SWAS

Launch Details
Launched 5 December 1998
Flight ended
Status Backup/Standby
Categories Space & Earth Science
Active satellites
Launch site Western Range Airspace
Owner United States
NORAD ID 25560
COSPAR ID 1998-071A
Alternative names SUBMILLIMETER WAVE ASTRONOMY SATELLITE
Observing

Current orbital elements

Inclination 69.897°
Eccentricity 0.00035
RA ascending node 6.494 hr
Argument perigee 125.457°
Mean anomaly 234.692°
Orbital period 95.612 min
Epoch of osculation 12 Jun 2025, 20:24

See historical orbital elements »

Derived Quantities

Min Altitude 552.8 km
Mean Altitude 555.3 km
Peak Altitude 557.7 km

Orbital History

Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.

Launched alongside

PEGASUS R/B PEGASUS DEB

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Cambridge

Latitude:
Longitude:
Timezone:

42.38°N
71.11°W
EDT

Color scheme