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: 7 hours ago
TLE from 7 hours ago
0 GLOBALSTAR M028
1 25875U 99041D 25337.19220281 -.00000095 00000-0 36366-4 0 9998
2 25875 51.9641 49.1165 0063653 78.9159 281.8851 12.50591979211323Epoch: 2025-12-03T04:36Z
TLE epoch observation values (Epoch: 2025-12-03T04:36:46.322Z)
Latitude
-0.00008°
Longitude
-92.3431°
Altitude
1,452.721 km
Speed
7.141 km/s
True Right ascension
03h 16m 27s
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
08:59:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,512.322 km
Perigee altitude
1,412.507 km
Semi-major axis
7,840.552 km
Eccentricity
0.00637
Inclination
51.9641°
RAAN
49.1165°
Arg. of periapsis
78.9159°
True anomaly
281.17017°
Mean anomaly
281.8851°
Eccentric anomaly
281.52775°
Mean motion
3.12625 °/min
Orbital period
115.15 mins
BSTAR
0.000036366
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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. |
|---|---|---|---|---|---|---|---|
| 15 mins | 2025-12-03 12:43:39.358Z | 309.336° NW | 2025-12-03 12:50:39.358Z | 11.47° NNE | 35.386° | 2025-12-03 12:58:39.358Z | 88.481° E |
| 15 mins | 2025-12-03 14:45:39.358Z | 305.536° NW | 2025-12-03 14:52:39.358Z | 216.04° SW | 44.616° | 2025-12-03 15:00:39.358Z | 136.201° SSE |
| 11 mins | 2025-12-03 16:47:39.358Z | 276.963° WNW | 2025-12-03 16:52:39.358Z | 236.784° WSW | 20.484° | 2025-12-03 16:58:39.358Z | 193.022° SSW |
| 11 mins | 2025-12-04 05:39:39.358Z | 165.036° S | 2025-12-04 05:44:39.358Z | 125.58° SE | 21.85° | 2025-12-04 05:50:39.358Z | 77.475° E |
| 15 mins | 2025-12-04 07:37:39.358Z | 226.44° WSW | 2025-12-04 07:44:39.358Z | 180.336° SSW | 44.799° | 2025-12-04 07:52:39.358Z | 53.405° ENE |
| 15 mins | 2025-12-04 09:39:39.358Z | 275.931° WNW | 2025-12-04 09:46:39.358Z | 344.51° N | 34.857° | 2025-12-04 09:54:39.358Z | 53.424° ENE |
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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