Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 9 21.  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)
 09/26/2019   18:32:03   ( -79.63,  41.57) 09/26/2019   18:33:06  ( -79.65,  46.23)   93.28                63
 09/26/2019   19:22:54   (  79.87,-148.44) 09/26/2019   19:23:58  (  79.86,-148.42)    0.94                64
 09/26/2019   20:13:54   ( -79.88,  18.96) 09/26/2019   20:14:43  ( -79.87,  18.83)    2.98                49
 09/26/2019   21:04:54   (  79.89,-173.71) 09/26/2019   21:05:28  (  79.87,-173.83)    3.46                34
 09/26/2019   21:55:55   ( -79.88,  -6.61) 09/26/2019   21:56:13  ( -79.87,  -6.57)    0.95                18
 09/26/2019   22:46:54   (  79.88, 160.71) 09/26/2019   22:46:57  (  79.87, 160.77)    1.88                 3
 09/26/2019   23:37:54   ( -79.90, -31.88) 09/26/2019   23:37:42  ( -79.87, -31.98)    3.01                12
 09/27/2019   00:28:55   (  79.88, 135.13) 09/27/2019   00:28:28  (  79.90, 135.07)    3.15                27
 09/27/2019   01:19:55   ( -79.89, -57.45) 09/27/2019   01:19:12  ( -79.88, -57.38)    1.89                43
 09/27/2019   02:10:55   (  79.89, 109.86) 09/27/2019   02:09:57  (  79.88, 109.95)    2.86                58