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Location: Key Biscayne
(25.6930°N, 80.1630°W)
Time: 02:55:00
(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   18267.60949531 -.00000100 +00000-0 -10572-3 0  9992
2     5 034.2487 014.4748 1846254 029.3611 339.9081 10.84814114136639
Epoch (UTC): 24 September 2018 14:37:40
Eccentricity: 0.1846254
inclination: 34.2487°
perigee height: 650 km
apogee height: 3833 km
right ascension of ascending node: 14.4748°
argument of perigee: 29.3611°
revolutions per day: 10.84814114
mean anomaly at epoch: 339.9081°
orbit number at epoch: 13663

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

DLR