HST

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite HST at a glance.

Uptime

13068

Days in orbit

Revolutions

≈ 15.3

Per day

Orbit

LEO

Low Earth Orbit

Inclination

28.5

Latest

Satellite identification and parameters

Extended collection of information and parameters for HST.

Object identification

Identified? True

Debris? False

Object name: HST

International designator: 1990-037B

Object number (NORAD): 20580

Object ID (CCSDS): 20580

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 94.186 minutes

Inclination: 28.4676 deg

SMA: 6857.281 km

Apoapsis: 480.51 km

Periapsis: 477.782 km

RAAN: 290.1523 deg

Eccentricy: 0.00019891

Argument of periapsis: 68.7566 deg

Mean anomaly: 291.3241 deg

Mean motion: 15.28884969 rev/day

Mean motion (dot): 0.00007357 rev/day2

B* drag term: 0.00024683581 1/REarth

Two-line elements (TLE)

Creation date: Feb. 1, 2026, 10:28 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Feb. 1, 2026, 12:05 a.m. UTC

TLE line 0: 0 HST

TLE line 1: 1 20580U 90037B 26032.00397088 .00007357 00000-0 24684-3 0 9991

TLE line 2: 2 20580 28.4676 290.1523 0001989 68.7566 291.3241 15.28884969767694

Live tracking on map

Real-time ground track for satellite HST.

In-orbit conjunctions

There are no conjunctions computed for HST, at the moment. Check back to stay up to date, as we update our databases every day.

Go to all conjunctions

Associated space launch

STS-31 was the thirty-fifth mission of the space shuttle program. Discovery's tenth mission deployed the Hubble Space Telescope.

HST was lifted into orbit during the mission ‘Space Shuttle Discovery / OV-103 | STS-31 (Hubble)’, on board a Space Shuttle space rocket.

The launch took place on April 24, 1990, 12:33 p.m. from Launch Complex 39B.

For more information about the launch, click the button.

Launch to space Space Shuttle Discovery / OV-103 | STS-31 (Hubble)
Space Shuttle Discovery / OV-103 | STS-31 (Hubble)

Agency: N/A

Status: Launch Successful

Launch date: April 24, 1990, 12:33 p.m. UTC

Rocket: Space Shuttle

Launch pad: Launch Complex 39B

Location: Kennedy Space Center, FL, USA

...

Latest news about this satellite

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1400 quirky objects found in Hubble's archive

A team of astronomers have used a new AI-assisted method to search for rare astronomical objects in the Hubble Legacy Archive. The team sifted through nearly 100 million image cutouts in just two and a half days, uncovering nearly 1400 anomalous objects, ...


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