Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 2 3.  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)
 02/07/2018   11:20:36   ( -80.66, 142.56) 02/07/2018   11:21:48  ( -80.67, 142.42)    2.99                72
 02/07/2018   12:11:32   (  80.65, -50.28) 02/07/2018   12:12:33  (  80.67, -50.17)    2.45                61
 02/07/2018   13:02:37   ( -80.66, 117.16) 02/07/2018   13:03:17  ( -80.65, 117.34)    3.28                40
 02/07/2018   13:53:33   (  80.66, -75.67) 02/07/2018   13:54:03  (  80.67, -75.59)    1.94                30
 02/07/2018   14:44:38   ( -80.66,  91.76) 02/07/2018   14:44:47  ( -80.66,  91.91)    2.81                 9
 02/07/2018   15:35:34   (  80.66,-101.07) 02/07/2018   15:35:33  (  80.67,-101.02)    1.50                 1
 02/07/2018   16:26:39   ( -80.67,  66.36) 02/07/2018   16:26:17  ( -80.66,  66.48)    2.35                22
 02/07/2018   17:17:35   (  80.67,-126.46) 02/07/2018   17:17:03  (  80.68,-126.45)    1.18                32
 02/07/2018   18:08:40   ( -80.67,  40.97) 02/07/2018   18:07:47  ( -80.66,  41.06)    1.93                53