Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2016 8 10.  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)
 08/12/2016   19:49:19   ( -80.98,   9.98) 08/12/2016   19:50:21  ( -80.97,   9.98)    0.74                62
 08/12/2016   20:40:16   (  80.98, 177.24) 08/12/2016   20:41:05  (  80.98, 177.22)    0.54                49
 08/12/2016   21:31:20   ( -80.98, -15.53) 08/12/2016   21:31:50  ( -80.98, -15.45)    1.61                30
 08/12/2016   22:22:18   (  80.98, 151.73) 08/12/2016   22:22:35  (  80.98, 151.80)    1.23                17
 08/12/2016   23:13:22   ( -80.98, -41.04) 08/12/2016   23:13:20  ( -80.98, -40.87)    3.01                 2
 08/13/2016   00:04:20   (  80.98, 126.21) 08/13/2016   00:04:05  (  80.98, 126.37)    2.80                15
 08/13/2016   00:55:23   ( -80.98, -66.18) 08/13/2016   00:54:50  ( -80.98, -66.29)    2.11                33
 08/13/2016   01:46:21   (  80.98, 101.08) 08/13/2016   01:45:35  (  80.98, 100.95)    2.22                46