Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2020 9 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)
 09/25/2020   12:42:34   ( -79.04, 138.29) 09/25/2020   12:43:44  ( -79.03, 138.31)    0.88                70
 09/25/2020   13:33:38   (  79.05, -54.38) 09/25/2020   13:34:29  (  79.02, -54.34)    2.84                51
 09/25/2020   14:24:34   ( -79.05, 112.92) 09/25/2020   14:25:14  ( -79.03, 112.91)    2.25                40
 09/25/2020   15:15:39   (  79.03, -80.01) 09/25/2020   15:16:00  (  79.06, -79.99)    3.38                21
 09/25/2020   16:06:35   ( -79.04,  87.30) 09/25/2020   16:06:45  ( -79.07,  87.27)    3.78                10
 09/25/2020   16:57:39   (  79.05,-105.38) 09/25/2020   16:57:30  (  79.07,-105.38)    1.86                 9
 09/25/2020   17:48:35   ( -79.05,  61.93) 09/25/2020   17:48:15  ( -79.07,  61.87)    2.53                20
 09/25/2020   18:39:39   (  79.07,-130.74) 09/25/2020   18:39:00  (  79.07,-130.78)    0.85                39
 09/25/2020   19:30:35   ( -79.07,  36.57) 09/25/2020   19:29:45  ( -79.08,  36.48)    2.00                50
 09/25/2020   20:21:39   (  79.08,-156.11) 09/25/2020   20:20:30  (  79.07,-156.17)    1.77                69