Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 3 24.  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)
 04/03/2018   11:39:40   (  80.60, -41.49) 04/03/2018   11:40:44  (  80.61, -41.44)    1.11                64
 04/03/2018   12:30:35   ( -80.61, 125.98) 04/03/2018   12:31:29  ( -80.61, 125.90)    1.52                54
 04/03/2018   13:21:41   (  80.61, -66.91) 04/03/2018   13:22:14  (  80.61, -66.84)    1.31                33
 04/03/2018   14:12:36   ( -80.62, 100.56) 04/03/2018   14:12:59  ( -80.61, 100.50)    1.31                23
 04/03/2018   15:03:42   (  80.61, -92.33) 04/03/2018   15:03:44  (  80.61, -92.24)    1.58                 2
 04/03/2018   15:54:37   ( -80.62,  75.14) 04/03/2018   15:54:29  ( -80.61,  75.10)    1.19                 8
 04/03/2018   16:45:43   (  80.61,-117.75) 04/03/2018   16:45:14  (  80.62,-117.65)    1.89                29
 04/03/2018   17:36:38   ( -80.62,  49.72) 04/03/2018   17:35:59  ( -80.61,  49.70)    1.18                39
 04/03/2018   18:27:44   (  80.62,-143.17) 04/03/2018   18:26:44  (  80.62,-143.05)    2.22                60