Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2018 11 27.  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)
 11/27/2018   19:08:22   (  79.55, 150.06) 11/27/2018   19:08:09  (  79.54, 149.97)    1.94                13
 11/27/2018   19:57:42   ( -79.81, -40.38) 11/27/2018   19:58:46  ( -79.81, -40.34)    0.74                64
 11/30/2018   10:35:28   ( -79.41,  97.30) 11/30/2018   10:34:23  ( -79.40,  97.29)    0.43                65
 11/30/2018   11:24:46   (  79.70, -92.95) 11/30/2018   11:24:58  (  79.71, -92.84)    2.22                12
 12/03/2018   02:51:56   ( -79.45,-146.55) 12/03/2018   02:51:17  ( -79.44,-146.65)    2.09                39
 12/03/2018   03:41:14   (  79.74,  23.20) 12/03/2018   03:41:52  (  79.74,  23.22)    0.29                38
 12/05/2018   19:08:20   ( -79.63, -29.37) 12/05/2018   19:08:06  ( -79.64, -29.23)    2.90                14
 12/05/2018   19:57:42   (  79.77, 139.34) 12/05/2018   19:58:46  (  79.77, 139.27)    1.34                64
 12/08/2018   10:35:28   (  79.39, -82.80) 12/08/2018   10:34:23  (  79.38, -82.88)    1.84                65
 12/08/2018   11:24:47   ( -79.70,  87.01) 12/08/2018   11:24:59  ( -79.70,  87.10)    1.85                12
 12/11/2018   02:51:54   (  79.46,  33.52) 12/11/2018   02:51:15  (  79.45,  33.39)    2.84                39