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Location: DARK SKY Beskydy - Park tmavé oblohy, www.darkskybeskydy.cz
(49.4926°N, 18.5016°E)
Time: 12:37:35
(UTC+02:00)
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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   25166.64777144  .00000049  00000-0  42682-4 0  9999
2 00005  34.2630   5.6437 1841963 285.8562  54.7346 10.85927130403437
Epoch (UTC): 15 June 2025 15:32:47
Eccentricity: 0.1841963
inclination: 34.2630°
perigee height: 649 km
apogee height: 3822 km
right ascension of ascending node: 5.6437°
argument of perigee: 285.8562°
revolutions per day: 10.85927130
mean anomaly at epoch: 54.7346°
orbit number at epoch: 40343

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

DLR