Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 6 14.  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)
 06/21/2019   00:14:28   ( -80.05, -43.00) 06/21/2019   00:15:39  ( -80.03, -43.05)    2.22                71
 06/21/2019   01:05:23   (  80.04, 124.15) 06/21/2019   01:06:25  (  80.05, 124.05)    2.31                62
 06/21/2019   01:56:29   ( -80.04, -68.55) 06/21/2019   01:57:09  ( -80.03, -68.45)    2.48                40
 06/21/2019   02:47:24   (  80.03,  98.59) 06/21/2019   02:47:55  (  80.05,  98.65)    2.28                31
 06/21/2019   03:38:29   ( -80.04, -94.11) 06/21/2019   03:38:39  ( -80.06, -94.14)    2.57                10
 06/21/2019   04:29:23   (  80.05,  73.35) 06/21/2019   04:29:24  (  80.05,  73.25)    1.92                 1
 06/21/2019   05:20:29   ( -80.06,-119.34) 06/21/2019   05:20:08  ( -80.03,-119.24)    3.31                21
 06/21/2019   06:11:24   (  80.05,  47.80) 06/21/2019   06:10:54  (  80.06,  47.86)    1.34                30
 06/21/2019   07:02:30   ( -80.05,-144.90) 06/21/2019   07:01:39  ( -80.07,-144.94)    1.42                51
 06/21/2019   07:53:24   (  80.07,  22.56) 06/21/2019   07:52:24  (  80.06,  22.46)    2.25                60