Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 10 20.  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)
 10/20/2016   18:18:45   ( -79.29, -19.39) 10/20/2016   18:17:43  ( -79.30, -19.33)    1.38                62
 10/20/2016   19:08:05   (  79.52, 149.77) 10/20/2016   19:08:21  (  79.52, 149.72)    1.01                16
 10/23/2016   10:35:15   ( -79.29,  96.50) 10/23/2016   10:34:39  ( -79.29,  96.38)    2.66                36
 10/23/2016   11:24:31   (  79.67, -93.28) 10/23/2016   11:25:12  (  79.67, -93.22)    1.33                41
 10/26/2016   02:51:39   ( -79.48,-146.38) 10/26/2016   02:51:28  ( -79.48,-146.35)    0.62                11
 10/26/2016   03:40:59   (  79.69,  22.80) 10/26/2016   03:42:06  (  79.69,  22.72)    1.84                67
 10/28/2016   18:18:48   (  79.22, 160.13) 10/28/2016   18:17:46  (  79.21, 159.99)    3.09                62
 10/28/2016   19:08:07   ( -79.54, -30.08) 10/28/2016   19:08:22  ( -79.53, -30.14)    1.50                15
 10/31/2016   10:35:12   (  79.43, -82.63) 10/31/2016   10:34:35  (  79.43, -82.54)    1.91                37
 10/31/2016   11:24:35   ( -79.59,  86.18) 10/31/2016   11:25:16  ( -79.59,  86.05)    2.65                41
 11/03/2016   02:51:39   (  79.51,  33.81) 11/03/2016   02:51:28  (  79.51,  33.88)    1.50                11