Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 2 17.  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)
 02/18/2019   11:25:07   (  79.62, -93.50) 02/18/2019   11:24:39  (  79.61, -93.55)    1.14                28
 02/18/2019   12:14:29   ( -79.81,  75.58) 02/18/2019   12:15:18  ( -79.81,  75.51)    1.38                49
 02/21/2019   03:41:35   (  79.70,  23.01) 02/21/2019   03:41:30  (  79.70,  23.03)    0.61                 5
 02/21/2019   04:30:57   ( -79.89,-167.88) 02/21/2019   04:32:09  ( -79.90,-167.86)    0.40                72
 02/23/2019   19:08:44   ( -79.50, -30.22) 02/23/2019   19:07:45  ( -79.49, -30.36)    2.99                59
 02/23/2019   19:58:01   (  79.82, 139.78) 02/23/2019   19:58:19  (  79.82, 139.91)    2.68                18
 02/26/2019   11:25:11   ( -79.62,  86.51) 02/26/2019   11:24:35  ( -79.62,  86.48)    0.65                36
 02/26/2019   12:14:31   (  79.82,-104.30) 02/26/2019   12:15:13  (  79.82,-104.36)    1.32                42
 03/01/2019   03:41:38   ( -79.73,-156.77) 03/01/2019   03:41:25  ( -79.74,-156.66)    2.14                13
 03/01/2019   04:30:58   (  79.93,  12.45) 03/01/2019   04:32:03  (  79.93,  12.53)    1.51                65
 03/03/2019   19:08:46   (  79.53, 150.00) 03/03/2019   19:07:40  (  79.53, 149.96)    0.82                66