Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 11 20.  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)
 11/21/2016   18:18:48   ( -79.28, -19.44) 11/21/2016   18:17:46  ( -79.27, -19.51)    1.59                62
 11/21/2016   19:08:05   (  79.61, 150.50) 11/21/2016   19:08:20  (  79.61, 150.51)    0.25                15
 11/24/2016   10:35:13   ( -79.44,  97.53) 11/24/2016   10:34:35  ( -79.45,  97.59)    1.37                38
 11/24/2016   11:24:31   (  79.73, -92.75) 11/24/2016   11:25:10  (  79.74, -92.60)    3.12                39
 11/27/2016   02:51:42   ( -79.48,-146.31) 11/27/2016   02:51:29  ( -79.48,-146.37)    1.30                13
 11/27/2016   03:41:00   (  79.77,  23.42) 11/27/2016   03:42:04  (  79.77,  23.44)    0.52                64
 11/29/2016   18:18:49   (  79.31, 160.78) 11/29/2016   18:17:43  (  79.31, 160.76)    0.39                66
 11/29/2016   19:08:07   ( -79.67, -29.12) 11/29/2016   19:08:18  ( -79.67, -28.97)    3.19                11
 12/02/2016   10:35:16   (  79.41, -82.65) 12/02/2016   10:34:35  (  79.41, -82.72)    1.52                41