GLOBALSTAR M026, 25873
Orbit data source: Space-Track
GLOBALSTAR M026, 25873 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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25873 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: 19 hours ago
TLE from 19 hours ago
0 GLOBALSTAR M026
1 25873U 99041B 25257.94478314 .00000003 00000-0 24642-2 0 9992
2 25873 52.0047 331.8136 0001813 69.9408 100.8189 11.06850215158425Epoch: 2025-09-14T22:40Z
TLE epoch observation values (Epoch: 2025-09-14T22:40:29.263Z)
Latitude
7.22775°
Longitude
171.87575°
Altitude
2,127.169 km
Speed
6.848 km/s
True Right ascension
09h 44m 37s
True Declination
7° 11' 31"
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
10:06:20
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,128.796 km
Perigee altitude
2,125.712 km
Semi-major axis
8,505.391 km
Eccentricity
0.00018
Inclination
52.0047°
RAAN
331.8136°
Arg. of periapsis
69.9408°
True anomaly
100.83931°
Mean anomaly
100.8189°
Eccentric anomaly
100.8291°
Mean motion
2.76695 °/min
Orbital period
130.11 mins
BSTAR
0.0024642
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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 M026 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-09-15 17:59:06.464Z | 267.451° W | 2025-09-15 18:03:06.464Z | 247.357° WSW | 12.211° | 2025-09-15 18:07:06.464Z | 227.403° WSW |
| 21 mins | 2025-09-16 06:15:06.464Z | 191.631° SSW | 2025-09-16 06:25:06.464Z | 122.432° SE | 36.203° | 2025-09-16 06:36:06.464Z | 58.453° ENE |
| 23 mins | 2025-09-16 08:31:06.464Z | 246.228° WSW | 2025-09-16 08:42:06.464Z | 337.486° NNW | 43.397° | 2025-09-16 08:54:06.464Z | 53.754° ENE |
| 21 mins | 2025-09-16 10:51:06.464Z | 288.594° WNW | 2025-09-16 11:01:06.464Z | 354.681° N | 36.317° | 2025-09-16 11:12:06.464Z | 68.226° E |
| 23 mins | 2025-09-16 13:10:06.464Z | 306.892° NW | 2025-09-16 13:21:06.464Z | 27.057° NE | 42.139° | 2025-09-16 13:33:06.464Z | 108.51° ESE |
| 22 mins | 2025-09-16 15:28:06.464Z | 301.669° NW | 2025-09-16 15:38:06.464Z | 237.831° WSW | 39.456° | 2025-09-16 15:50:06.464Z | 157.336° SSE |
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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