Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2018 3 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)
 03/06/2018   03:42:06   (  79.59,  22.19) 03/06/2018   03:41:05  (  79.59,  22.18)    0.29                61
 03/06/2018   04:31:27   ( -79.82,-168.44) 03/06/2018   04:31:43  ( -79.82,-168.44)    0.04                16
 03/08/2018   19:58:32   (  79.67, 138.67) 03/08/2018   19:57:58  (  79.67, 138.62)    1.06                34
 03/08/2018   20:47:53   ( -79.90, -51.91) 03/08/2018   20:48:36  ( -79.90, -51.94)    0.73                43
 03/11/2018   12:14:59   (  79.75,-104.86) 03/11/2018   12:14:52  (  79.74,-104.94)    1.60                 7
 03/11/2018   13:04:21   ( -79.94,  64.30) 03/11/2018   13:05:31  ( -79.94,  64.26)    0.93                70
 03/14/2018   03:42:06   ( -79.62,-157.59) 03/14/2018   03:41:08  ( -79.62,-157.61)    0.40                58
 03/14/2018   04:31:26   (  79.82,  11.58) 03/14/2018   04:31:46  (  79.81,  11.49)    1.77                20
 03/16/2018   19:58:32   ( -79.72, -40.92) 03/16/2018   19:58:01  ( -79.72, -40.91)    0.24                31