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IRIDIUM 105, 41921

Orbit data source: Space-Track

IRIDIUM 105, 41921 is a payload satellite owned by Iridium (US) in LEO that was launched on Sat, 14 Jan 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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Identifier
41921, 2017-003E
Orbit
LEO
Last TLE update
14 hours ago
Origin
Manufacturer
OATK SSG Gilbert
Mission
Operational Commercial Communications
Bus & Motor
ELITEBUS, Unknown motor
Mass
860 kg wet, 700 kg dry
Launch date (UTC)
2017-01-14 (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, 9.4 m
Radar Cross Section
14.423 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 14 hours ago
0 IRIDIUM 105
1 41921U 17003E   25183.55765638  .00000167  00000-0  52404-4 0  9995
2 41921  86.3989 202.9368 0002612  89.9153 270.2342 14.34213508445024
Epoch: 2025-07-02T13:23Z
TLE epoch observation values (Epoch: 2025-07-02T13:23:01.511Z)
Latitude
-0.00002°
Longitude
81.34346°
Altitude
780.725 km
Speed
7.463 km/s
True Right ascension
13h 31m 44s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-23.13829°
Longitude
-97.37323°
Altitude
787.258 km
Speed
7.459 km/s
Apparent Right ascension
02h 24m 20s
Apparent Declination
-31° 37' 22"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
15:28:34
Azimuth
62.447° ENE
Elevation
-74.59°
Doppler factor
1
Orbital elements
Apogee altitude
776.514 km
Perigee altitude
772.777 km
Semi-major axis
7,152.783 km
Eccentricity
0.00026
Inclination
86.3989°
RAAN
202.9368°
Arg. of periapsis
89.9153°
True anomaly
Unknown
Mean anomaly
270.2342°
Eccentric anomaly
Unknown
Mean motion
3.58782 °/min
Orbital period
100.34 mins
BSTAR
0.000052404
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IRIDIUM 105 Visibility forecast

Observer location: undefined°, undefined°

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 mins2025-07-03 13:24:20.961Z359.063° N2025-07-03 13:28:20.961Z29.564° NE44.667°2025-07-03 13:33:20.961Z177.008° S
5 mins2025-07-04 00:42:20.961Z107.687° ESE2025-07-04 00:44:20.961Z78.367° E18.847°2025-07-04 00:47:20.961Z39.633° NE
8 mins2025-07-04 02:21:20.961Z214.317° SW2025-07-04 02:24:20.961Z269.968° W34.596°2025-07-04 02:29:20.961Z348.451° N
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