Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 8 23.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/29/2019   19:48:09   (  79.88,-155.81) 08/29/2019   19:49:23  (  79.91,-155.28)   11.05                74
 08/29/2019   20:39:03   ( -79.91,  11.91) 08/29/2019   20:40:08  ( -79.92,  12.00)    1.76                65
 08/29/2019   21:30:08   (  79.92, 179.23) 08/29/2019   21:30:53  (  79.92, 179.32)    1.63                45
 08/29/2019   22:21:03   ( -79.93, -13.35) 08/29/2019   22:21:38  ( -79.92, -13.41)    1.65                35
 08/29/2019   23:12:08   (  79.94, 153.97) 08/29/2019   23:12:23  (  79.92, 153.91)    2.51                15
 08/30/2019   00:03:04   ( -79.93, -38.93) 08/30/2019   00:03:08  ( -79.92, -38.81)    2.30                 4
 08/30/2019   00:54:09   (  79.93, 128.40) 08/30/2019   00:53:53  (  79.92, 128.51)    2.49                16
 08/30/2019   01:45:03   ( -79.95, -64.19) 08/30/2019   01:44:37  ( -79.93, -64.21)    2.19                26
 08/30/2019   02:36:09   (  79.93, 102.83) 08/30/2019   02:35:23  (  79.95, 102.81)    2.99                46
 08/30/2019   03:27:04   ( -79.94, -89.76) 08/30/2019   03:26:07  ( -79.93, -89.61)    3.09                57