Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 2 28.  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,  86.57) 03/01/2019   15:29:02  ( -80.21,  86.66)    1.75                61
 03/01/2019   16:18:57   (  80.21,-106.18) 03/01/2019   16:19:48  (  80.23,-106.21)    2.53                51
 03/01/2019   17:10:01   ( -80.23,  61.37) 03/01/2019   17:10:32  ( -80.22,  61.24)    2.72                31
 03/01/2019   18:00:57   (  80.23,-131.38) 03/01/2019   18:01:17  (  80.21,-131.31)    2.61                20
 03/01/2019   18:52:02   ( -80.23,  35.85) 03/01/2019   18:52:02  ( -80.22,  35.83)    0.72                 0
 03/01/2019   19:42:58   (  80.23,-156.90) 03/01/2019   19:42:48  (  80.24,-157.04)    2.97                10
 03/01/2019   20:34:03   ( -80.23,  10.32) 03/01/2019   20:33:32  ( -80.23,  10.41)    1.62                31
 03/01/2019   21:24:59   (  80.22, 177.58) 03/01/2019   21:24:18  (  80.24, 177.54)    1.98                41
 03/01/2019   22:16:03   ( -80.24, -14.88) 03/01/2019   22:15:02  ( -80.23, -15.01)    3.03                61