Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2018 11 26.  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   (  79.53, 149.88) 11/27/2018   19:08:09  (  79.52, 149.79)    1.91                13
 11/27/2018   19:57:42   ( -79.79, -40.56) 11/27/2018   19:58:46  ( -79.79, -40.53)    0.69                64
 11/30/2018   10:35:29   ( -79.38,  97.13) 11/30/2018   10:34:24  ( -79.38,  97.11)    0.59                65
 11/30/2018   11:24:47   (  79.68, -93.14) 11/30/2018   11:24:59  (  79.69, -93.04)    2.12                12
 12/03/2018   02:51:56   ( -79.46,-146.45) 12/03/2018   02:51:17  ( -79.45,-146.56)    2.48                39
 12/03/2018   03:41:15   (  79.72,  23.03) 12/03/2018   03:41:53  (  79.72,  23.02)    0.21                38
 12/05/2018   19:08:20   ( -79.61, -29.52) 12/05/2018   19:08:06  ( -79.62, -29.42)    2.28                14
 12/05/2018   19:57:41   (  79.79, 139.44) 12/05/2018   19:58:45  (  79.78, 139.36)    1.87                64
 12/08/2018   10:35:28   (  79.37, -82.95) 12/08/2018   10:34:23  (  79.36, -83.07)    2.69                65