Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2021 12 10.  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   (   0.06, -75.18) (   0.90, -71.29)  442.53                80
 12/11/2021   12:57:19   (  -0.05, -75.20) (   0.02, -75.49)   32.90                80
 12/12/2021   01:12:51   (   0.05, -75.19) (  -0.80, -79.23)  459.46                80
 12/14/2021   00:39:17   (   0.05, -75.21) (   0.82, -71.65)  404.91                80
 12/14/2021   12:59:16   (  -0.05, -75.23) (   0.08, -75.82)   66.88                80
 12/15/2021   01:14:54   (   0.05, -75.22) (  -0.89, -79.59)  496.62                80
 12/17/2021   00:41:22   (   0.04, -75.25) (   0.76, -72.01)  368.21                80
 12/17/2021   13:01:11   (  -0.04, -75.27) (   0.14, -76.15)   99.44                80
 12/20/2021   00:43:26   (   0.03, -75.29) (   0.69, -72.38)  332.12                80
 12/20/2021   13:03:06   (  -0.03, -75.32) (   0.21, -76.47)  130.85                80
 12/23/2021   00:45:31   (   0.02, -75.34) (   0.60, -72.74)  296.85                80
 12/23/2021   13:05:00   (  -0.02, -75.37) (   0.30, -76.78)  160.94                80