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IRIDIUM 133, 42955

Orbit data source: Space-Track

IRIDIUM 133, 42955 is a payload satellite owned by Iridium (US) in LEO that was launched on Mon, 09 Oct 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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Iframe URL

https://www.satcat.com/sats-embedded/42955?theme=dark&initialShowStats=false

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Identifier

42955, 2017-061A

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)

2017-10-09 (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, 4.7 m

Radar Cross Section

14.423 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 12 hours ago

TLE from 12 hours ago

0 IRIDIUM 133
1 42955U 17061A   25258.77151241  .00000119  00000-0  35409-4 0  9996
2 42955  86.4000 140.0044 0002199  84.1239 276.0207 14.34217842415444

Epoch: 2025-09-15T18:30Z

TLE epoch observation values (Epoch: 2025-09-15T18:30:58.672Z)

Latitude

-0.00005°

Longitude

-132.71145°

Altitude

780.553 km

Speed

7.464 km/s

True Right ascension

09h 20m 01s

True Declination

0° 00' 00"

Sunlit

Object was in daylight 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

23:10:38

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

776.204 km

Perigee altitude

773.058 km

Semi-major axis

7,152.768 km

Eccentricity

0.00022

Inclination

86.4°

RAAN

140.0044°

Arg. of periapsis

84.1239°

True anomaly

275.99564°

Mean anomaly

276.0207°

Eccentric anomaly

276.00817°

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

0.000035409

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Other satellites on launch #61 in the year 2017 (2017-10-09 UTC)

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IRIDIUM 133 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	2025-09-16 16:23:16.093Z	166.29° S	2025-09-16 16:28:16.093Z	83.304° E	40.494°	2025-09-16 16:32:16.093Z	13.107° NNE
9 mins	2025-09-17 04:35:16.093Z	347.108° N	2025-09-17 04:39:16.093Z	275.096° WNW	40.752°	2025-09-17 04:44:16.093Z	193.214° SSW

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 133, 42955 on other resources

View IRIDIUM 133, 42955 on NASA - NSSDCA Website

View IRIDIUM 133, 42955 on Heavens-Above

View IRIDIUM 133, 42955 on Keep Track

View IRIDIUM 133, 42955 on Celestrak

View IRIDIUM 133, 42955 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 133, 42955

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 12 hours ago

TLE from 12 hours ago

TLE epoch observation values (Epoch: 2025-09-15T18:30:58.672Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #61 in the year 2017 (2017-10-09 UTC)

IRIDIUM 133 Visibility forecast

Co-orbital & Co-planar RSOs

Check out IRIDIUM 133, 42955 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 12 hours ago