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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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https://www.satcat.com/sats-embedded/43070?theme=dark&initialShowStats=false

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Identifier

43070, 2017-083A

Orbit

LEO

Country

Related business

Iridium Communications Inc. (US)

Manufacturer

OATK SSG Gilbert

Mission

Operational Commercial Communications

Bus & Motor

ELITEBUS, Unknown motor

Mass

860 kg wet, 700 kg dry

Launch date (UTC)

2017-12-23 (8 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Trap Box + 2 Pan, 4.8 m

Radar Cross Section

10.154 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 11 hours ago

TLE from 11 hours ago

0 IRIDIUM 135
1 43070U 17083A   25346.24169461  .00000224  00000-0  72770-4 0  9991
2 43070  86.3969  40.1524 0002229  93.6137 266.5314 14.34220956417350

Epoch: 2025-12-12T05:48Z

TLE epoch observation values (Epoch: 2025-12-12T05:48:02.414Z)

Latitude

0.00001°

Longitude

-128.04379°

Altitude

780.804 km

Speed

7.463 km/s

True Right ascension

02h 40m 36s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

15:11:14

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

776.215 km

Perigee altitude

773.027 km

Semi-major axis

7,152.758 km

Eccentricity

0.00022

Inclination

86.3969°

RAAN

40.1524°

Arg. of periapsis

93.6137°

True anomaly

266.5059°

Mean anomaly

266.5314°

Eccentric anomaly

266.51865°

Mean motion

3.58784 °/min

Orbital period

100.34 mins

BSTAR

0.00007277

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Other satellites on launch #83 in the year 2017 (2017-12-23 UTC)

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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	2025-12-13 03:41:10.202Z	149.268° SSE	2025-12-13 03:45:10.202Z	88.777° E	31.832°	2025-12-13 03:49:10.202Z	23.222° NE
6 mins	2025-12-13 05:23:10.202Z	239.998° WSW	2025-12-13 05:26:10.202Z	283.115° WNW	21.169°	2025-12-13 05:29:10.202Z	325.318° NNW
8 mins	2025-12-13 15:53:10.202Z	357.751° N	2025-12-13 15:56:10.202Z	357.117° N	44.774°	2025-12-13 16:01:10.202Z	179.127° S

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out IRIDIUM 135, 43070 on other resources

View IRIDIUM 135, 43070 on NASA - NSSDCA Website

View IRIDIUM 135, 43070 on Heavens-Above

View IRIDIUM 135, 43070 on Keep Track

View IRIDIUM 135, 43070 on Celestrak

View IRIDIUM 135, 43070 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

IRIDIUM 135, 43070

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 11 hours ago

TLE from 11 hours ago

TLE epoch observation values (Epoch: 2025-12-12T05:48:02.414Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #83 in the year 2017 (2017-12-23 UTC)

IRIDIUM 135 Visibility forecast

Co-orbital & Co-planar RSOs

Check out IRIDIUM 135, 43070 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 11 hours ago