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   ( -80.37, 131.22) 11/24/2018   12:25:38  ( -80.36, 131.05)    3.21                69
 11/24/2018   13:15:33   (  80.35, -61.75) 11/24/2018   13:16:23  (  80.35, -61.57)    3.35                50
 11/24/2018   14:06:30   ( -80.37, 105.72) 11/24/2018   14:07:08  ( -80.36, 105.65)    1.43                38
 11/24/2018   14:57:33   (  80.37, -86.91) 11/24/2018   14:57:53  (  80.36, -86.97)    2.25                20
 11/24/2018   15:48:31   ( -80.37,  80.22) 11/24/2018   15:48:38  ( -80.36,  80.24)    0.48                 7
 11/24/2018   16:39:34   (  80.37,-112.41) 11/24/2018   16:39:23  (  80.36,-112.38)    1.70                11
 11/24/2018   17:30:32   ( -80.37,  54.72) 11/24/2018   17:30:08  ( -80.37,  54.84)    2.20                24
 11/24/2018   18:21:35   (  80.37,-137.90) 11/24/2018   18:20:53  (  80.36,-137.79)    2.54                42
 11/24/2018   19:12:32   ( -80.38,  29.55) 11/24/2018   19:11:38  ( -80.37,  29.43)    2.85                54