APSTAR 5 (TELSTAR 18), 28364
Orbit data source: Space-Track
APSTAR 5 (TELSTAR 18), 28364 is a payload satellite owned by SS/Loral (CN) in GEO that was launched on Tue, 29 Jun 2004 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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28364 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SS/Loral
Mission
Non-operational Commercial Communications
Bus & Motor
SSL-1300, R-4D-11-164
Mass
4,845 kg wet, ~2,000 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 15.5 m
Radar Cross Section
40.765 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 15 hours ago
TLE from 15 hours ago
0 APSTAR 5 (TELSTAR 18)
1 28364U 04024A 25260.18281792 -.00000070 00000-0 00000-0 0 9994
2 28364 6.2740 72.9820 0001556 67.0449 198.0138 0.99011808 77593Epoch: 2025-09-17T04:23Z
TLE epoch observation values (Epoch: 2025-09-17T04:23:15.468Z)
Latitude
-6.25173°
Longitude
-84.17874°
Altitude
36,150.436 km
Speed
3.061 km/s
True Right ascension
22h 31m 59s
True Declination
-6° 14' 44"
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
11:43:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
36,151.213 km
Perigee altitude
36,137.979 km
Semi-major axis
42,522.733 km
Eccentricity
0.00016
Inclination
6.274°
RAAN
72.982°
Arg. of periapsis
67.0449°
True anomaly
198.00829°
Mean anomaly
198.0138°
Eccentric anomaly
198.01104°
Mean motion
0.24752 °/min
Orbital period
1,454.42 mins
BSTAR
0
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Other satellites on launch #24 in the year 2004 (2004-06-29 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.APSTAR 5 (TELSTAR 18) 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 | 2025-09-17 18:55:39.992Z | 149.531° SSE | 2025-09-18 17:14:39.992Z | 155.747° SSE | 36.773° | 2025-09-18 18:55:39.992Z | 156.41° SSE |
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28364 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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