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GLOBALSTAR M023, 25621

Orbit data source: Space-Track

GLOBALSTAR M023, 25621 is a payload satellite owned by Globalstar (US) in LEO that was launched on Tue, 09 Feb 1999 UTC via a SOYUZ-U-PVB launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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
25621, 1999-004A
Orbit
LEO
Last TLE update
13 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)
1999-02-09 (26 years ago)
Launch vehicle
SOYUZ-U-PVB
Launch site
Tyuratam Missile And Space Complex (TTMTR)
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 13 hours ago
0 GLOBALSTAR M023
1 25621U 99004A   25181.57279912 -.00000162  00000-0 -32437-3 0  9990
2 25621  52.0129  12.6814 0010154 150.4943 248.3746 12.62506896217421
Epoch: 2025-06-30T13:44Z
TLE epoch observation values (Epoch: 2025-06-30T13:44:49.843Z)
Latitude
29.64955°
Longitude
-86.15462°
Altitude
1,417.055 km
Speed
7.154 km/s
True Right ascension
02h 35m 44s
True Declination
29° 30' 52"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-12.49769°
Longitude
-123.9761°
Altitude
1,423.493 km
Speed
7.146 km/s
Apparent Right ascension
00h 58m 07s
Apparent Declination
-25° 38' 35"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
14:22:44
Azimuth
57.464° ENE
Elevation
-67.299°
Doppler factor
1
Orbital elements
Apogee altitude
1,420.916 km
Perigee altitude
1,405.094 km
Semi-major axis
7,791.142 km
Eccentricity
0.00102
Inclination
52.0129°
RAAN
12.6814°
Arg. of periapsis
150.4943°
True anomaly
Unknown
Mean anomaly
248.3746°
Eccentric anomaly
Unknown
Mean motion
3.15603 °/min
Orbital period
114.07 mins
BSTAR
-0.00032437
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Other satellites on launch #4 in the year 1999 (1999-02-09 UTC)

GLOBALSTAR M023 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.
15 mins2025-07-01 14:21:33.599Z196.245° SSW2025-07-01 14:28:33.599Z132.019° SE35.578°2025-07-01 14:36:33.599Z61.262° ENE
15 mins2025-07-01 16:21:33.599Z251.777° W2025-07-01 16:28:33.599Z340.606° N41.852°2025-07-01 16:36:33.599Z50.582° ENE
14 mins2025-07-01 18:22:33.599Z291.951° WNW2025-07-01 18:29:33.599Z356.346° N31.433°2025-07-01 18:36:33.599Z57.686° ENE
14 mins2025-07-01 20:24:33.599Z313.358° NW2025-07-01 20:30:33.599Z11.939° NNE35.91°2025-07-01 20:38:33.599Z90.706° ESE
15 mins2025-07-01 22:24:33.599Z304.576° NW2025-07-01 22:31:33.599Z204.206° SW44.145°2025-07-01 22:39:33.599Z138.597° SSE
10 mins2025-07-02 00:25:33.599Z274.053° WNW2025-07-02 00:29:33.599Z242.571° WSW18.873°2025-07-02 00:35:33.599Z197.346° SSW
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