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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, 4.8 m

Radar Cross Section

10.154 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 7 hours ago

TLE from 7 hours ago

0 IRIDIUM 133
1 42955U 17061A   25356.79628194  .00000248  00000-0  81338-4 0  9998
2 42955  86.3971  99.0304 0002132  96.9835 263.1603 14.34219375429492

Epoch: 2025-12-22T19:06Z

TLE epoch observation values (Epoch: 2025-12-22T19:06:38.759Z)

Latitude

-0.00007°

Longitude

80.77966°

Altitude

780.895 km

Speed

7.463 km/s

True Right ascension

06h 36m 07s

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

01:16:54

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

776.151 km

Perigee altitude

773.101 km

Semi-major axis

7,152.763 km

Eccentricity

0.00021

Inclination

86.3971°

RAAN

99.0304°

Arg. of periapsis

96.9835°

True anomaly

263.13604°

Mean anomaly

263.1603°

Eccentric anomaly

263.14817°

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

0.000081338

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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.
8 mins	2025-12-23 06:56:51.970Z	149.565° SSE	2025-12-23 07:00:51.970Z	91.829° ESE	31.539°	2025-12-23 07:04:51.970Z	24.125° NE
6 mins	2025-12-23 08:39:51.970Z	249.914° W	2025-12-23 08:41:51.970Z	281.18° WNW	21.343°	2025-12-23 08:45:51.970Z	333.13° NNW
8 mins	2025-12-23 19:08:51.970Z	358.062° N	2025-12-23 19:11:51.970Z	1.518° NNE	44.484°	2025-12-23 19:16:51.970Z	178.762° 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 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: 7 hours ago

TLE from 7 hours ago

TLE epoch observation values (Epoch: 2025-12-22T19:06:38.759Z)

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: 7 hours ago