Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and METOP-B
TLE Epoch: 2024 1 26.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(METOP-B) METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 01/26/2024   03:59:34   (  72.28, 112.39) 01/26/2024   03:58:26  (  72.26, 110.13)   76.53                68
 01/26/2024   04:50:17   ( -72.25, -80.23) 01/26/2024   04:49:09  ( -72.22, -82.64)   81.71                68