Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2017 10 22.  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)
 11/03/2017   13:53:44   (  80.61, -80.33) 11/03/2017   13:54:45  (  80.63, -74.83)   99.72                61
 11/03/2017   14:44:32   ( -80.75,  90.58) 11/03/2017   14:45:35  ( -80.74,  90.73)    2.91                63
 11/03/2017   15:35:35   (  80.75,-102.13) 11/03/2017   15:36:20  (  80.74,-101.96)    3.23                45
 11/03/2017   16:26:33   ( -80.75,  65.22) 11/03/2017   16:27:05  ( -80.74,  65.32)    2.07                32
 11/03/2017   17:17:36   (  80.75,-127.48) 11/03/2017   17:17:50  (  80.74,-127.37)    2.32                14
 11/03/2017   18:08:34   ( -80.76,  39.87) 11/03/2017   18:08:35  ( -80.74,  39.91)    1.54                 1
 11/03/2017   18:59:37   (  80.76,-152.83) 11/03/2017   18:59:20  (  80.74,-152.78)    1.75                17
 11/03/2017   19:50:35   ( -80.76,  14.51) 11/03/2017   19:50:05  ( -80.75,  14.50)    1.65                30
 11/03/2017   20:41:39   (  80.75,-178.54) 11/03/2017   20:40:51  (  80.77,-178.54)    1.70                48