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: 9 hours ago
TLE from 9 hours ago
0 IRIDIUM 135
1 43070U 17083A 25338.63693508 -.00000085 00000-0 -37585-4 0 9991
2 43070 86.3973 43.3314 0002100 94.6596 265.4840 14.34218057416265Epoch: 2025-12-04T15:17Z
TLE epoch observation values (Epoch: 2025-12-04T15:17:11.190Z)
Latitude
-0.00002°
Longitude
100.34425°
Altitude
780.836 km
Speed
7.463 km/s
True Right ascension
02h 53m 19s
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
22:22:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.133 km
Perigee altitude
773.129 km
Semi-major axis
7,152.768 km
Eccentricity
0.00021
Inclination
86.3973°
RAAN
43.3314°
Arg. of periapsis
94.6596°
True anomaly
265.46001°
Mean anomaly
265.484°
Eccentric anomaly
265.47201°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
-0.000037585
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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 | 2025-12-05 04:47:51.953Z | 167.258° S | 2025-12-05 04:51:51.953Z | 101.044° ESE | 41.744° | 2025-12-05 04:56:51.953Z | 9.627° NNE |
| 4 mins | 2025-12-05 06:31:51.953Z | 268.842° W | 2025-12-05 06:32:51.953Z | 281.297° WNW | 13.621° | 2025-12-05 06:35:51.953Z | 317.024° NNW |
| 4 mins | 2025-12-05 15:20:51.953Z | 58.102° ENE | 2025-12-05 15:21:51.953Z | 71.541° E | 15.617° | 2025-12-05 15:24:51.953Z | 109.191° ESE |
| 8 mins | 2025-12-05 16:59:51.953Z | 342.041° N | 2025-12-05 17:02:51.953Z | 287.808° WNW | 38.904° | 2025-12-05 17:07:51.953Z | 196.525° 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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