Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2021 12 16.  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)
 12/17/2021   00:41:21   (   0.06, -75.20) (   0.76, -72.01)  362.63                80
 12/17/2021   13:01:11   (  -0.06, -75.21) (   0.13, -76.15)  105.85                80
 12/20/2021   00:43:25   (   0.05, -75.18) (   0.65, -72.37)  320.04                80
 12/20/2021   13:03:05   (  -0.05, -75.20) (   0.24, -76.46)  143.75                80
 12/23/2021   00:45:30   (   0.04, -75.17) (   0.58, -72.73)  278.35                80
 12/23/2021   13:02:18   (  -0.04, -75.19) (   0.30, -76.78)  180.24                80
 12/26/2021   00:47:33   (   0.03, -75.18) (   0.47, -73.08)  237.98                80
 12/26/2021   13:06:51   (  -0.03, -75.20) (   0.37, -77.09)  215.10                80
 12/29/2021   00:49:38   (   0.03, -75.19) (   0.42, -73.45)  198.76                80
 12/29/2021   13:06:03   (  -0.03, -75.22) (   0.47, -77.40)  248.79                80