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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Identifier
Orbit
Country
US / 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, 6.3 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 M026
1 25873U 99041B 26307.79002564 -.00000112 00000-0 -17716-2 0 9999
2 25873 51.9958 122.2787 0002806 32.7473 340.7181 11.06844618204363Epoch: 2026-11-03T18:57Z
TLE epoch observation values (Epoch: 2026-11-03T18:57:38.215Z)
Latitude
10.5552°
Longitude
163.15554°
Altitude
2,124.559 km
Speed
6.85 km/s
True Right ascension
08h 42m 26s
True Declination
10° 30' 12"
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
20:52:24
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,129.671 km
Perigee altitude
2,124.898 km
Semi-major axis
8,505.421 km
Eccentricity
0.00028
Inclination
51.9958°
RAAN
122.2787°
Arg. of periapsis
32.7473°
True anomaly
340.70748°
Mean anomaly
340.7181°
Eccentric anomaly
340.71279°
Mean motion
2.76694 °/min
Orbital period
130.11 mins
BSTAR
-0.0017716
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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. |
|---|---|---|---|---|---|---|---|
| 19 mins | 2026-11-04 12:16:41.791Z | 172.779° S | 2026-11-04 12:26:41.791Z | 117.006° SE | 28.524° | 2026-11-04 12:35:41.791Z | 67.558° E |
| 23 mins | 2026-11-04 14:31:41.791Z | 226.638° WSW | 2026-11-04 14:42:41.791Z | 101.181° ESE | 86.02° | 2026-11-04 14:54:41.791Z | 53.11° ENE |
| 22 mins | 2026-11-04 16:50:41.791Z | 274.391° WNW | 2026-11-04 17:00:41.791Z | 339.816° N | 50.945° | 2026-11-04 17:12:41.791Z | 60.405° ENE |
| 22 mins | 2026-11-04 19:10:41.791Z | 303.334° NW | 2026-11-04 19:21:41.791Z | 23.159° NE | 52.692° | 2026-11-04 19:32:41.791Z | 91.232° ESE |
| 23 mins | 2026-11-04 21:28:41.791Z | 306.358° NW | 2026-11-04 21:39:41.791Z | 223.404° SW | 80.991° | 2026-11-04 21:51:41.791Z | 137.732° SSE |
| 16 mins | 2026-11-04 23:47:41.791Z | 286.531° WNW | 2026-11-04 23:55:41.791Z | 241.351° WSW | 24.969° | 2026-11-05 00:03:41.791Z | 196.686° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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