Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 2 18.  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)
 02/21/2019   03:41:34   (  79.71,  23.09) 02/21/2019   03:41:29  (  79.71,  23.12)    0.58                 5
 02/21/2019   04:30:56   ( -79.90,-167.79) 02/21/2019   04:32:08  ( -79.91,-167.78)    0.35                72
 02/23/2019   19:08:45   ( -79.47, -30.41) 02/23/2019   19:07:46  ( -79.46, -30.55)    2.94                59
 02/23/2019   19:58:01   (  79.83, 139.86) 02/23/2019   19:58:19  (  79.83, 139.99)    2.70                18
 02/26/2019   11:25:11   ( -79.63,  86.57) 02/26/2019   11:24:35  ( -79.62,  86.55)    0.63                36
 02/26/2019   12:14:31   (  79.83,-104.23) 02/26/2019   12:15:13  (  79.83,-104.29)    1.30                42
 03/01/2019   03:41:37   ( -79.74,-156.72) 03/01/2019   03:41:24  ( -79.74,-156.61)    2.24                13
 03/01/2019   04:30:58   (  79.90,  12.22) 03/01/2019   04:32:03  (  79.91,  12.29)    1.58                65
 03/03/2019   19:08:45   (  79.53, 150.03) 03/03/2019   19:07:39  (  79.53, 150.00)    0.72                66