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Location: Bush Observatory
(40.2653°N, 94.3194°W)
Time: 18:45:25
(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   15084.11881353  .00000539  00000-0  71754-3 0  9992
2 00005 034.2471 355.3100 1844360 032.7254 337.5183 10.84538079997789
Epoch (UTC): 25 March 2015 02:51:05
Eccentricity: 0.1844360
inclination: 34.2471°
perigee height: 653 km
apogee height: 3833 km
right ascension of ascending node: 355.3100°
argument of perigee: 32.7254°
revolutions per day: 10.84538079
mean anomaly at epoch: 337.5183°
orbit number at epoch: 99778

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

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