Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2020 4 19.  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)
 04/23/2020   18:43:53   (  79.43,-134.84) 04/23/2020   18:45:00  (  79.42,-134.96)    2.80                67
 04/23/2020   19:34:50   ( -79.43,  32.39) 04/23/2020   19:35:45  ( -79.43,  32.27)    2.39                55
 04/23/2020   20:25:54   (  79.42,-160.44) 04/23/2020   20:26:30  (  79.42,-160.36)    1.69                36
 04/23/2020   21:16:51   ( -79.42,   6.78) 04/23/2020   21:17:15  ( -79.43,   6.87)    2.41                24
 04/23/2020   22:07:54   (  79.44, 174.24) 04/23/2020   22:08:00  (  79.43, 174.24)    1.65                 6
 04/23/2020   22:58:51   ( -79.44, -18.54) 04/23/2020   22:58:45  ( -79.44, -18.53)    0.15                 6
 04/23/2020   23:49:54   (  79.46, 148.92) 04/23/2020   23:49:30  (  79.43, 148.84)    3.73                24
 04/24/2020   00:40:51   ( -79.46, -43.86) 04/24/2020   00:40:15  ( -79.44, -43.94)    2.21                36
 04/24/2020   01:31:55   (  79.45, 123.32) 04/24/2020   01:31:00  (  79.43, 123.43)    3.00                55
 04/24/2020   02:22:51   ( -79.44, -69.47) 04/24/2020   02:21:44  ( -79.44, -69.34)    2.68                67