Showing default

MAQSAT/ARIANE 5, 25503

Orbit data source: Space-Track

MAQSAT/ARIANE 5, 25503 is a payload satellite owned by ESA (FR) in HEO that was launched on Wed, 21 Oct 1998 UTC via an ARIANE 5G launch vehicle from the French Guiana (FRGUI). 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/25503?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/25503?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

25503, 1998-059A

Orbit

HEO

Country

Related business

European Space Agency (FR)

Manufacturer

Kayser-Threde

Mission

Spacecraft

Bus & Motor

MAQSAT-3, Unknown motor

Mass

5,420 kg wet, 2,730 kg dry

Launch date (UTC)

1998-10-21 (27 years ago)

Launch vehicle

ARIANE 5G

Launch site

French Guiana (FRGUI)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cone + Cyl + Cyl, 7.0 m

Radar Cross Section

71.829 m², Large (>1 m²)

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

TLE from 1 day ago

0 MAQSAT/ARIANE 5
1 25503U 98059A   26089.96722070 -.00000251  00000-0  26329-2 0  9997
2 25503   7.2793 284.3517 7007258  97.6419 339.8983  2.24577852225206

Epoch: 2026-03-30T23:12Z

TLE epoch observation values (Epoch: 2026-03-30T23:12:47.868Z)

Latitude

-0.00002°

Longitude

107.47092°

Altitude

7,457.182 km

Speed

6.437 km/s

True Right ascension

18h 56m 05s

True Declination

0° 00' 00"

Sunlit

Object was in daylight 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

13:28:55

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,521.461 km

Perigee altitude

994.873 km

Semi-major axis

24,636.304 km

Eccentricity

0.70073

Inclination

7.2793°

RAAN

284.3517°

Arg. of periapsis

97.6419°

True anomaly

261.97584°

Mean anomaly

339.8983°

Eccentric anomaly

308.46038°

Mean motion

0.56128 °/min

Orbital period

641.39 mins

BSTAR

0.0026329

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

Other satellites on launch #59 in the year 1998 (1998-10-21 UTC)

No other RSOs were in this launch

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

MAQSAT/ARIANE 5 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.
106 mins	2026-04-02 06:04:37.532Z	231.055° WSW	2026-04-02 07:50:37.532Z	214.112° SW	24.659°	2026-04-02 07:50:37.532Z	214.112° SW

Items per page:

1–1 of 1 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 MAQSAT/ARIANE 5, 25503 on other resources

View MAQSAT/ARIANE 5, 25503 on NASA - NSSDCA Website

View MAQSAT/ARIANE 5, 25503 on Heavens-Above

View MAQSAT/ARIANE 5, 25503 on Keep Track

View MAQSAT/ARIANE 5, 25503 on Celestrak

View MAQSAT/ARIANE 5, 25503 on Gunter's Space Page

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

MAQSAT/ARIANE 5, 25503

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: 2026-03-30T23:12:47.868Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #59 in the year 1998 (1998-10-21 UTC)

MAQSAT/ARIANE 5 Visibility forecast

Co-orbital & Co-planar RSOs

Check out MAQSAT/ARIANE 5, 25503 on other resources

Documentation

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