Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2021 12 9.  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)
 12/11/2021   00:37:13   (   0.05, -75.18) (   0.89, -71.29)  442.74                80
 12/11/2021   12:57:19   (  -0.05, -75.20) (   0.03, -75.49)   32.86                80
 12/12/2021   01:12:51   (   0.05, -75.19) (  -0.82, -79.23)  459.23                80
 12/14/2021   00:39:17   (   0.04, -75.21) (   0.81, -71.65)  405.19                80
 12/14/2021   12:59:16   (  -0.04, -75.23) (   0.09, -75.82)   66.74                80
 12/15/2021   01:14:54   (   0.04, -75.22) (  -0.90, -79.58)  496.32                80
 12/17/2021   00:41:21   (   0.04, -75.25) (   0.75, -72.01)  368.58                80
 12/17/2021   13:01:11   (  -0.03, -75.27) (   0.15, -76.15)   99.21                80
 12/20/2021   00:43:26   (   0.02, -75.29) (   0.68, -72.38)  332.61                80
 12/20/2021   13:03:06   (  -0.02, -75.32) (   0.21, -76.47)  130.51                80
 12/23/2021   00:45:31   (   0.01, -75.35) (   0.60, -72.74)  297.46                80
 12/23/2021   13:04:59   (  -0.01, -75.37) (   0.29, -76.78)  160.47                80