Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2018 10 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)
 10/05/2018   10:35:34   (  79.27, -83.68) 10/05/2018   10:34:29  (  79.27, -83.77)    1.82                65
 10/05/2018   11:24:54   ( -79.55,  85.83) 10/05/2018   11:25:06  ( -79.55,  85.77)    1.21                12
 10/08/2018   02:51:59   (  79.40,  33.07) 10/08/2018   02:51:20  (  79.40,  33.02)    0.92                39
 10/08/2018   03:41:20   ( -79.64,-157.62) 10/08/2018   03:41:58  ( -79.64,-157.66)    0.65                38
 10/10/2018   19:08:24   (  79.53, 149.81) 10/10/2018   19:08:11  (  79.53, 149.83)    0.35                13
 10/10/2018   19:57:45   ( -79.77, -40.82) 10/10/2018   19:58:49  ( -79.77, -40.80)    0.43                64
 10/13/2018   10:35:30   ( -79.40,  97.19) 10/13/2018   10:34:25  ( -79.41,  97.31)    2.50                65
 10/13/2018   11:24:49   (  79.65, -93.45) 10/13/2018   11:25:02  (  79.65, -93.36)    1.90                13
 10/16/2018   02:51:58   ( -79.37,-147.14) 10/16/2018   02:51:20  ( -79.37,-147.25)    2.27                38