Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 12 4.  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)
 12/04/2021   14:28:41   (  -0.05, -75.19) (  -0.15, -74.81)   43.57                80
 12/06/2021   02:50:20   (   0.04, -75.17) (  -0.89, -79.40)  481.59                80
 12/07/2021   02:27:00   (   0.04, -75.17) (   0.23, -74.41)   87.56                80
 12/08/2021   14:48:32   (  -0.03, -75.19) (   0.81, -78.96)  430.43                80
 12/09/2021   14:25:12   (  -0.03, -75.19) (  -0.31, -73.97)  139.31                80
 12/11/2021   02:46:52   (   0.03, -75.19) (  -0.74, -78.56)  384.23                80
 12/12/2021   02:23:32   (   0.03, -75.20) (   0.39, -73.57)  186.06                80
 12/13/2021   14:45:03   (  -0.02, -75.23) (   0.64, -78.13)  330.23                80
 12/14/2021   14:21:44   (  -0.02, -75.25) (  -0.48, -73.13)  240.52                80
 12/16/2021   02:43:23   (   0.02, -75.26) (  -0.56, -77.72)  281.80                80
 12/17/2021   02:20:04   (   0.01, -75.27) (   0.57, -72.73)  289.18                80