Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2020 9 10.  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)
 09/11/2020   10:22:57   ( -79.07, 172.86) 09/11/2020   10:24:08  ( -79.07, 172.92)    1.35                71
 09/11/2020   11:14:02   (  79.07, -19.87) 09/11/2020   11:14:54  (  79.10, -19.96)    3.48                52
 09/11/2020   12:04:57   ( -79.08, 147.50) 09/11/2020   12:05:38  ( -79.07, 147.52)    1.20                41
 09/11/2020   12:56:02   (  79.09, -45.23) 09/11/2020   12:56:24  (  79.10, -45.35)    2.96                22
 09/11/2020   13:46:57   ( -79.10, 122.13) 09/11/2020   13:47:08  ( -79.08, 122.13)    2.57                11
 09/11/2020   14:38:02   (  79.10, -70.59) 09/11/2020   14:37:54  (  79.10, -70.75)    3.33                 8
 09/11/2020   15:28:57   ( -79.08,  96.51) 09/11/2020   15:28:38  ( -79.11,  96.49)    3.38                19
 09/11/2020   16:20:02   (  79.09, -96.22) 09/11/2020   16:19:23  (  79.11, -96.14)    2.37                39
 09/11/2020   17:10:57   ( -79.10,  71.15) 09/11/2020   17:10:08  ( -79.12,  71.09)    2.13                49
 09/11/2020   18:02:02   (  79.11,-121.58) 09/11/2020   18:00:53  (  79.11,-121.54)    0.90                69