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Location: Hurstbourne Priors
(51.2000°N, 1.3667°W)
Time: 09:10:24
(UTC+00:00)
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Vanguard 1 - 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 00005U 58002B   21108.37811220 -.00000111  00000-0 -15855-3 0  9998
2 00005  34.2634   8.8475 1848205 284.5735  55.7795 10.84842965238371
Epoch (UTC): 18 April 2021 09:04:28
Eccentricity: 0.1848205
inclination: 34.2634°
perigee height: 648 km
apogee height: 3834 km
right ascension of ascending node: 8.8475°
argument of perigee: 284.5735°
revolutions per day: 10.84842965
mean anomaly at epoch: 55.7795°
orbit number at epoch: 23837

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

DLR