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HST

NORAD 20580 · COSPAR 1990-037B · ACTIVE
Orbit: #80838 @ 468 x 471 km x 28.4737 deg
CURRENT ORBIT DATA
TLE epoch 2026-10-24 07:20 UTC · 40.6 h old

Orbit history

// altitude & velocity from orbital-data archive
Trend: —
Altitude —
Velocity —

Next visible passes

// click to check

Current TLE

// onowactive
HST
1 20580U 90037B 26297.30580476 .00006132 00000-0 18497-3 0 09997
2 20580 28.4737 277.2190 0002082 145.9091 214.1639 15.32067126808383
TLE data & history 🚀 Launch manifest

Spacecraft info

// UCS Satellite Database
Launch date
April 25th 1990
Spacecraft age
36 years, 6 months
Distance travelled
—
Expected lifetime
—
Operator
European Space Agency (ESA)/NASA
Purpose
Space Science
Orbit class
LEO · Non-Polar Inclined
Launch site
Cape Canaveral
Launch vehicle
Space Shuttle (STS 31)
Contractor
European Space Agency/NASA
Launch mass
11,110 kg
Power
2,400.00 W

Orbit elements

// from current orbital elements
Inclination
28.4737°
Period
93.99 min
Perigee
468 km
Apogee
471 km
Eccentricity
0.0002082
RAAN
277.219°
Arg of Perigee
145.9091°
Mean Motion
15.32067126 rev/d