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: 8 hours ago
TLE from 8 hours ago
0 GLOBALSTAR M028
1 25875U 99041D 25312.73548619 -.00000090 00000-0 65679-4 0 9993
2 25875 51.9598 122.0438 0063633 26.3093 334.0977 12.50591307208264Epoch: 2025-11-08T17:39Z
TLE epoch observation values (Epoch: 2025-11-08T17:39:06.006Z)
Latitude
-0.00009°
Longitude
169.10788°
Altitude
1,417.881 km
Speed
7.173 km/s
True Right ascension
08h 08m 10s
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
22:09:51
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,512.31 km
Perigee altitude
1,412.527 km
Semi-major axis
7,840.555 km
Eccentricity
0.00636
Inclination
51.9598°
RAAN
122.0438°
Arg. of periapsis
26.3093°
True anomaly
333.77687°
Mean anomaly
334.0977°
Eccentric anomaly
333.93752°
Mean motion
3.12624 °/min
Orbital period
115.15 mins
BSTAR
0.000065679
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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 | 2025-11-09 12:56:19.846Z | 193.022° SSW | 2025-11-09 13:03:19.846Z | 133.903° SE | 33.288° | 2025-11-09 13:11:19.846Z | 63.089° ENE |
| 15 mins | 2025-11-09 14:57:19.846Z | 247.767° W | 2025-11-09 15:04:19.846Z | 332.438° NNW | 42.835° | 2025-11-09 15:12:19.846Z | 50.488° ENE |
| 14 mins | 2025-11-09 17:00:19.846Z | 293.147° NW | 2025-11-09 17:06:19.846Z | 350.55° N | 32.001° | 2025-11-09 17:14:19.846Z | 58.964° ENE |
| 15 mins | 2025-11-09 19:02:19.846Z | 311.105° NW | 2025-11-09 19:09:19.846Z | 19.785° NNE | 35.932° | 2025-11-09 19:17:19.846Z | 90.045° ESE |
| 16 mins | 2025-11-09 21:03:19.846Z | 305.585° NW | 2025-11-09 21:11:19.846Z | 186.623° SSW | 44.335° | 2025-11-09 21:19:19.846Z | 136.781° SSE |
| 10 mins | 2025-11-09 23:06:19.846Z | 274.273° WNW | 2025-11-09 23:10:19.846Z | 242.784° WSW | 20.588° | 2025-11-09 23:16:19.846Z | 197.169° SSW |
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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