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GLOBALSTAR M028, 25875

Orbit data source: Space-Track

GLOBALSTAR M028, 25875 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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Identifier
25875, 1999-041D
Orbit
LEO
Last TLE update
12 hours ago
Origin
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)
1999-07-25 (26 years ago)
Launch vehicle
DELTA 7420-10C
Launch site
Air Force Eastern Test Range (AFETR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Box + 2 Pan, 12 m
Radar Cross Section
5.587 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 12 hours ago
0 GLOBALSTAR M028
1 25875U 99041D   25184.61754774 -.00000070  00000-0  19827-3 0  9999
2 25875  51.9606 144.0716 0063366 106.8407 253.9416 12.50584417192266
Epoch: 2025-07-03T14:49Z
TLE epoch observation values (Epoch: 2025-07-03T14:49:16.124Z)
Latitude
-0.00002°
Longitude
-0.12732°
Altitude
1,476.757 km
Speed
7.119 km/s
True Right ascension
09h 36m 17s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
22.68117°
Longitude
159.35582°
Altitude
1,426.008 km
Speed
7.167 km/s
Apparent Right ascension
22h 43m 45s
Apparent Declination
-7° 43' 57"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
14:56:40
Azimuth
78.302° E
Elevation
-25.382°
Doppler factor
1
Orbital elements
Apogee altitude
1,512.13 km
Perigee altitude
1,412.764 km
Semi-major axis
7,840.584 km
Eccentricity
0.00634
Inclination
51.9606°
RAAN
144.0716°
Arg. of periapsis
106.8407°
True anomaly
Unknown
Mean anomaly
253.9416°
Eccentric anomaly
Unknown
Mean motion
3.12623 °/min
Orbital period
115.15 mins
BSTAR
0.00019827
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Other satellites on launch #41 in the year 1999 (1999-07-25 UTC)

GLOBALSTAR M028 Visibility forecast

Observer location: undefined°, undefined°

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.
16 mins2025-07-04 04:39:36.109Z305.019° NW2025-07-04 04:47:36.109Z12.859° NNE33.703°2025-07-04 04:55:36.109Z83.082° E
15 mins2025-07-04 06:42:36.109Z308.324° NW2025-07-04 06:49:36.109Z59.261° ENE44.929°2025-07-04 06:57:36.109Z127.48° SE
12 mins2025-07-04 08:44:36.109Z280.717° WNW2025-07-04 08:49:36.109Z236.128° WSW25.287°2025-07-04 08:56:36.109Z181.709° SSW
8 mins2025-07-04 21:38:36.109Z147.061° SSE2025-07-04 21:42:36.109Z116.021° SE17.226°2025-07-04 21:46:36.109Z86.453° E
15 mins2025-07-04 23:34:36.109Z216.87° SW2025-07-04 23:41:36.109Z148.883° SSE43.434°2025-07-04 23:49:36.109Z55.802° ENE
14 mins2025-07-05 01:36:36.109Z269.968° W2025-07-05 01:43:36.109Z346.129° N36.847°2025-07-05 01:50:36.109Z49.628° ENE
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