Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2012 5 6.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/08/2012   04:31:14   ( -79.89,-168.10) ( -79.89,-168.06)    1.05                10
 05/08/2012   05:20:35   (  80.06,   0.93) (  80.06,   0.92)    0.15                68
 05/10/2012   19:58:19   (  79.78, 139.32) (  79.79, 139.40)    1.46                65
 05/10/2012   20:47:41   ( -79.97, -51.54) ( -79.98, -51.46)    1.63                12
 05/13/2012   12:14:51   (  79.77,-104.90) (  79.77,-104.98)    1.66                44
 05/13/2012   13:04:13   ( -79.96,  64.26) ( -79.96,  64.19)    1.40                33
 05/16/2012   04:31:22   (  79.84,  11.53) (  79.84,  11.44)    1.97                25
 05/16/2012   05:20:45   ( -80.00,-179.57) ( -80.00,-179.65)    1.58                52
 05/18/2012   20:47:55   (  79.89, 127.76) (  79.90, 127.78)    0.62                 8