Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 2 19.  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,  23.06) 02/21/2019   03:41:29  (  79.71,  23.08)    0.59                 5
 02/21/2019   04:30:56   ( -79.90,-167.84) 02/21/2019   04:32:08  ( -79.90,-167.82)    0.40                72
 02/23/2019   19:08:44   ( -79.50, -30.19) 02/23/2019   19:07:45  ( -79.49, -30.32)    2.99                59
 02/23/2019   19:58:01   (  79.82, 139.82) 02/23/2019   19:58:19  (  79.83, 139.96)    2.64                18
 02/26/2019   11:25:11   ( -79.62,  86.54) 02/26/2019   11:24:35  ( -79.62,  86.51)    0.77                36
 02/26/2019   12:14:31   (  79.83,-104.26) 02/26/2019   12:15:13  (  79.82,-104.33)    1.47                42
 03/01/2019   03:41:38   ( -79.73,-156.75) 03/01/2019   03:41:25  ( -79.74,-156.65)    1.89                13
 03/01/2019   04:30:59   (  79.90,  12.20) 03/01/2019   04:32:04  (  79.91,  12.25)    1.22                65
 03/03/2019   19:08:46   (  79.49, 149.75) 03/03/2019   19:07:40  (  79.49, 149.69)    1.28                66