Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 10 11.  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)
 10/11/2019   03:41:06   ( -79.73,-156.92) 10/11/2019   03:41:46  ( -79.74,-156.78)    3.00                40
 10/13/2019   19:08:13   (  79.56, 150.02) 10/13/2019   19:08:01  (  79.55, 150.05)    0.50                12
 10/13/2019   19:57:34   ( -79.79, -40.64) 10/13/2019   19:58:39  ( -79.79, -40.57)    1.52                65
 10/16/2019   10:35:20   ( -79.38,  97.09) 10/16/2019   10:34:15  ( -79.39,  97.18)    2.05                65
 10/16/2019   11:24:40   (  79.60, -93.77) 10/16/2019   11:24:53  (  79.60, -93.77)    0.29                13
 10/19/2019   02:51:46   ( -79.50,-146.24) 10/19/2019   02:51:06  ( -79.51,-146.11)    2.57                40
 10/19/2019   03:41:06   (  79.71,  22.92) 10/19/2019   03:41:44  (  79.72,  22.97)    0.93                38
 10/21/2019   19:08:15   ( -79.50, -30.39) 10/21/2019   19:08:01  ( -79.49, -30.49)    2.21                14
 10/21/2019   19:57:32   (  79.82, 139.58) 10/21/2019   19:58:35  (  79.82, 139.72)    2.72                63
 10/24/2019   10:35:20   (  79.35, -83.13) 10/24/2019   10:34:14  (  79.35, -83.14)    0.08                66