Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2020 9 23.  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, 138.36) 09/25/2020   12:43:44  ( -79.02, 138.37)    2.70                70
 09/25/2020   13:33:39   (  79.03, -54.55) 09/25/2020   13:34:30  (  79.05, -54.51)    2.44                51
 09/25/2020   14:24:35   ( -79.03, 112.73) 09/25/2020   14:25:15  ( -79.06, 112.72)    3.31                40
 09/25/2020   15:15:39   (  79.04, -79.92) 09/25/2020   15:16:00  (  79.05, -79.91)    0.83                21
 09/25/2020   16:06:35   ( -79.05,  87.37) 09/25/2020   16:06:45  ( -79.06,  87.33)    1.95                10
 09/25/2020   16:57:39   (  79.06,-105.28) 09/25/2020   16:57:30  (  79.05,-105.30)    0.78                 9
 09/25/2020   17:48:35   ( -79.06,  62.00) 09/25/2020   17:48:15  ( -79.06,  61.94)    1.47                20
 09/25/2020   18:39:39   (  79.08,-130.65) 09/25/2020   18:39:00  (  79.06,-130.70)    2.39                39
 09/25/2020   19:30:35   ( -79.08,  36.64) 09/25/2020   19:29:45  ( -79.07,  36.54)    2.45                50
 09/25/2020   20:21:40   (  79.06,-156.28) 09/25/2020   20:20:30  (  79.06,-156.09)    3.95                70