Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 10 14.  Predictions up to the next  14.0 days:

     Date     Time(AURA) AURA Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/15/2016   10:35:10   (  79.30, -83.46) 10/15/2016   10:34:36  (  79.29, -83.60)    2.86                34
 10/15/2016   11:24:29   ( -79.61,  86.30) 10/15/2016   11:25:12  ( -79.60,  86.21)    1.89                43
 10/18/2016   02:51:38   (  79.39,  33.04) 10/18/2016   02:51:29  (  79.39,  32.91)    2.84                 9
 10/18/2016   03:40:58   ( -79.67,-157.41) 10/18/2016   03:42:06  ( -79.66,-157.49)    1.71                68
 10/20/2016   18:18:45   ( -79.29, -19.39) 10/20/2016   18:17:43  ( -79.30, -19.33)    1.28                62
 10/20/2016   19:08:05   (  79.51, 149.74) 10/20/2016   19:08:21  (  79.51, 149.69)    1.03                16
 10/23/2016   10:35:14   ( -79.33,  96.71) 10/23/2016   10:34:38  ( -79.32,  96.64)    1.44                36
 10/23/2016   11:24:30   (  79.69, -93.10) 10/23/2016   11:25:11  (  79.70, -92.97)    2.64                41
 10/26/2016   02:51:40   ( -79.42,-146.77) 10/26/2016   02:51:30  ( -79.42,-146.88)    2.34                10