OSCAR 27

Launch Details
Launched 15 September 1987
Flight ended –
Status Unknown
Category Navy Navigation Satellite System (NNSS)
Launch site Air Force Western Test Range, California, USA
Owner United States
NORAD ID 18361
COSPAR ID 1987-080A
Observing

Current orbital elements

Inclination 90.373°
Eccentricity 0.01023
RA ascending node 5.212 hr
Argument perigee 308.593°
Mean anomaly 50.608°
Orbital period 107.071 min
Epoch of osculation 13 Nov 2025, 14:29

See historical orbital elements »

Derived Quantities

Min Altitude 1021.8 km
Mean Altitude 1098.2 km
Peak Altitude 1174.6 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

OSCAR 29 SCOUT G-1 R/B SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB SCOUT G-1 DEB

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Cambridge

Latitude:
Longitude:
Timezone:

42.38°N
71.11°W
EST

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