Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 12 15.  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)
 12/19/2019   15:33:43   ( -79.70,  90.26) 12/19/2019   15:34:54  ( -79.72,  90.26)    2.09                71
 12/19/2019   16:24:47   (  79.70,-102.45) 12/19/2019   16:25:39  (  79.71,-102.38)    1.67                52
 12/19/2019   17:15:43   ( -79.72,  64.97) 12/19/2019   17:16:24  ( -79.72,  64.84)    2.49                41
 12/19/2019   18:06:47   (  79.72,-127.74) 12/19/2019   18:07:09  (  79.72,-127.79)    1.31                22
 12/19/2019   18:57:44   ( -79.71,  39.38) 12/19/2019   18:57:54  ( -79.73,  39.43)    2.15                10
 12/19/2019   19:48:48   (  79.71,-153.32) 12/19/2019   19:48:39  (  79.72,-153.21)    2.34                 9
 12/19/2019   20:39:44   ( -79.73,  14.09) 12/19/2019   20:39:24  ( -79.73,  14.01)    1.50                20
 12/19/2019   21:30:48   (  79.73,-178.61) 12/19/2019   21:30:09  (  79.72,-178.63)    0.95                39
 12/19/2019   22:21:45   ( -79.72, -11.50) 12/19/2019   22:20:54  ( -79.73, -11.40)    2.62                51
 12/19/2019   23:12:49   (  79.73, 155.80) 12/19/2019   23:11:39  (  79.73, 155.96)    3.10                70