Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 11 21.  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)
 11/24/2018   12:24:29   ( -80.36, 131.09) 11/24/2018   12:25:38  ( -80.37, 130.94)    2.98                69
 11/24/2018   13:15:32   (  80.36, -61.54) 11/24/2018   13:16:23  (  80.36, -61.68)    2.56                51
 11/24/2018   14:06:30   ( -80.36, 105.58) 11/24/2018   14:07:08  ( -80.37, 105.53)    1.72                38
 11/24/2018   14:57:33   (  80.37, -87.04) 11/24/2018   14:57:53  (  80.36, -87.09)    0.87                20
 11/24/2018   15:48:31   ( -80.36,  80.08) 11/24/2018   15:48:38  ( -80.37,  80.13)    1.87                 7
 11/24/2018   16:39:34   (  80.37,-112.54) 11/24/2018   16:39:23  (  80.37,-112.49)    0.83                11
 11/24/2018   17:30:32   ( -80.36,  54.58) 11/24/2018   17:30:08  ( -80.38,  54.72)    3.24                24
 11/24/2018   18:21:35   (  80.37,-138.03) 11/24/2018   18:20:53  (  80.37,-137.90)    2.53                42
 11/24/2018   19:12:32   ( -80.38,  29.41) 11/24/2018   19:11:38  ( -80.38,  29.31)    1.89                54