Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 8 8.  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)
 08/09/2016   18:18:53   (  79.06, 159.10) 08/09/2016   18:17:49  (  79.06, 159.16)    1.55                64
 08/09/2016   19:08:14   ( -79.30, -31.71) 08/09/2016   19:08:28  ( -79.30, -31.81)    2.16                14
 08/12/2016   10:35:19   (  79.13, -84.57) 08/12/2016   10:34:40  (  79.13, -84.60)    0.79                39
 08/12/2016   11:24:38   ( -79.46,  85.17) 08/12/2016   11:25:16  ( -79.46,  85.25)    1.74                38
 08/15/2016   02:51:46   (  79.20,  31.73) 08/15/2016   02:51:32  (  79.19,  31.63)    2.27                14
 08/15/2016   03:41:05   ( -79.52,-158.50) 08/15/2016   03:42:08  ( -79.52,-158.49)    0.23                63
 08/17/2016   18:18:53   ( -79.04, -21.02) 08/17/2016   18:17:46  ( -79.04, -21.00)    0.53                67
 08/17/2016   19:08:13   (  79.26, 148.00) 08/17/2016   19:08:24  (  79.25, 147.86)    2.94                11
 08/20/2016   10:35:19   ( -79.14,  95.45) 08/20/2016   10:34:37  ( -79.14,  95.47)    0.40                42