GLOBALSTAR M028, 25875
Orbit data source: Space-Track
GLOBALSTAR M028, 25875 is a payload satellite owned by Globalstar (US) in LEO that was launched on Sun, 25 Jul 1999 UTC via a DELTA 7420-10C launch vehicle from the Air Force Eastern Test Range (AFETR). 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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25875 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
Unknown / GLOBRelated business
Manufacturer
SS/Loral
Mission
Non-operational Commercial Communications
Bus & Motor
LS-400, LS-400 AOCS
Mass
450 kg wet, 380 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 6.0 m
Radar Cross Section
5.587 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 GLOBALSTAR M028
1 25875U 99041D 25292.11505278 -.00000065 00000-0 22825-3 0 9993
2 25875 51.9613 183.5333 0063397 341.3713 18.4829 12.50589799205688Epoch: 2025-10-19T02:45Z
TLE epoch observation values (Epoch: 2025-10-19T02:45:40.560Z)
Latitude
-0.00001°
Longitude
114.27794°
Altitude
1,415.595 km
Speed
7.175 km/s
True Right ascension
12h 14m 07s
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
23:28:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,512.131 km
Perigee altitude
1,412.718 km
Semi-major axis
7,840.561 km
Eccentricity
0.00634
Inclination
51.9613°
RAAN
183.5333°
Arg. of periapsis
341.3713°
True anomaly
18.71495°
Mean anomaly
18.4829°
Eccentric anomaly
18.59875°
Mean motion
3.12624 °/min
Orbital period
115.15 mins
BSTAR
0.00022825
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Other satellites on launch #41 in the year 1999 (1999-07-25 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.GLOBALSTAR M028 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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2025-10-20 17:14:49.354Z | 154.242° SSE | 2025-10-20 17:18:49.354Z | 122.907° SE | 18.916° | 2025-10-20 17:24:49.354Z | 78.414° E |
| 15 mins | 2025-10-20 19:11:49.354Z | 220.458° SW | 2025-10-20 19:18:49.354Z | 140.494° SSE | 44.235° | 2025-10-20 19:26:49.354Z | 54.718° ENE |
| 15 mins | 2025-10-20 21:13:49.354Z | 273.184° WNW | 2025-10-20 21:20:49.354Z | 348.45° N | 36.272° | 2025-10-20 21:28:49.354Z | 52.863° ENE |
| 14 mins | 2025-10-20 23:16:49.354Z | 306.121° NW | 2025-10-20 23:22:49.354Z | 0.577° NNE | 32.208° | 2025-10-20 23:30:49.354Z | 71.17° E |
| 16 mins | 2025-10-21 01:17:49.354Z | 310.29° NW | 2025-10-21 01:25:49.354Z | 37.809° NE | 42.586° | 2025-10-21 01:33:49.354Z | 112.382° ESE |
| 15 mins | 2025-10-21 03:19:49.354Z | 293.526° NW | 2025-10-21 03:26:49.354Z | 223.682° SW | 35.017° | 2025-10-21 03:34:49.354Z | 162.823° S |
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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