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Location: Unspecified
(0.0000°N, 0.0000°E)
Time: 20:45:35
(UTC+00:00)
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USA 81 - Orbit

View from above orbital plane
View from above orbital plane
View from above satellite
View from above satellite

Ground track
Ground track

The orbit data is extracted from the following two-line orbital elements,

1 21949U 92023A   18121.82291481 0.00000000  00000-0  00000-0 0    02
2 21949  85.0087 344.9565 0003500 148.4393 211.5605 14.31404896    01
Epoch (UTC): 01 May 2018 19:44:59
Eccentricity: 0.0003500
inclination: 85.0087°
perigee height: 784 km
apogee height: 789 km
right ascension of ascending node: 344.9565°
argument of perigee: 148.4393°
revolutions per day: 14.31404896
mean anomaly at epoch: 211.5605°
orbit number at epoch: 0

The dashed part of the orbit path shows where the satellite is in the earth's shadow,  

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