Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 8 25.  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)
 08/25/2016   18:18:50   (  78.99, 158.74) 08/25/2016   18:17:41  (  78.99, 158.69)    1.28                69
 08/25/2016   19:08:09   ( -79.32, -31.60) 08/25/2016   19:08:17  ( -79.32, -31.57)    0.65                 8
 08/28/2016   10:35:15   (  79.11, -84.66) 08/28/2016   10:34:31  (  79.11, -84.65)    0.19                44
 08/28/2016   11:24:34   ( -79.44,  85.05) 08/28/2016   11:25:07  ( -79.44,  85.14)    1.89                33
 08/31/2016   02:51:39   (  79.27,  32.17) 08/31/2016   02:51:20  (  79.27,  32.27)    2.22                19
 08/31/2016   03:41:02   ( -79.43,-159.09) 08/31/2016   03:42:01  ( -79.43,-159.22)    2.64                59
 09/02/2016   18:18:47   ( -79.03, -21.05) 09/02/2016   18:17:36  ( -79.03, -21.00)    1.02                71
 09/02/2016   19:08:06   (  79.29, 148.24) 09/02/2016   19:08:13  (  79.29, 148.17)    1.54                 7
 09/05/2016   10:35:13   ( -79.06,  94.99) 09/05/2016   10:34:28  ( -79.05,  94.88)    2.42                45
 09/05/2016   11:24:29   (  79.43, -94.96) 09/05/2016   11:25:01  (  79.44, -94.88)    1.67                32
 09/08/2016   02:51:36   ( -79.23,-148.02) 09/08/2016   02:51:16  ( -79.24,-147.97)    1.09                20