XM-4, 29520
Orbit data source: Space-Track
XM-4, 29520 is a payload satellite owned by XM Radio (US) in GEO that was launched on Mon, 30 Oct 2006 UTC via a ZENIT-3SL launch vehicle from the Sea Launch (SEAL). 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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29520 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
Boeing/ES
Mission
Non-operational Commercial Communications
Bus & Motor
BSS-702HP, R-4D-11-300
Mass
5,193 kg wet, ~2,700 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 20.2 m
Radar Cross Section
61.334 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 XM-4
1 29520U 06049A 26036.10470237 .00000051 00000-0 00000+0 0 9993
2 29520 2.5079 82.7530 0008101 279.8784 51.9831 0.98812252 50035Epoch: 2026-02-05T02:30Z
TLE epoch observation values (Epoch: 2026-02-05T02:30:46.284Z)
Latitude
-1.19741°
Longitude
-118.21121°
Altitude
36,179.377 km
Speed
3.061 km/s
True Right ascension
03h 38m 58s
True Declination
-1° 11' 46"
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
11:41:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
36,236.335 km
Perigee altitude
36,167.347 km
Semi-major axis
42,579.978 km
Eccentricity
0.00081
Inclination
2.5079°
RAAN
82.753°
Arg. of periapsis
279.8784°
True anomaly
52.05628°
Mean anomaly
51.9831°
Eccentric anomaly
52.01969°
Mean motion
0.24702 °/min
Orbital period
1,457.36 mins
BSTAR
0
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Other satellites on launch #49 in the year 2006 (2006-10-30 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.XM-4 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. |
|---|---|---|---|---|---|---|---|
| 1440 mins | 2026-02-05 09:39:15.705Z | 203.412° SW | 2026-02-05 10:11:15.705Z | 203.618° SW | 34.832° | 2026-02-06 09:39:15.705Z | 210.932° SW |
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29520 neighbors
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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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