Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and METOP-C
TLE Epoch: 2021 12 6.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(METOP-C) METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 12/12/2021   07:56:07   ( -80.70, -87.69) 12/12/2021   07:57:15  ( -80.71, -87.82)    2.30                68
 12/12/2021   08:47:02   (  80.70,  79.48) 12/12/2021   08:47:56  (  80.71,  79.64)    2.94                54
 12/12/2021   09:38:07   ( -80.70,-113.13) 12/12/2021   09:38:37  ( -80.70,-113.30)    3.00                30
 12/12/2021   10:29:02   (  80.70,  54.04) 12/12/2021   10:29:18  (  80.70,  54.15)    2.04                16
 12/12/2021   11:20:07   ( -80.70,-138.57) 12/12/2021   11:19:58  ( -80.71,-138.43)    2.77                 9
 12/12/2021   12:11:02   (  80.70,  28.60) 12/12/2021   12:10:40  (  80.70,  28.67)    1.40                22
 12/12/2021   13:02:07   ( -80.70,-164.01) 12/12/2021   13:01:20  ( -80.70,-163.91)    1.79                47