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: 12 hours ago
TLE from 12 hours ago
0 GLOBALSTAR M028
1 25875U 99041D 25258.78672061 -.00000084 00000-0 10070-3 0 9993
2 25875 51.9624 282.9147 0063129 268.1091 91.2539 12.50587795201514Epoch: 2025-09-15T18:52Z
TLE epoch observation values (Epoch: 2025-09-15T18:52:52.66Z)
Latitude
-0.00003°
Longitude
4.70889°
Altitude
1,464.106 km
Speed
7.131 km/s
True Right ascension
18h 51m 39s
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
23:37:21
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,511.929 km
Perigee altitude
1,412.936 km
Semi-major axis
7,840.57 km
Eccentricity
0.00631
Inclination
51.9624°
RAAN
282.9147°
Arg. of periapsis
268.1091°
True anomaly
91.97699°
Mean anomaly
91.2539°
Eccentric anomaly
91.61546°
Mean motion
3.12624 °/min
Orbital period
115.15 mins
BSTAR
0.0001007
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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 | 2025-09-16 08:43:53.964Z | 308.245° NW | 2025-09-16 08:50:53.964Z | 15.624° NNE | 33.274° | 2025-09-16 08:58:53.964Z | 78.268° E |
| 16 mins | 2025-09-16 10:44:53.964Z | 309.464° NW | 2025-09-16 10:52:53.964Z | 41.36° NE | 44.067° | 2025-09-16 11:00:53.964Z | 119.39° SE |
| 14 mins | 2025-09-16 12:46:53.964Z | 289.856° WNW | 2025-09-16 12:52:53.964Z | 238.305° WSW | 30.855° | 2025-09-16 13:00:53.964Z | 172.146° S |
| 6 mins | 2025-09-17 01:42:53.964Z | 133.126° SE | 2025-09-17 01:44:53.964Z | 119.176° SE | 13.225° | 2025-09-17 01:48:53.964Z | 91.973° ESE |
| 16 mins | 2025-09-17 03:36:53.964Z | 208.367° SW | 2025-09-17 03:44:53.964Z | 127.331° SE | 40.894° | 2025-09-17 03:52:53.964Z | 57.881° ENE |
| 15 mins | 2025-09-17 05:38:53.964Z | 261.756° W | 2025-09-17 05:45:53.964Z | 335.256° NNW | 39.606° | 2025-09-17 05:53:53.964Z | 50.015° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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