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IRIDIUM 153, 43078

Orbit data source: Space-Track

IRIDIUM 153, 43078 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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<iframe src="https://www.satcat.com/sats-embedded/43078?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/43078?theme=dark&initialShowStats=false

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Identifier

43078, 2017-083J

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 (9 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: 13 hours ago

TLE from 13 hours ago

0 IRIDIUM 153
1 43078U 17083J   26258.92332383  .00000031  00000-0  39949-5 0  9990
2 43078  86.3911 252.5167 0002422  88.2330 271.9144 14.34217493458287

Epoch: 2026-09-15T22:09Z

TLE epoch observation values (Epoch: 2026-09-15T22:09:35.178Z)

Latitude

0.00003°

Longitude

-74.76218°

Altitude

780.661 km

Speed

7.464 km/s

True Right ascension

16h 50m 04s

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

03:55:50

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

776.365 km

Perigee altitude

772.9 km

Semi-major axis

7,152.77 km

Eccentricity

0.00024

Inclination

86.3911°

RAAN

252.5167°

Arg. of periapsis

88.233°

True anomaly

271.88666°

Mean anomaly

271.9144°

Eccentric anomaly

271.90053°

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

0.0000039949

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

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IRIDIUM 153 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	2026-09-16 12:07:38.065Z	349.828° N	2026-09-16 12:12:38.065Z	254.432° W	61.548°	2026-09-16 12:16:38.065Z	193.211° SSW
7 mins	2026-09-16 23:24:38.065Z	133.982° SE	2026-09-16 23:27:38.065Z	87.309° E	30.088°	2026-09-16 23:31:38.065Z	28.179° NE
7 mins	2026-09-17 01:05:38.065Z	233.745° WSW	2026-09-17 01:08:38.065Z	284.051° WNW	28.973°	2026-09-17 01:12:38.065Z	338.079° N

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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 153, 43078 on other resources

View IRIDIUM 153, 43078 on NASA - NSSDCA Website

View IRIDIUM 153, 43078 on Heavens-Above

View IRIDIUM 153, 43078 on Keep Track

View IRIDIUM 153, 43078 on Celestrak

View IRIDIUM 153, 43078 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 153, 43078

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 13 hours ago

TLE from 13 hours ago

TLE epoch observation values (Epoch: 2026-09-15T22:09:35.178Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

IRIDIUM 153 Visibility forecast

Co-orbital & Co-planar RSOs

Check out IRIDIUM 153, 43078 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 13 hours ago