Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 3 26.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/26/2013   19:58:35   (  79.67, 138.59) (  79.66, 138.57)    0.58                63
 03/26/2013   20:47:56   ( -79.89, -52.07) ( -79.89, -52.00)    1.48                14
 03/29/2013   12:14:57   (  79.75,-104.91) (  79.75,-104.88)    0.65                31
 03/29/2013   13:04:18   ( -79.97,  64.47) ( -79.97,  64.59)    2.44                46
 04/01/2013   03:43:38   ( -75.24,-176.65) ( -75.50,-178.40)   57.22                73
 04/01/2013   04:31:21   (  79.78,  11.24) (  79.77,  11.09)    3.04                 2
 04/03/2013   19:58:21   ( -79.74, -40.82) ( -79.74, -40.72)    2.18                44
 04/03/2013   20:47:41   (  79.94, 128.41) (  79.94, 128.49)    1.45                34
 04/06/2013   12:14:43   ( -79.82,  75.71) ( -79.82,  75.78)    1.59                11
 04/06/2013   13:04:04   (  79.98,-115.34) (  79.98,-115.29)    1.13                67
 04/09/2013   03:41:42   (  79.69,  23.02) (  79.70,  23.09)    1.56                55