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GLOBALSTAR M036, 25623

Orbit data source: Space-Track

GLOBALSTAR M036, 25623 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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https://www.satcat.com/sats-embedded/25623?theme=dark&initialShowStats=false

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Identifier

25623, 1999-004C

Orbit

LEO

Country

Unknown / GLOB

Related business

Globalstar Inc. (US)

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 (27 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, 6.0 m

Radar Cross Section

5.587 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago

0 GLOBALSTAR M036
1 25623U 99004C   25365.41137663 -.00000137  00000-0 -78979-3 0  9998
2 25623  51.9978  80.4707 0010825  70.8558  10.8367 11.86616239202398

Epoch: 2025-12-31T09:52Z

TLE epoch observation values (Epoch: 2025-12-31T09:52:22.940Z)

Latitude

51.37101°

Longitude

-91.02428°

Altitude

1,738.906 km

Speed

7.018 km/s

True Right ascension

10h 28m 36s

True Declination

51° 13' 25"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

10:45:38

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,750.512 km

Perigee altitude

1,732.932 km

Semi-major axis

8,119.859 km

Eccentricity

0.00108

Inclination

51.9978°

RAAN

80.4707°

Arg. of periapsis

70.8558°

True anomaly

10.86005°

Mean anomaly

10.8367°

Eccentric anomaly

10.84837°

Mean motion

2.96634 °/min

Orbital period

121.36 mins

BSTAR

-0.00078979

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Other satellites on launch #4 in the year 1999 (1999-02-09 UTC)

GLOBALSTAR M023, 25621

GLOBALSTAR M038, 25624

GLOBALSTAR M040, 25622

SL-4 R/B(1), 25625 (Decayed)

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GLOBALSTAR M036 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.
19 mins	2026-01-01 12:05:39.348Z	299.687° NW	2026-01-01 12:15:39.348Z	15.222° NNE	35.066°	2026-01-01 12:24:39.348Z	80.423° E
19 mins	2026-01-01 14:15:39.348Z	308.594° NW	2026-01-01 14:24:39.348Z	55.375° ENE	44.599°	2026-01-01 14:34:39.348Z	124.017° SE
16 mins	2026-01-01 16:23:39.348Z	292.307° WNW	2026-01-01 16:31:39.348Z	233.342° WSW	29.728°	2026-01-01 16:39:39.348Z	177.539° S
16 mins	2026-01-02 05:59:39.348Z	179.029° S	2026-01-02 06:06:39.348Z	127.538° SE	29.569°	2026-01-02 06:15:39.348Z	64.748° ENE
19 mins	2026-01-02 08:04:39.348Z	236.331° WSW	2026-01-02 08:13:39.348Z	298.545° NW	44.584°	2026-01-02 08:23:39.348Z	52.072° ENE
18 mins	2026-01-02 10:14:39.348Z	282.101° WNW	2026-01-02 10:22:39.348Z	343.737° N	35.06°	2026-01-02 10:32:39.348Z	60.07° ENE

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out GLOBALSTAR M036, 25623 on other resources

View GLOBALSTAR M036, 25623 on NASA - NSSDCA Website

View GLOBALSTAR M036, 25623 on Heavens-Above

View GLOBALSTAR M036, 25623 on Keep Track

View GLOBALSTAR M036, 25623 on Celestrak

View GLOBALSTAR M036, 25623 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

GLOBALSTAR M036, 25623

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2025-12-31T09:52:22.940Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #4 in the year 1999 (1999-02-09 UTC)

GLOBALSTAR M036 Visibility forecast

Co-orbital & Co-planar RSOs

Check out GLOBALSTAR M036, 25623 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 day ago