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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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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 (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: 15 hours ago

TLE from 15 hours ago

0 IRIDIUM 153
1 43078U 17083J   26033.36170837  .00000344  00000-0  11594-3 0  9994
2 43078  86.4007 346.8335 0002475  85.6603 274.4876 14.34217370425952

Epoch: 2026-02-02T08:40Z

TLE epoch observation values (Epoch: 2026-02-02T08:40:51.603Z)

Latitude

0.00004°

Longitude

84.0604°

Altitude

780.581 km

Speed

7.464 km/s

True Right ascension

23h 07m 20s

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

01:57:44

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

776.403 km

Perigee altitude

772.863 km

Semi-major axis

7,152.77 km

Eccentricity

0.00025

Inclination

86.4007°

RAAN

346.8335°

Arg. of periapsis

85.6603°

True anomaly

274.45932°

Mean anomaly

274.4876°

Eccentric anomaly

274.47346°

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

0.00011594

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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.
10 mins	2026-02-03 08:41:27.045Z	3.417° NNE	2026-02-03 08:46:27.045Z	91.938° ESE	42.667°	2026-02-03 08:51:27.045Z	169.072° S
4 mins	2026-02-03 20:00:27.045Z	100.776° ESE	2026-02-03 20:02:27.045Z	74.574° E	15.116°	2026-02-03 20:04:27.045Z	49.869° ENE
8 mins	2026-02-03 21:38:27.045Z	200.633° SSW	2026-02-03 21:42:27.045Z	281.439° WNW	39.66°	2026-02-03 21:46:27.045Z	350.635° 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: 15 hours ago

TLE from 15 hours ago

TLE epoch observation values (Epoch: 2026-02-02T08:40:51.603Z)

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: 15 hours ago