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

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/12/2012   20:47:10   (  79.82, 127.29) (  79.82, 127.33)    0.86                 9
 12/12/2012   21:36:32   ( -80.00, -63.64) ( -80.00, -63.56)    1.51                68
 12/15/2012   12:14:16   ( -79.69,  74.59) ( -79.69,  74.64)    1.09                61
 12/15/2012   13:03:37   (  79.87,-116.42) (  79.87,-116.41)    0.18                17
 12/18/2012   04:30:42   ( -79.77,-168.93) ( -79.78,-168.83)    1.94                35
 12/18/2012   05:20:03   (  79.95,   0.07) (  79.95,   0.14)    1.33                43
 12/20/2012   20:47:09   ( -79.77, -53.09) ( -79.76, -53.17)    1.78                 8
 12/20/2012   21:36:29   (  79.97, 116.18) (  79.97, 116.08)    2.18                70
 12/23/2012   12:14:11   (  79.70,-105.34) (  79.71,-105.21)    2.86                59
 12/23/2012   13:03:33   ( -79.89,  63.77) ( -79.90,  63.90)    2.84                18
 12/26/2012   04:30:36   (  79.78,  11.12) (  79.79,  11.26)    2.88                32