Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 4 30.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/03/2013   03:42:43   ( -78.67,-163.67) ( -78.75,-164.03)   11.78                74
 05/03/2013   04:31:42   (  79.73,  10.69) (  79.74,  10.79)    2.18                 3
 05/05/2013   19:58:47   ( -79.59, -42.09) ( -79.60, -42.01)    1.72                46
 05/05/2013   20:48:07   (  79.81, 127.17) (  79.81, 127.21)    0.92                32
 05/08/2013   12:15:11   ( -79.69,  74.51) ( -79.70,  74.65)    3.11                17
 05/08/2013   13:04:32   (  79.86,-116.50) (  79.87,-116.39)    2.27                61
 05/11/2013   03:42:14   (  79.50,  21.41) (  79.50,  21.39)    0.40                64
 05/11/2013   04:31:35   ( -79.73,-169.31) ( -79.73,-169.27)    0.76                13
 05/13/2013   19:58:37   (  79.59, 137.97) (  79.59, 137.95)    0.41                34