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: 9 hours ago
TLE from 9 hours ago
0 GLOBALSTAR M026
1 25873U 99041B 26306.29442251 -.00000117 00000-0 -19452-2 0 9998
2 25873 51.9961 125.6305 0002789 30.2916 141.2983 11.06844777204196Epoch: 2026-11-02T07:03Z
TLE epoch observation values (Epoch: 2026-11-02T07:03:58.104Z)
Latitude
6.57272°
Longitude
152.92301°
Altitude
2,128.792 km
Speed
6.847 km/s
True Right ascension
20h 01m 57s
True Declination
6° 32' 24"
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
12:14:33
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,129.656 km
Perigee altitude
2,124.911 km
Semi-major axis
8,505.42 km
Eccentricity
0.00028
Inclination
51.9961°
RAAN
125.6305°
Arg. of periapsis
30.2916°
True anomaly
141.31828°
Mean anomaly
141.2983°
Eccentric anomaly
141.30829°
Mean motion
2.76694 °/min
Orbital period
130.11 mins
BSTAR
-0.0019452
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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. |
|---|---|---|---|---|---|---|---|
| 23 mins | 2026-11-02 17:08:12.087Z | 270.335° WNW | 2026-11-02 17:19:12.087Z | 338.453° N | 51.911° | 2026-11-02 17:31:12.087Z | 59.455° ENE |
| 22 mins | 2026-11-02 19:29:12.087Z | 302.483° NW | 2026-11-02 19:40:12.087Z | 21.727° NNE | 51.645° | 2026-11-02 19:51:12.087Z | 89.247° E |
| 23 mins | 2026-11-02 21:47:12.087Z | 306.734° NW | 2026-11-02 21:58:12.087Z | 234.307° WSW | 84.219° | 2026-11-02 22:10:12.087Z | 135.235° SSE |
| 17 mins | 2026-11-03 00:06:12.087Z | 287.899° WNW | 2026-11-03 00:14:12.087Z | 242.116° WSW | 27° | 2026-11-03 00:23:12.087Z | 191.631° SSW |
| 17 mins | 2026-11-03 12:28:12.087Z | 163.981° S | 2026-11-03 12:36:12.087Z | 115.594° SE | 27.44° | 2026-11-03 12:45:12.087Z | 67.365° ENE |
| 22 mins | 2026-11-03 14:41:12.087Z | 225.265° WSW | 2026-11-03 14:52:12.087Z | 95.308° ESE | 83.391° | 2026-11-03 15:03:12.087Z | 53.178° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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