Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 6 17.  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   ( -80.03, -43.25) 06/21/2019   00:15:39  ( -80.05, -43.30)    2.84                71
 06/21/2019   01:05:22   (  80.04, 124.22) 06/21/2019   01:06:24  (  80.04, 124.12)    2.02                62
 06/21/2019   01:56:28   ( -80.05, -68.49) 06/21/2019   01:57:08  ( -80.03, -68.39)    3.06                40
 06/21/2019   02:47:23   (  80.04,  98.67) 06/21/2019   02:47:54  (  80.04,  98.72)    1.19                31
 06/21/2019   03:38:29   ( -80.04, -94.05) 06/21/2019   03:38:39  ( -80.06, -94.09)    1.68                10
 06/21/2019   04:29:23   (  80.06,  73.43) 06/21/2019   04:29:24  (  80.05,  73.32)    2.40                 1
 06/21/2019   05:20:30   ( -80.04,-119.60) 06/21/2019   05:20:09  ( -80.06,-119.49)    3.01                21
 06/21/2019   06:11:24   (  80.05,  47.87) 06/21/2019   06:10:54  (  80.05,  47.93)    1.15                30
 06/21/2019   07:02:30   ( -80.06,-144.84) 06/21/2019   07:01:39  ( -80.06,-144.88)    0.91                51
 06/21/2019   07:53:24   (  80.07,  22.64) 06/21/2019   07:52:24  (  80.05,  22.53)    3.23                60