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.
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
25875 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
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: 6 hours ago
TLE from 6 hours ago
0 GLOBALSTAR M028
1 25875U 99041D 25289.15785704 -.00000077 00000-0 14811-3 0 9996
2 25875 51.9617 192.3510 0063355 334.8997 24.8789 12.50589673205319Epoch: 2025-10-16T03:47Z
TLE epoch observation values (Epoch: 2025-10-16T03:47:18.848Z)
Latitude
-0.00001°
Longitude
110.60085°
Altitude
1,417.699 km
Speed
7.173 km/s
True Right ascension
12h 49m 24s
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
04:15:30
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,512.099 km
Perigee altitude
1,412.751 km
Semi-major axis
7,840.562 km
Eccentricity
0.00634
Inclination
51.9617°
RAAN
192.351°
Arg. of periapsis
334.8997°
True anomaly
25.18654°
Mean anomaly
24.8789°
Eccentric anomaly
25.0325°
Mean motion
3.12624 °/min
Orbital period
115.15 mins
BSTAR
0.00014811
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #41 in the year 1999 (1999-07-25 UTC)
Did you know?
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
Loading observer location...
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 | 2025-10-16 19:14:20.962Z | 193.848° SSW | 2025-10-16 19:21:20.962Z | 136.098° SSE | 33.819° | 2025-10-16 19:29:20.962Z | 63.438° ENE |
| 16 mins | 2025-10-16 21:15:20.962Z | 248.135° W | 2025-10-16 21:22:20.962Z | 324.99° NNW | 42.784° | 2025-10-16 21:31:20.962Z | 51.446° ENE |
| 14 mins | 2025-10-16 23:18:20.962Z | 292.567° NW | 2025-10-16 23:24:20.962Z | 346.788° N | 32.261° | 2025-10-16 23:32:20.962Z | 57.944° ENE |
| 16 mins | 2025-10-17 01:20:20.962Z | 310.257° NW | 2025-10-17 01:27:20.962Z | 13.401° NNE | 36.324° | 2025-10-17 01:36:20.962Z | 92.027° ESE |
| 17 mins | 2025-10-17 03:21:20.962Z | 305.555° NW | 2025-10-17 03:29:20.962Z | 219.057° SW | 44.468° | 2025-10-17 03:38:20.962Z | 137.287° SSE |
| 11 mins | 2025-10-17 05:24:20.962Z | 276.505° WNW | 2025-10-17 05:29:20.962Z | 237.9° WSW | 20.585° | 2025-10-17 05:35:20.962Z | 195.082° 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 |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
|---|