Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2017 11 6.  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)
 11/17/2017   06:54:58   ( -80.73,-152.05) 11/17/2017   06:56:07  ( -80.74,-151.99)    1.73                69
 11/17/2017   07:46:03   (  80.73,  15.34) 11/17/2017   07:46:52  (  80.74,  15.28)    1.49                49
 11/17/2017   08:36:59   ( -80.73,-177.41) 11/17/2017   08:37:37  ( -80.74,-177.40)    1.03                38
 11/17/2017   09:28:04   (  80.74, -10.02) 11/17/2017   09:28:22  (  80.75, -10.14)    2.27                18
 11/17/2017   10:19:00   ( -80.74, 157.23) 11/17/2017   10:19:07  ( -80.74, 157.18)    1.13                 7
 11/17/2017   11:10:05   (  80.74, -35.37) 11/17/2017   11:09:52  (  80.75, -35.55)    3.24                13
 11/17/2017   12:01:01   ( -80.74, 131.87) 11/17/2017   12:00:37  ( -80.75, 131.77)    1.90                24
 11/17/2017   12:52:07   (  80.74, -61.09) 11/17/2017   12:51:22  (  80.75, -60.97)    2.66                45
 11/17/2017   13:43:02   ( -80.75, 106.51) 11/17/2017   13:42:07  ( -80.75, 106.36)    2.85                55