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Location: Crescent
(42.8242°N, 73.7329°W)
Time: 15:08:12
(UTC+00:00)
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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 is defined by the following mean orbital elements,

1 00005U          26041.16592712 +.00000000 +00000-0 +13126-3 0 00000
2 00005  34.2619 346.3251 1839235 285.7368  54.8649 10.85948196    03
Epoch (UTC): 10 February 2026 03:58:56
Eccentricity: 0.1839235
inclination: 34.2619°
perigee height: 651 km
apogee height: 3820 km
right ascension of ascending node: 346.3251°
argument of perigee: 285.7368°
revolutions per day: 10.85948196
mean anomaly at epoch: 54.8649°

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

DLR