Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 9 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)
 09/05/2016   10:35:14   ( -79.15,  95.57) 09/05/2016   10:34:25  ( -79.16,  95.67)    1.97                49
 09/05/2016   11:24:34   (  79.38, -95.31) 09/05/2016   11:25:03  (  79.38, -95.34)    0.59                29
 09/08/2016   02:51:42   ( -79.20,-148.25) 09/08/2016   02:51:17  ( -79.20,-148.21)    0.80                25
 09/08/2016   03:41:02   (  79.43,  20.87) 09/08/2016   03:41:55  (  79.42,  20.79)    1.50                53
 09/10/2016   19:08:09   ( -79.28, -31.88) 09/10/2016   19:08:08  ( -79.28, -31.84)    0.88                 1
 09/10/2016   19:55:10   (  81.65,-170.57) 09/10/2016   19:56:23  (  80.97,-171.61)   77.31                73
 09/13/2016   10:35:14   (  79.09, -84.78) 09/13/2016   10:34:20  (  79.10, -84.71)    1.57                54
 09/13/2016   11:24:33   ( -79.42,  84.95) 09/13/2016   11:24:56  ( -79.43,  85.05)    2.12                23
 09/16/2016   02:51:42   (  79.11,  31.22) 09/16/2016   02:51:13  (  79.11,  31.11)    2.27                29