Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2012 9 6.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/07/2012   19:57:27   ( -79.64, -41.76) ( -79.64, -41.74)    0.46                63
 09/07/2012   20:46:47   (  79.85, 127.48) (  79.85, 127.45)    0.67                15
 09/10/2012   12:13:45   ( -79.79,  75.25) ( -79.79,  75.36)    2.33                33
 09/10/2012   13:03:06   (  79.96,-115.77) (  79.96,-115.70)    1.26                45
 09/13/2012   04:30:06   ( -79.83,-168.53) ( -79.83,-168.45)    1.72                 2
 09/13/2012   05:17:44   (  81.83,  39.44) (  81.24,  39.22)   66.33                73
 09/15/2012   19:57:02   (  79.76, 139.19) (  79.76, 139.34)    3.08                48
 09/15/2012   20:46:26   ( -79.87, -52.29) ( -79.87, -52.36)    1.47                30
 09/18/2012   12:13:23   (  79.73,-105.10) (  79.72,-105.25)    3.04                15