Z | 163.712° S | 2025-10-30 08:11:44.586Z | 114.201° SE | 40.714° | 2025-10-30 08:16:44.586Z | 10.698° NNE |
| 4 mins | 2025-10-30 09:51:44.586Z | 265.641° W | 2025-10-30 09:53:44.586Z | 291.036° WNW | 13.958° | 2025-10-30 09:55:44.586Z | 314.796° NW |
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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