HST
NORAD 20580 · 1990-037B
PAYLOAD ACTIVE UNKNOWN
§ Identity
- Operator
- —
- Country
- US
- Launch date
- 1990-04-24
- Launch site
- AFETR
- Launch vehicle
- —
- Mass (kg)
- —
- RCS (m²)
- 28.08
Purposes: science
External: N2YO · Heavens-Above · Gunter
§ Orbital elements
Epoch: 2026-05-24T22:21:22.298976Z
- Period
- 94.09 min
- Inclination
- 28.4734°
- Eccentricity
- 0.0001255
- Mean motion
- 15.30477719 rev/d
- Perigee alt
- 473.5 km
- Apogee alt
- 475.2 km
- Semi-major
- 6,852.5 km
- B*
- 1.8067e-4
- RAAN
- 239.4838°
- Arg perigee
- 242.4756°
- Mean anomaly
- 117.5713°
- Rev number
- 78,500
§ Raw data
HST1 20580U 90037B 26144.93150809 .00005711 00000+0 18067-3 0 99942 20580 28.4734 239.4838 0001255 242.4756 117.5713 15.30477719785004
JSON: /api/v1/satellites/20580 · /tle
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