Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 2 13.  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)
 02/15/2019   19:08:39   (  79.51, 149.87) 02/15/2019   19:07:48  (  79.50, 149.76)    2.48                51
 02/15/2019   19:58:00   ( -79.75, -40.79) 02/15/2019   19:58:26  ( -79.74, -40.92)    2.65                26
 02/18/2019   11:25:07   (  79.60, -93.61) 02/18/2019   11:24:39  (  79.60, -93.67)    1.29                28
 02/18/2019   12:14:28   ( -79.83,  75.77) 02/18/2019   12:15:17  ( -79.83,  75.70)    1.58                49
 02/21/2019   03:41:35   (  79.69,  22.90) 02/21/2019   03:41:30  (  79.69,  22.90)    0.31                 5
 02/21/2019   04:30:56   ( -79.92,-167.68) 02/21/2019   04:32:08  ( -79.92,-167.69)    0.35                72
 02/23/2019   19:08:42   ( -79.60, -29.51) 02/23/2019   19:07:42  ( -79.61, -29.39)    2.47                60
 02/23/2019   19:58:02   (  79.81, 139.67) 02/23/2019   19:58:20  (  79.81, 139.76)    1.77                18
 02/26/2019   11:25:12   ( -79.57,  86.17) 02/26/2019   11:24:36  ( -79.57,  86.06)    2.14                36