Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 3 30.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/01/2013   03:43:36   ( -75.31,-176.45) ( -75.61,-178.04)   55.97                74
 04/01/2013   04:31:20   (  79.80,  11.39) (  79.79,  11.25)    2.90                 2
 04/03/2013   19:58:20   ( -79.75, -40.70) ( -79.76, -40.59)    2.25                44
 04/03/2013   20:47:41   (  79.92, 128.28) (  79.93, 128.34)    1.43                34
 04/06/2013   12:14:42   ( -79.83,  75.82) ( -79.83,  75.89)    1.56                11
 04/06/2013   13:04:03   (  79.99,-115.20) (  80.00,-115.15)    1.00                67
 04/09/2013   03:41:42   (  79.70,  23.14) (  79.71,  23.21)    1.48                55
 04/09/2013   04:31:03   ( -79.93,-167.47) ( -79.93,-167.34)    2.63                22
 04/11/2013   19:58:03   (  79.76, 139.45) (  79.75, 139.35)    2.07                21