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Location: Charlottesville
(38.0290°N, 78.4770°W)
Time: 20:36:26
(UTC-05:00)
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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   17344.86937330 +.00000064 +00000-0 +73278-4 0  9999
2     5 034.2430 180.8576 1846514 174.6170 187.7591 10.84773050105383
Epoch (UTC): 10 December 2017 20:51:53
Eccentricity: 0.1846514
inclination: 34.2430°
perigee height: 650 km
apogee height: 3833 km
right ascension of ascending node: 180.8576°
argument of perigee: 174.6170°
revolutions per day: 10.84773050
mean anomaly at epoch: 187.7591°
orbit number at epoch: 10538

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

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