OSCAR 18 (WEBERSAT)

20441
Spacetrack Directory Number
1990-01-22
Orbit launches
790.25 km
Average height
26856.39 km/h
Average velocity


Satellite information OSCAR 18 (WEBERSAT) - WEBERSAT-OSCAR-18

Spacetrack Directory Name OSCAR 18 (WEBERSAT)
Alternative name WEBERSAT-OSCAR-18
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Orbit launches 1990-01-22 (36 years ago)
Days in orbit 13390
Country/organisation of origin USA (US)
Starting point FRGUI (Guiana Space Centre, French Guiana)
Type Satellite
Perigee 774 km
Apogee 790 km
Orbit slope (inclination) 98.87°
Laps per day 14
Height OSCAR 18 (WEBERSAT) 790.25 km

Additional information OSCAR 18 (WEBERSAT)

OSCAR 18 (WEBERSAT), 20441 is a payload satellite owned by Weber CAST (US) in SSO that was launched on Mon, 22 Jan 1990 UTC via an ARIANE 40 launch vehicle from the French Guiana (FRGUI). Payloads include a variety of satellites, spacecraft, and rockets 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.

satellite OSCAR 18 (WEBERSAT) Date of exalting 22.01.1990y. Average height of ISS OSCAR 18 (WEBERSAT) hundred 790.25 km. Average velocity OSCAR 18 (WEBERSAT) is 26856.39 km/h. Inclination OSCAR 18 (WEBERSAT) satellite 98.87°.

TLE



Average orbit height OSCAR 18 (WEBERSAT)

Average velocity OSCAR 18 (WEBERSAT)

Average inclination OSCAR 18 (WEBERSAT)

Mean right ascension of the ascending node (RAAN) OSCAR 18 (WEBERSAT)

Mean argument of perigee OSCAR 18 (WEBERSAT)

Mean semi-major axis of the orbit OSCAR 18 (WEBERSAT)

Mean orbital eccentricity OSCAR 18 (WEBERSAT)

Frequency OSCAR 18 (WEBERSAT)

In the table below we show the frequencies OSCAR 18 (WEBERSAT).

Downlink Mode
437.104/437.075 MHz 1k2 PSK

Update time: 2026-09-20 19:50:19
Average height of ISS OSCAR 18 (WEBERSAT) is: 790.25km
Average velocity OSCAR 18 (WEBERSAT) is: 26856.39km/h
Average orbit height OSCAR 18 (WEBERSAT) is: 98.87°
OSCAR 18 (WEBERSAT) a new group of Starlink satellites has been launched 1990-01-22
OSCAR 18 (WEBERSAT) is from 13390 days Days in orbit.