Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2017 10 31.  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   14:44:32   ( -80.75,  90.68) 11/03/2017   14:45:36  ( -80.75,  90.55)    2.39                64
 11/03/2017   15:35:35   (  80.75,-101.97) 11/03/2017   15:36:21  (  80.75,-102.08)    2.13                46
 11/03/2017   16:26:34   ( -80.74,  64.97) 11/03/2017   16:27:06  ( -80.75,  65.14)    3.24                32
 11/03/2017   17:17:36   (  80.76,-127.32) 11/03/2017   17:17:51  (  80.75,-127.49)    3.29                15
 11/03/2017   18:08:35   ( -80.75,  39.61) 11/03/2017   18:08:36  ( -80.75,  39.73)    2.19                 1
 11/03/2017   18:59:38   (  80.75,-153.03) 11/03/2017   18:59:21  (  80.75,-152.90)    2.18                17
 11/03/2017   19:50:36   ( -80.75,  14.26) 11/03/2017   19:50:06  ( -80.76,  14.31)    1.14                30
 11/03/2017   20:41:39   (  80.75,-178.38) 11/03/2017   20:40:51  (  80.75,-178.32)    1.10                48