IRIDIUM 154, 43574
Orbit data source: Space-Track
IRIDIUM 154, 43574 is a payload satellite owned by Iridium (US) in LEO that was launched on Wed, 25 Jul 2018 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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43574 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
NGIS SSG Gilbert
Mission
Operational Commercial Communications
Bus & Motor
ELITEBUS, Unknown motor
Mass
860 kg wet, 700 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Trap Box + 2 Pan, 4.8 m
Radar Cross Section
10.154 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 16 hours ago
TLE from 16 hours ago
0 IRIDIUM 154
1 43574U 18061F 25319.46085940 .00000109 00000-0 31744-4 0 9998
2 43574 86.3967 146.1567 0002064 89.3088 270.8344 14.34218727382776Epoch: 2025-11-15T11:03Z
TLE epoch observation values (Epoch: 2025-11-15T11:03:38.252Z)
Latitude
-0.00003°
Longitude
-74.54236°
Altitude
780.694 km
Speed
7.464 km/s
True Right ascension
09h 44m 37s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
23:57:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.105 km
Perigee altitude
773.152 km
Semi-major axis
7,152.765 km
Eccentricity
0.00021
Inclination
86.3967°
RAAN
146.1567°
Arg. of periapsis
89.3088°
True anomaly
270.81075°
Mean anomaly
270.8344°
Eccentric anomaly
270.82258°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000031744
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Other satellites on launch #61 in the year 2018 (2018-07-25 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.IRIDIUM 154 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 | 2025-11-16 12:17:42.433Z | 140.988° SSE | 2025-11-16 12:21:42.433Z | 87.239° E | 26.157° | 2025-11-16 12:25:42.433Z | 28.503° NE |
| 7 mins | 2025-11-16 13:59:42.433Z | 233.162° WSW | 2025-11-16 14:02:42.433Z | 284.142° WNW | 26.129° | 2025-11-16 14:06:42.433Z | 338.465° N |
| 8 mins | 2025-11-17 00:29:42.433Z | 7.319° NNE | 2025-11-17 00:32:42.433Z | 70.451° E | 42.942° | 2025-11-17 00:37:42.433Z | 169.585° S |
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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