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: 9 hours ago
TLE from 9 hours ago
0 GLOBALSTAR M026
1 25873U 99041B 25342.63273359 -.00000022 00000-0 15575-2 0 9992
2 25873 51.9975 142.0499 0001912 160.3340 281.0275 11.06848757167806Epoch: 2025-12-08T15:11Z
TLE epoch observation values (Epoch: 2025-12-08T15:11:08.182Z)
Latitude
51.29546°
Longitude
-87.27142°
Altitude
2,132.813 km
Speed
6.85 km/s
True Right ascension
14h 32m 33s
True Declination
51° 09' 17"
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
21:55:50
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,128.889 km
Perigee altitude
2,125.637 km
Semi-major axis
8,505.4 km
Eccentricity
0.00019
Inclination
51.9975°
RAAN
142.0499°
Arg. of periapsis
160.334°
True anomaly
281.00599°
Mean anomaly
281.0275°
Eccentric anomaly
281.01675°
Mean motion
2.76695 °/min
Orbital period
130.11 mins
BSTAR
0.0015575
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-12-09 10:20:23.119Z | 126.615° SE | 2025-12-09 10:23:23.119Z | 111.547° ESE | 11.762° | 2025-12-09 10:26:23.119Z | 96.485° ESE |
| 21 mins | 2025-12-09 12:28:23.119Z | 200.635° SSW | 2025-12-09 12:38:23.119Z | 129.842° SE | 39.723° | 2025-12-09 12:49:23.119Z | 57.419° ENE |
| 22 mins | 2025-12-09 14:45:23.119Z | 253.972° W | 2025-12-09 14:55:23.119Z | 322.231° NNW | 41.961° | 2025-12-09 15:07:23.119Z | 53.908° ENE |
| 21 mins | 2025-12-09 17:05:23.119Z | 293.238° NW | 2025-12-09 17:15:23.119Z | 359.263° N | 36.34° | 2025-12-09 17:26:23.119Z | 72.913° E |
| 23 mins | 2025-12-09 19:24:23.119Z | 307.872° NW | 2025-12-09 19:35:23.119Z | 38.666° NE | 43.487° | 2025-12-09 19:47:23.119Z | 115.717° SE |
| 21 mins | 2025-12-09 21:42:23.119Z | 298.327° NW | 2025-12-09 21:52:23.119Z | 231.202° WSW | 35.988° | 2025-12-09 22:03:23.119Z | 165.527° S |
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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