Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 7 3.  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)
 07/03/2016   10:35:29   ( -79.22,  95.96) 07/03/2016   10:34:56  ( -79.23,  96.07)    2.35                33
 07/03/2016   11:24:49   (  79.45, -94.91) 07/03/2016   11:25:34  (  79.44, -94.95)    1.06                45
 07/06/2016   02:51:56   ( -79.24,-148.00) 07/06/2016   02:51:49  ( -79.24,-148.04)    0.96                 7
 07/06/2016   03:41:13   (  79.58,  21.91) 07/06/2016   03:42:23  (  79.59,  22.00)    2.03                70
 07/08/2016   18:19:01   (  79.09, 159.29) 07/08/2016   18:18:02  (  79.09, 159.31)    0.48                59
 07/08/2016   19:08:20   ( -79.42, -30.98) 07/08/2016   19:08:38  ( -79.43, -30.85)    2.76                18
 07/11/2016   10:35:28   (  79.15, -84.50) 07/11/2016   10:34:55  (  79.14, -84.58)    1.72                33
 07/11/2016   11:24:47   ( -79.47,  85.27) 07/11/2016   11:25:31  ( -79.47,  85.30)    0.78                44
 07/14/2016   02:51:55   (  79.19,  31.68) 07/14/2016   02:51:48  (  79.19,  31.53)    3.18                 7
 07/14/2016   03:41:14   ( -79.52,-158.52) 07/14/2016   03:42:24  ( -79.52,-158.55)    0.56                70
 07/16/2016   18:19:00   ( -79.06, -20.91) 07/16/2016   18:18:01  ( -79.06, -20.92)    0.15                59