Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 11 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 11/09/2021   14:45:55   (   0.02, -75.19) (   0.84, -78.95)  428.07                80
 11/10/2021   14:27:56   (   0.03, -75.19) (  -0.26, -73.96)  141.14                80
 11/12/2021   02:44:15   (  -0.03, -75.19) (  -0.80, -78.54)  383.16                80
 11/13/2021   02:26:16   (  -0.04, -75.19) (   0.31, -73.55)  186.58                80
 11/14/2021   14:42:28   (   0.04, -75.21) (   0.69, -78.12)  331.07                80
 11/15/2021   14:24:28   (   0.04, -75.22) (  -0.42, -73.12)  239.17                80
 11/17/2021   02:40:49   (  -0.03, -75.23) (  -0.58, -77.72)  283.61                80
 11/18/2021   02:22:49   (  -0.04, -75.24) (   0.53, -72.73)  286.92                80
 11/19/2021   14:39:02   (   0.03, -75.27) (   0.47, -77.29)  229.82                80
 11/20/2021   14:21:02   (   0.04, -75.29) (  -0.64, -72.30)  341.01                80
 11/22/2021   02:37:21   (  -0.04, -75.30) (  -0.41, -76.89)  180.96                80