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Location: Boston
(42.3580°N, 71.0600°W)
Time: 18:53:13
(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   18173.41137315 +.00000023 +00000-0 +24503-4 0  9998
2     5 034.2550 304.6671 1845961 325.4495 023.8614 10.84819116126405
Epoch (UTC): 22 June 2018 09:52:22
Eccentricity: 0.1845961
inclination: 34.2550°
perigee height: 650 km
apogee height: 3833 km
right ascension of ascending node: 304.6671°
argument of perigee: 325.4495°
revolutions per day: 10.84819116
mean anomaly at epoch: 23.8614°
orbit number at epoch: 12640

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

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