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: 2 days ago
TLE from 2 days ago
0 IRIDIUM 135
1 43070U 17083A 26171.36091678 .00000052 00000-0 11575-4 0 9990
2 43070 86.3968 320.6881 0002182 91.7844 268.3601 14.34217748444605Epoch: 2026-06-20T08:39Z
TLE epoch observation values (Epoch: 2026-06-20T08:39:43.209Z)
Latitude
-0.00011°
Longitude
-77.81859°
Altitude
780.763 km
Speed
7.463 km/s
True Right ascension
21h 22m 45s
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
21:41:46
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.192 km
Perigee altitude
773.071 km
Semi-major axis
7,152.769 km
Eccentricity
0.00022
Inclination
86.3968°
RAAN
320.6881°
Arg. of periapsis
91.7844°
True anomaly
268.33511°
Mean anomaly
268.3601°
Eccentric anomaly
268.3476°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000011575
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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 | 2026-06-22 11:00:43.556Z | 210.378° SW | 2026-06-22 11:04:43.556Z | 269.152° W | 32.855° | 2026-06-22 11:09:43.556Z | 346.803° N |
| 8 mins | 2026-06-22 21:31:43.556Z | 14.338° NNE | 2026-06-22 21:35:43.556Z | 95.038° ESE | 36.892° | 2026-06-22 21:39:43.556Z | 156.298° SSE |
| 5 mins | 2026-06-22 23:13:43.556Z | 307.312° NW | 2026-06-22 23:15:43.556Z | 280.071° WNW | 17.091° | 2026-06-22 23:18:43.556Z | 242.431° WSW |
| 8 mins | 2026-06-23 10:27:43.556Z | 188.62° SSW | 2026-06-23 10:31:43.556Z | 311.233° NW | 43.741° | 2026-06-23 10:35:43.556Z | 358.312° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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