IRIDIUM 164, 43577
Orbit data source: Space-Track
IRIDIUM 164, 43577 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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43577 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: 22 hours ago
TLE from 22 hours ago
0 IRIDIUM 164
1 43577U 18061J 25304.60650939 .00000296 00000-0 98527-4 0 9996
2 43577 86.3979 152.3266 0002267 98.4107 261.7346 14.34219871380652Epoch: 2025-10-31T14:33Z
TLE epoch observation values (Epoch: 2025-10-31T14:33:22.411Z)
Latitude
0°
Longitude
-106.1653°
Altitude
780.945 km
Speed
7.463 km/s
True Right ascension
10h 09m 18s
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
08:18:40
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.246 km
Perigee altitude
773.003 km
Semi-major axis
7,152.762 km
Eccentricity
0.00023
Inclination
86.3979°
RAAN
152.3266°
Arg. of periapsis
98.4107°
True anomaly
261.70889°
Mean anomaly
261.7346°
Eccentric anomaly
261.72175°
Mean motion
3.58784 °/min
Orbital period
100.34 mins
BSTAR
0.000098527
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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 164 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 14:06:55.738Z | 159.691° S | 2025-11-01 14:10:55.738Z | 92.654° ESE | 38.169° | 2025-11-01 14:15:55.738Z | 13.179° NNE |
| 5 mins | 2025-11-01 15:49:55.738Z | 255.862° W | 2025-11-01 15:51:55.738Z | 282.204° WNW | 16.433° | 2025-11-01 15:54:55.738Z | 320.287° NNW |
| 8 mins | 2025-11-02 02:18:55.738Z | 347.734° N | 2025-11-02 02:21:55.738Z | 290.988° WNW | 42.404° | 2025-11-02 02:26:55.738Z | 189.596° SSW |
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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