Iridium 81 - 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 25468U 98051B   13138.49317041  .00000406  00000-0  13775-3 0  2420
2 25468 086.3951 284.8217 0002254 103.0340 257.1107 14.34217301769174
Epoch (UTC): 18 May 2013 11:50:09
Eccentricity: 0.0002254
inclination: 86.3951°
perigee height: 776 km
apogee height: 779 km
right ascension of ascending node: 284.8217°
argument of perigee: 103.0340°
revolutions per day: 14.34217301
mean anomaly at epoch: 257.1107°
orbit number at epoch: 76917

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

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