Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 5 18.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/19/2013   03:42:13   ( -79.35,-159.79) ( -79.35,-159.80)    0.24                56
 05/19/2013   04:31:33   (  79.57,   9.41) (  79.57,   9.34)    1.64                22
 05/21/2013   19:58:36   ( -79.44, -43.26) ( -79.44, -43.30)    1.14                26
 05/21/2013   20:47:57   (  79.63, 125.69) (  79.62, 125.56)    2.70                52
 05/24/2013   11:25:38   (  79.27, -96.10) (  79.28, -96.09)    0.51                73
 05/24/2013   12:14:58   ( -79.55,  73.36) ( -79.56,  73.46)    2.28                 4
 05/27/2013   03:41:59   (  79.39,  20.55) (  79.40,  20.61)    1.49                42
 05/27/2013   04:31:21   ( -79.58,-170.48) ( -79.57,-170.61)    2.81                36
 05/29/2013   19:58:19   (  79.48, 137.02) (  79.48, 137.04)    0.44                10