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Location: Unspecified
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Time: 19:01:07
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SBIRS GEO 3 (USA 273) - 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 41937U 17004A   21136.73013517  .00000137  00000-0  00000-0 0  9997
2 41937   3.1223 313.3704 0001745 104.3456 280.4010  1.00272596 15988
Epoch (UTC): 16 May 2021 17:31:23
Eccentricity: 0.0001745
inclination: 3.1223°
perigee height: 35778 km
apogee height: 35793 km
right ascension of ascending node: 313.3704°
argument of perigee: 104.3456°
revolutions per day: 1.00272596
mean anomaly at epoch: 280.4010°
orbit number at epoch: 1598

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

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