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, 6.0 m
Radar Cross Section
5.587 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 GLOBALSTAR M026
1 25873U 99041B 26127.47199139 -.00000041 00000-0 84112-3 0 9994
2 25873 51.9975 166.3134 0001030 83.2651 56.4108 11.06839703184393Epoch: 2026-05-07T11:19Z
TLE epoch observation values (Epoch: 2026-05-07T11:19:40.056Z)
Latitude
30.73135°
Longitude
-76.46275°
Altitude
2,128.168 km
Speed
6.85 km/s
True Right ascension
21h 15m 05s
True Declination
30° 36' 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
08:09:30
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,128.185 km
Perigee altitude
2,126.433 km
Semi-major axis
8,505.446 km
Eccentricity
0.0001
Inclination
51.9975°
RAAN
166.3134°
Arg. of periapsis
83.2651°
True anomaly
56.42063°
Mean anomaly
56.4108°
Eccentric anomaly
56.41572°
Mean motion
2.76693 °/min
Orbital period
130.11 mins
BSTAR
0.00084112
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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. |
|---|---|---|---|---|---|---|---|
| 22 mins | 2026-05-08 03:53:36.984Z | 194.428° SSW | 2026-05-08 04:04:36.984Z | 128.774° SE | 35.974° | 2026-05-08 04:15:36.984Z | 59.565° ENE |
| 23 mins | 2026-05-08 06:10:36.984Z | 245.198° WSW | 2026-05-08 06:21:36.984Z | 321.31° NNW | 43.493° | 2026-05-08 06:33:36.984Z | 53.209° ENE |
| 21 mins | 2026-05-08 08:31:36.984Z | 289.594° WNW | 2026-05-08 08:41:36.984Z | 0.719° NNE | 36.34° | 2026-05-08 08:52:36.984Z | 69.113° E |
| 22 mins | 2026-05-08 10:50:36.984Z | 307.564° NW | 2026-05-08 11:01:36.984Z | 37.732° NE | 41.952° | 2026-05-08 11:12:36.984Z | 107.421° ESE |
| 21 mins | 2026-05-08 13:08:36.984Z | 301.008° NW | 2026-05-08 13:18:36.984Z | 230.166° WSW | 39.734° | 2026-05-08 13:29:36.984Z | 157.642° S |
| 5 mins | 2026-05-08 15:31:36.984Z | 258.606° W | 2026-05-08 15:33:36.984Z | 248.454° W | 11.77° | 2026-05-08 15:36:36.984Z | 233.372° WSW |
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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