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Location: Estes Park
(40.3770°N, 105.5210°W)
Time: 12:30:26
(UTC-06:00)
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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   17291.18146904  .00000257  00000-0  30778-3 0  9995
2 00005  34.2612 346.2485 1846771 293.0449  48.6267 10.84749715 99649
Epoch (UTC): 18 October 2017 04:21:18
Eccentricity: 0.1846771
inclination: 34.2612°
perigee height: 650 km
apogee height: 3834 km
right ascension of ascending node: 346.2485°
argument of perigee: 293.0449°
revolutions per day: 10.84749715
mean anomaly at epoch: 48.6267°
orbit number at epoch: 9964

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

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