Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2012 12 29.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/31/2012   12:14:20   ( -79.64,  74.25) ( -79.65,  74.28)    0.72                68
 12/31/2012   13:03:40   (  79.86,-116.49) (  79.86,-116.49)    0.14                10
 01/03/2013   04:30:47   ( -79.70,-169.47) ( -79.69,-169.53)    1.09                43
 01/03/2013   05:20:08   (  79.87,  -0.49) (  79.87,  -0.58)    1.85                35
 01/05/2013   20:47:14   ( -79.77, -53.02) ( -79.77, -53.01)    0.30                18
 01/05/2013   21:36:35   (  79.94, 115.97) (  79.94, 115.94)    0.61                60
 01/08/2013   12:14:20   (  79.60,-106.03) (  79.60,-106.14)    2.14                69
 01/08/2013   13:03:41   ( -79.83,  63.33) ( -79.83,  63.24)    1.78                 8
 01/11/2013   04:30:46   (  79.69,  10.46) (  79.68,  10.40)    1.29                43