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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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: 7 hours ago
TLE from 7 hours ago
0 IRIDIUM 154
1 43574U 18061F 26044.11341177 .00000215 00000-0 69691-4 0 9993
2 43574 86.3961 108.7059 0002048 101.7047 258.4378 14.34212943395627Epoch: 2026-02-13T02:43Z
TLE epoch observation values (Epoch: 2026-02-13T02:43:18.776Z)
Latitude
-0.00012°
Longitude
-75.27782°
Altitude
781.028 km
Speed
7.463 km/s
True Right ascension
07h 14m 49s
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
12:23:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.113 km
Perigee altitude
773.183 km
Semi-major axis
7,152.785 km
Eccentricity
0.0002
Inclination
86.3961°
RAAN
108.7059°
Arg. of periapsis
101.7047°
True anomaly
258.41481°
Mean anomaly
258.4378°
Eccentric anomaly
258.4263°
Mean motion
3.58782 °/min
Orbital period
100.34 mins
BSTAR
0.000069691
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-02-13 15:02:53.546Z | 48.895° ENE | 2026-02-13 15:04:53.546Z | 73.928° E | 14.564° | 2026-02-13 15:06:53.546Z | 99.173° ESE |
| 8 mins | 2026-02-13 16:42:53.546Z | 343.576° N | 2026-02-13 16:45:53.546Z | 281.632° WNW | 40.648° | 2026-02-13 16:50:53.546Z | 193.462° SSW |
| 7 mins | 2026-02-14 03:58:53.546Z | 130.476° SE | 2026-02-14 04:01:53.546Z | 76.207° E | 27.32° | 2026-02-14 04:05:53.546Z | 24.157° NE |
| 7 mins | 2026-02-14 05:38:53.546Z | 230.157° WSW | 2026-02-14 05:41:53.546Z | 273.815° WNW | 24.785° | 2026-02-14 05:45:53.546Z | 333.62° NNW |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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