Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2021 12 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 12/20/2021   00:43:25   (   0.05, -75.18) (   0.68, -72.37)  319.95                80
 12/20/2021   13:03:05   (  -0.05, -75.20) (   0.21, -76.47)  143.71                80
 12/23/2021   00:45:29   (   0.04, -75.17) (   0.56, -72.73)  278.25                80
 12/23/2021   13:04:58   (  -0.04, -75.19) (   0.32, -76.77)  180.21                80
 12/26/2021   00:47:34   (   0.03, -75.18) (   0.51, -73.09)  237.89                80
 12/26/2021   13:06:50   (  -0.03, -75.20) (   0.38, -77.09)  215.05                80
 12/29/2021   00:49:37   (   0.03, -75.19) (   0.42, -73.45)  198.70                80
 12/29/2021   13:06:02   (  -0.03, -75.22) (   0.47, -77.40)  248.70                80