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Location: Seattle
(47.6064°N, 122.3308°W)
Time: 14:24:59
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Vanguard 3 - 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 00020U 59007A   21209.85350828  .00000079  00000-0  16953-4 0  9990
2 00020  33.3533 174.0854 1666106 262.7598  78.1464 11.55808381277633
Epoch (UTC): 28 July 2021 20:29:03
Eccentricity: 0.1666106
inclination: 33.3533°
perigee height: 508 km
apogee height: 3261 km
right ascension of ascending node: 174.0854°
argument of perigee: 262.7598°
revolutions per day: 11.55808381
mean anomaly at epoch: 78.1464°
orbit number at epoch: 27763

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

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