Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and METOP-B
TLE Epoch: 2021 8 30.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(METOP-B) METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 09/13/2021   13:13:26   ( -73.41, 151.94) 09/13/2021   13:14:33  ( -73.36, 154.74)   89.24                67
 09/13/2021   14:04:08   (  73.22, -40.33) 09/13/2021   14:05:17  (  73.14, -38.42)   62.31                69
 09/13/2021   14:54:50   ( -73.12, 127.21) 09/13/2021   14:56:00  ( -73.09, 128.80)   51.33                70
 09/13/2021   15:45:32   (  72.93, -65.07) 09/13/2021   15:46:44  (  72.86, -64.35)   24.62                72
 09/13/2021   16:36:14   ( -72.82, 102.47) 09/13/2021   16:37:28  ( -72.76, 102.77)   11.89                74
 09/13/2021   17:26:57   (  72.73, -90.03) 09/13/2021   17:28:07  (  72.74, -89.94)    3.02                70
 09/13/2021   18:17:41   ( -72.73,  77.29) 09/13/2021   18:18:49  ( -72.74,  77.39)    3.56                68