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Location: Churchill Northern Studies Centre
(58.7378°N, 93.8201°W)
Time: 19:16:16
(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 00005U 58002B   18110.34567316  .00000046  00000-0  81934-4 0  9995
2 00005  34.2425 138.9261 1845823  41.6778 331.0652 10.84810709119651
Epoch (UTC): 20 April 2018 08:17:46
Eccentricity: 0.1845823
inclination: 34.2425°
perigee height: 650 km
apogee height: 3833 km
right ascension of ascending node: 138.9261°
argument of perigee: 41.6778°
revolutions per day: 10.84810709
mean anomaly at epoch: 331.0652°
orbit number at epoch: 11965

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

DLR