Showing default

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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/25623?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

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

Optional secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

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 (28 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, 6.3 m

Radar Cross Section

5.587 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 10 hours ago

TLE from 10 hours ago

0 GLOBALSTAR M036
1 25623U 99004C   26311.23724248 -.00000143  00000-0 -87868-3 0  9995
2 25623  51.9989 341.1612 0011395 306.1654 131.5682 11.86626458239291

Epoch: 2026-11-07T05:41Z

TLE epoch observation values (Epoch: 2026-11-07T05:41:37.750Z)

Latitude

50.51101°

Longitude

-80.01316°

Altitude

1,753.433 km

Speed

7.005 km/s

True Right ascension

03h 27m 21s

True Declination

50° 21' 46"

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

11:49:31

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,750.928 km

Perigee altitude

1,732.423 km

Semi-major axis

8,119.812 km

Eccentricity

0.00114

Inclination

51.9989°

RAAN

341.1612°

Arg. of periapsis

306.1654°

True anomaly

131.6658°

Mean anomaly

131.5682°

Eccentric anomaly

131.61701°

Mean motion

2.96636 °/min

Orbital period

121.36 mins

BSTAR

-0.00087868

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

GLOBALSTAR M040, 25622

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

GLOBALSTAR M023, 25621

GLOBALSTAR M038, 25624

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

GLOBALSTAR M036 Visibility forecast

Loading observer location...
Set Observer location

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	2026-11-08 03:35:33.784Z	194.025° SSW	2026-11-08 03:44:33.784Z	122.283° SE	45.546°	2026-11-08 03:53:33.784Z	60.215° ENE
19 mins	2026-11-08 05:42:33.784Z	246.984° WSW	2026-11-08 05:51:33.784Z	325.985° NNW	68.966°	2026-11-08 06:01:33.784Z	51.847° ENE
18 mins	2026-11-08 07:52:33.784Z	288.912° WNW	2026-11-08 08:01:33.784Z	1.274° NNE	42.719°	2026-11-08 08:10:33.784Z	64.12° ENE
18 mins	2026-11-08 10:02:33.784Z	309.565° NW	2026-11-08 10:10:33.784Z	14.466° NNE	54.568°	2026-11-08 10:20:33.784Z	98.437° ESE
18 mins	2026-11-08 12:10:33.784Z	303.31° NW	2026-11-08 12:19:33.784Z	214.01° SW	67.131°	2026-11-08 12:28:33.784Z	146.874° SSE
10 mins	2026-11-08 14:20:33.784Z	273.498° WNW	2026-11-08 14:25:33.784Z	241.873° WSW	17.3°	2026-11-08 14:30:33.784Z	210.911° SW

Items per page:

1–6 of 6 items

of 1 page

Co-orbital & Co-planar RSOs

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

Please sign in to view Co-orbital & Co-planar RSOs.

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 descending order

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

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in descending order

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: 10 hours ago

TLE from 10 hours ago

TLE epoch observation values (Epoch: 2026-11-07T05:41:37.750Z)

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: 10 hours ago