Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2020 4 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)
 04/23/2020   20:25:54   (  79.41,-160.54) 04/23/2020   20:26:30  (  79.43,-160.45)    2.93                36
 04/23/2020   21:16:50   ( -79.44,   6.94) 04/23/2020   21:17:14  ( -79.41,   7.02)    2.83                24
 04/23/2020   22:07:54   (  79.43, 174.14) 04/23/2020   22:08:00  (  79.44, 174.15)    0.65                 6
 04/23/2020   22:58:51   ( -79.42, -18.66) 04/23/2020   22:58:45  ( -79.45, -18.65)    2.91                 6
 04/23/2020   23:49:54   (  79.45, 148.82) 04/23/2020   23:49:30  (  79.44, 148.74)    1.93                24
 04/24/2020   00:40:51   ( -79.44, -43.98) 04/24/2020   00:40:15  ( -79.45, -44.05)    1.85                36
 04/24/2020   01:31:55   (  79.44, 123.22) 04/24/2020   01:31:00  (  79.44, 123.34)    2.48                55
 04/24/2020   02:22:51   ( -79.46, -69.30) 04/24/2020   02:21:45  ( -79.46, -69.45)    3.02                66