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: 21 hours ago
TLE from 21 hours ago
0 IRIDIUM 154
1 43574U 18061F 25304.66993622 .00000039 00000-0 67180-5 0 9995
2 43574 86.3982 152.3345 0002087 86.9375 273.2060 14.34217810380652Epoch: 2025-10-31T16:04Z
TLE epoch observation values (Epoch: 2025-10-31T16:04:42.489Z)
Latitude
0.00002°
Longitude
-129.05358°
Altitude
780.635 km
Speed
7.464 km/s
True Right ascension
10h 09m 20s
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
08:21:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.124 km
Perigee altitude
773.139 km
Semi-major axis
7,152.768 km
Eccentricity
0.00021
Inclination
86.3982°
RAAN
152.3345°
Arg. of periapsis
86.9375°
True anomaly
273.18212°
Mean anomaly
273.206°
Eccentric anomaly
273.19406°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000006718
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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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2025-11-01 13:57:27.343Z | 154.086° SSE | 2025-11-01 14:01:27.343Z | 101.106° ESE | 33.229° | 2025-11-01 14:06:27.343Z | 18.269° NNE |
| 6 mins | 2025-11-01 15:40:27.343Z | 248.502° W | 2025-11-01 15:42:27.343Z | 276.727° WNW | 19.535° | 2025-11-01 15:46:27.343Z | 329.371° NNW |
| 8 mins | 2025-11-02 02:09:27.343Z | 354.965° N | 2025-11-02 02:13:27.343Z | 208.783° SW | 44.081° | 2025-11-02 02:17:27.343Z | 182.487° SSW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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