Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2012 4 15.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/16/2012   19:58:21   ( -79.92, -39.46) ( -79.92, -39.40)    1.17                55
 04/16/2012   20:47:42   (  80.09, 129.64) (  80.09, 129.64)    0.21                23
 04/19/2012   12:14:51   ( -79.91,  76.40) ( -79.91,  76.28)    2.35                31
 04/19/2012   13:04:09   (  80.18,-113.64) (  80.19,-113.47)    3.20                46
 04/22/2012   04:31:16   ( -80.06,-166.46) ( -80.07,-166.34)    2.43                 8
 04/22/2012   05:20:38   (  80.19,   2.34) (  80.20,   2.42)    1.73                70
 04/24/2012   19:58:21   (  79.95, 140.81) (  79.95, 140.94)    2.62                61
 04/24/2012   20:47:43   ( -80.13, -50.03) ( -80.13, -49.89)    2.60                16
 04/27/2012   12:14:48   (  79.96,-103.22) (  79.95,-103.31)    1.82                36