Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2018 2 24.  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)
 02/26/2018   03:42:02   ( -79.70,-156.91) 02/26/2018   03:41:01  ( -79.71,-156.78)    2.71                61
 02/26/2018   04:31:23   (  79.87,  12.06) 02/26/2018   04:31:40  (  79.88,  12.14)    1.74                17
 02/28/2018   19:58:29   ( -79.77, -40.54) 02/28/2018   19:57:51  ( -79.77, -40.44)    1.91                38
 02/28/2018   20:47:50   (  79.93, 128.43) 02/28/2018   20:48:30  (  79.94, 128.47)    0.89                40
 03/03/2018   12:14:57   ( -79.83,  75.81) 03/03/2018   12:14:42  ( -79.83,  75.89)    1.66                15
 03/03/2018   13:04:18   (  79.99,-115.22) 03/03/2018   13:05:21  (  79.99,-115.19)    0.58                63
 03/06/2018   03:42:03   (  79.68,  22.97) 03/06/2018   03:40:54  (  79.69,  23.06)    1.77                69
 03/06/2018   04:31:25   ( -79.88,-167.87) 03/06/2018   04:31:33  ( -79.89,-167.78)    1.96                 8
 03/08/2018   19:58:31   (  79.74, 139.23) 03/08/2018   19:57:45  (  79.74, 139.34)    2.40                46