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Location: Montreal
(45.5000°N, 73.5833°W)
Time: 08:38:39
(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   18111.45091359 +.00000038 +00000-0 +73435-4 0  9995
2     5 034.2423 135.5202 1845825 046.6537 327.3821 10.84810848119679
Epoch (UTC): 21 April 2018 10:49:18
Eccentricity: 0.1845825
inclination: 34.2423°
perigee height: 650 km
apogee height: 3833 km
right ascension of ascending node: 135.5202°
argument of perigee: 46.6537°
revolutions per day: 10.84810848
mean anomaly at epoch: 327.3821°
orbit number at epoch: 11967

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

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