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HST (NORAD 20580)

HST is a science and education satellite (NORAD 20580) in a LEO orbit 468 by 471 km above the Earth, circling the planet every 94 minutes. Right now it is over latitude 24.3°, longitude -49.6° at an altitude of 469 km.

Live position and ground track (past 45 min, next 100 min)

Where is HST now?

Latitude: 24.306°
Longitude: -49.628°
Altitude: 468.9 km
Speed: 7.636 km/s
Footprint radius: 2374 km

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Orbit and identity

20580NORAD catalog number

1990-037BInternational designator

Science and educationCategory

LEOOrbit class

93.99 minOrbital period

468 × 471 kmPerigee × apogee altitude

28.47°Inclination

0.00018Eccentricity

15.3212Revolutions per day

1990Launch year

Orbital elements epoch: 2026-10-29T23:20:53 UTC (21 hours ago). Positions drift from reality as the elements age; fresh elements are fetched automatically.

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Positions are computed from public orbital elements (CelesTrak / US Space Force 18th SDS) with the SGP4 model and are accurate to a few kilometres; amateur radio data from the SatNOGS DB (CC BY-SA). Not for navigation or safety-critical use. Method and limits · Radio coverage map · Live HF propagation data