Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 2 18.  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)
 03/01/2019   15:28:01   ( -80.21,  86.62) 03/01/2019   15:29:02  ( -80.20,  86.78)    3.17                61
 03/01/2019   16:18:57   (  80.21,-106.19) 03/01/2019   16:19:48  (  80.23,-106.15)    2.02                51
 03/01/2019   17:10:02   ( -80.21,  61.09) 03/01/2019   17:10:33  ( -80.24,  61.05)    2.72                31
 03/01/2019   18:00:57   (  80.23,-131.38) 03/01/2019   18:01:18  (  80.23,-131.56)    3.37                21
 03/01/2019   18:52:02   ( -80.23,  35.89) 03/01/2019   18:52:02  ( -80.21,  35.94)    2.34                 0
 03/01/2019   19:42:58   (  80.23,-156.91) 03/01/2019   19:42:48  (  80.23,-156.98)    1.54                10
 03/01/2019   20:34:03   ( -80.23,  10.37) 03/01/2019   20:33:33  ( -80.24,  10.22)    3.18                30
 03/01/2019   21:24:59   (  80.23, 177.57) 03/01/2019   21:24:18  (  80.24, 177.60)    1.35                41
 03/01/2019   22:16:04   ( -80.23, -15.16) 03/01/2019   22:15:03  ( -80.25, -15.20)    2.18                61