Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 7 20.  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)
 08/01/2019   21:55:09   (  79.96, 172.37) 08/01/2019   21:56:14  (  79.97, 172.39)    1.34                65
 08/01/2019   22:46:08   ( -79.97, -20.34) 08/01/2019   22:46:59  ( -79.98, -20.36)    1.59                51
 08/01/2019   23:37:09   (  79.98, 147.12) 08/01/2019   23:37:44  (  79.98, 146.99)    2.51                35
 08/02/2019   00:28:08   ( -79.98, -45.59) 08/02/2019   00:28:29  ( -79.98, -45.76)    3.16                21
 08/02/2019   01:19:10   (  79.98, 121.55) 08/02/2019   01:19:14  (  79.98, 121.59)    0.73                 4
 08/02/2019   02:10:09   ( -79.98, -71.16) 08/02/2019   02:09:59  ( -79.98, -71.16)    0.59                10
 08/02/2019   03:01:10   (  80.00,  96.30) 08/02/2019   03:00:44  (  79.98,  96.19)    2.71                26
 08/02/2019   03:52:09   ( -80.00, -96.42) 08/02/2019   03:51:29  ( -79.99, -96.56)    2.94                40
 08/02/2019   04:43:11   (  79.99,  70.74) 08/02/2019   04:42:14  (  79.98,  70.79)    1.23                57