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Location: Quebec
(46.8000°N, 71.2500°W)
Time: 14:27:23
(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   18047.18308605  .00000167  00000-0  22808-3 0  9998
2 00005  34.2485 333.5071 1846749 117.4594 262.5638 10.84794788112793
Epoch (UTC): 16 February 2018 04:23:38
Eccentricity: 0.1846749
inclination: 34.2485°
perigee height: 650 km
apogee height: 3833 km
right ascension of ascending node: 333.5071°
argument of perigee: 117.4594°
revolutions per day: 10.84794788
mean anomaly at epoch: 262.5638°
orbit number at epoch: 11279

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

DLR