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 25260.16532925 .00000033 00000-0 35738-2 0 9990
2 25873 52.0041 326.8383 0001809 72.4723 310.0223 11.06850632158675Epoch: 2025-09-17T03:58Z
TLE epoch observation values (Epoch: 2025-09-17T03:58:04.447Z)
Latitude
17.56108°
Longitude
-74.77923°
Altitude
2,125.984 km
Speed
6.85 km/s
True Right ascension
22h 44m 20s
True Declination
17° 28' 42"
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
15:31:29
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,128.791 km
Perigee altitude
2,125.714 km
Semi-major axis
8,505.389 km
Eccentricity
0.00018
Inclination
52.0041°
RAAN
326.8383°
Arg. of periapsis
72.4723°
True anomaly
310.00642°
Mean anomaly
310.0223°
Eccentric anomaly
310.01436°
Mean motion
2.76695 °/min
Orbital period
130.11 mins
BSTAR
0.0035738
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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 | 2025-09-18 05:55:30.231Z | 196.263° SSW | 2025-09-18 06:06:30.231Z | 121.773° SE | 37.399° | 2025-09-18 06:17:30.231Z | 57.788° ENE |
| 23 mins | 2025-09-18 08:12:30.231Z | 248.655° W | 2025-09-18 08:23:30.231Z | 336.762° NNW | 42.975° | 2025-09-18 08:35:30.231Z | 54.03° ENE |
| 22 mins | 2025-09-18 10:32:30.231Z | 289.875° WNW | 2025-09-18 10:42:30.231Z | 354.669° N | 36.252° | 2025-09-18 10:54:30.231Z | 71.684° E |
| 23 mins | 2025-09-18 12:51:30.231Z | 307.131° NW | 2025-09-18 13:02:30.231Z | 27.105° NE | 42.612° | 2025-09-18 13:14:30.231Z | 110.729° ESE |
| 22 mins | 2025-09-18 15:09:30.231Z | 300.877° NW | 2025-09-18 15:19:30.231Z | 236.942° WSW | 38.397° | 2025-09-18 15:31:30.231Z | 159.713° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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