Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and METOP-C
TLE Epoch: 2021 12 18.  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)
 12/23/2021   12:32:28   ( -80.72,-156.92) 12/23/2021   12:33:26  ( -80.71,-156.87)    1.79                58
 12/23/2021   13:23:23   (  80.71,  10.62) 12/23/2021   13:24:07  (  80.72,  10.67)    1.18                44
 12/23/2021   14:14:27   ( -80.71, 177.99) 12/23/2021   14:14:47  ( -80.72, 178.00)    1.27                20
 12/23/2021   15:05:23   (  80.71, -14.83) 12/23/2021   15:05:29  (  80.71, -14.81)    0.34                 6
 12/23/2021   15:56:27   ( -80.71, 152.55) 12/23/2021   15:56:09  ( -80.71, 152.53)    0.67                18
 12/23/2021   16:47:23   (  80.71, -40.27) 12/23/2021   16:46:51  (  80.70, -40.28)    0.70                32
 12/23/2021   17:38:27   ( -80.70, 127.10) 12/23/2021   17:37:31  ( -80.70, 127.06)    0.88                56