Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 7 28.  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)
 07/30/2016   02:51:44   (  79.25,  32.06) 07/30/2016   02:51:39  (  79.25,  32.03)    0.66                 5
 07/30/2016   03:41:03   ( -79.57,-158.17) 07/30/2016   03:42:15  ( -79.58,-158.06)    2.66                72
 08/01/2016   18:18:48   ( -79.10, -20.60) 08/01/2016   18:17:52  ( -79.11, -20.55)    0.97                56
 08/01/2016   19:08:05   (  79.44, 149.23) 08/01/2016   19:08:26  (  79.45, 149.38)    3.19                21
 08/04/2016   10:35:14   ( -79.14,  95.52) 08/04/2016   10:34:45  ( -79.14,  95.47)    1.11                29
 08/04/2016   11:24:31   (  79.48, -94.65) 08/04/2016   11:25:19  (  79.48, -94.59)    1.33                48
 08/07/2016   02:51:39   ( -79.22,-148.14) 08/07/2016   02:51:37  ( -79.21,-148.25)    2.49                 2
 08/07/2016   03:40:04   (  81.16,  38.13) 08/07/2016   03:41:17  (  80.92,  38.95)   29.85                73
 08/09/2016   18:18:41   (  79.11, 159.43) 08/09/2016   18:17:48  (  79.11, 159.46)    0.54                53