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IRIDIUM 123, 42804

Orbit data source: Space-Track

IRIDIUM 123, 42804 is a payload satellite owned by Iridium (US) in LEO that was launched on Sun, 25 Jun 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
42804, 2017-039B
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)
2017-06-25 (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 123
1 42804U 17039B   25115.22887661  .00000074  00000-0  19453-4 0  9999
2 42804  86.4010 168.3309 0002093  99.6507 260.4925 14.34218069410044
Epoch: 2025-04-25T05:29Z
Definitive object data (Epoch: 2025-04-25T05:29:34.939Z)
Latitude
-0.00003°
Longitude
-127.55364°
Altitude
780.965 km
Speed
7.463 km/s
True Right ascension
11h 13m 19s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at TLE epoch
Visualization TLE readout
Latitude
83.35646°
Longitude
-95.30443°
Altitude
789.894 km
Speed
7.466 km/s
Apparent Right ascension
14h 22m 28s
Apparent Declination
27° 59' 11"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
02:32:34
Azimuth
2.406° NNE
Elevation
-22.057°
Doppler factor
1
Orbital elements
Apogee altitude
776.128 km
Perigee altitude
773.133 km
Semi-major axis
7,152.767 km
Eccentricity
0.0002093
Inclination
86.401°
RAAN
168.3309°
Arg. of periapsis
99.6507°
True anomaly
260.46885°
Mean anomaly
260.4925°
Eccentric anomaly
260.48067°
Mean motion
3.58783 °/min
BSTAR
0.000019453
Orbital period
100.34 mins
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IRIDIUM 123 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.
8 mins2025-04-26 03:22:49.469Z147.244° SSE2025-04-26 03:26:49.469Z85.611° E30.939°2025-04-26 03:30:49.469Z23.451° NE
6 mins2025-04-26 05:04:49.469Z240.13° WSW2025-04-26 05:07:49.469Z285.143° WNW21.886°2025-04-26 05:10:49.469Z327.116° NNW
9 mins2025-04-26 15:33:49.469Z358.729° N2025-04-26 15:37:49.469Z40.678° NE44.895°2025-04-26 15:42:49.469Z177.627° S
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