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Location: College Park
(38.9810°N, 76.9370°W)
Time: 23:26:39
(UTC-04:00)
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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     5U 58002B   18140.08335668 +.00000085 +00000-0 +99756-4 0  9996
2     5 034.2496 047.3065 1845804 175.5199 186.4710 10.84815590122785
Epoch (UTC): 20 May 2018 02:00:02
Eccentricity: 0.1845804
inclination: 34.2496°
perigee height: 650 km
apogee height: 3833 km
right ascension of ascending node: 47.3065°
argument of perigee: 175.5199°
revolutions per day: 10.84815590
mean anomaly at epoch: 186.4710°
orbit number at epoch: 12278

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

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