Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 10 17.  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)
 10/18/2016   02:51:37   (  79.42,  33.24) 10/18/2016   02:51:28  (  79.41,  33.13)    2.47                 9
 10/18/2016   03:40:57   ( -79.69,-157.22) 10/18/2016   03:42:05  ( -79.69,-157.28)    1.20                68
 10/20/2016   18:18:44   ( -79.32, -19.21) 10/20/2016   18:17:42  ( -79.32, -19.14)    1.65                62
 10/20/2016   19:08:04   (  79.54, 149.95) 10/20/2016   19:08:20  (  79.54, 149.91)    0.77                16
 10/23/2016   10:35:13   ( -79.36,  96.91) 10/23/2016   10:34:37  ( -79.35,  96.84)    1.57                36
 10/23/2016   11:24:30   (  79.69, -93.14) 10/23/2016   11:25:11  (  79.69, -93.02)    2.42                41
 10/26/2016   02:51:38   ( -79.53,-146.01) 10/26/2016   02:51:27  ( -79.54,-145.86)    3.07                11
 10/26/2016   03:40:59   (  79.71,  22.90) 10/26/2016   03:42:06  (  79.71,  22.93)    0.69                67
 10/28/2016   18:18:45   (  79.30, 160.67) 10/28/2016   18:17:43  (  79.31, 160.72)    1.18                62
 10/28/2016   19:08:04   ( -79.62, -29.50) 10/28/2016   19:08:19  ( -79.63, -29.36)    2.83                15
 10/31/2016   10:35:11   (  79.42, -82.67) 10/31/2016   10:34:35  (  79.43, -82.57)    2.20                36