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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

US / 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: 8 hours ago

TLE from 8 hours ago

0 GLOBALSTAR M036
1 25623U 99004C   26131.32904262 -.00000068  00000-0  21742-3 0  9995
2 25623  51.9952  95.3823 0010764 324.4997 186.7842 11.86629154217938

Epoch: 2026-05-11T07:53Z

TLE epoch observation values (Epoch: 2026-05-11T07:53:49.282Z)

Latitude

22.30603°

Longitude

-90.79821°

Altitude

1,750.469 km

Speed

7.003 km/s

True Right ascension

17h 07m 06s

True Declination

22° 12' 01"

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

00:17:03

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,750.404 km

Perigee altitude

1,732.923 km

Semi-major axis

8,119.8 km

Eccentricity

0.00108

Inclination

51.9952°

RAAN

95.3823°

Arg. of periapsis

324.4997°

True anomaly

186.76965°

Mean anomaly

186.7842°

Eccentric anomaly

186.77692°

Mean motion

2.96637 °/min

Orbital period

121.36 mins

BSTAR

0.00021742

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

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

GLOBALSTAR M040, 25622

GLOBALSTAR M023, 25621

GLOBALSTAR M038, 25624

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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.
18 mins	2026-05-11 23:19:43.887Z	199.547° SSW	2026-05-11 23:28:43.887Z	122.098° SE	38.103°	2026-05-11 23:37:43.887Z	58.78° ENE
18 mins	2026-05-12 01:27:43.887Z	253.533° W	2026-05-12 01:35:43.887Z	324.765° NNW	41.881°	2026-05-12 01:45:43.887Z	52.055° ENE
17 mins	2026-05-12 03:37:43.887Z	294.41° NW	2026-05-12 03:45:43.887Z	0.286° NNE	34.062°	2026-05-12 03:54:43.887Z	66.271° ENE
18 mins	2026-05-12 05:46:43.887Z	309.579° NW	2026-05-12 05:55:43.887Z	34.228° NE	40.48°	2026-05-12 06:04:43.887Z	102.962° ESE
18 mins	2026-05-12 07:54:43.887Z	301.38° NW	2026-05-12 08:03:43.887Z	217.863° SW	40.721°	2026-05-12 08:12:43.887Z	152.559° SSE
6 mins	2026-05-12 10:06:43.887Z	260.581° W	2026-05-12 10:09:43.887Z	242.027° WSW	13.38°	2026-05-12 10:12:43.887Z	223.979° SW

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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: 8 hours ago

TLE from 8 hours ago

TLE epoch observation values (Epoch: 2026-05-11T07:53:49.282Z)

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: 8 hours ago