Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 12 6.  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)
 12/07/2021   02:27:00   (   0.04, -75.17) (   0.20, -74.40)   87.55                80
 12/08/2021   14:48:31   (  -0.03, -75.19) (   0.84, -78.96)  430.58                80
 12/09/2021   14:25:12   (  -0.03, -75.19) (  -0.29, -73.97)  139.17                80
 12/11/2021   02:46:52   (   0.02, -75.19) (  -0.70, -78.57)  384.29                80
 12/12/2021   02:23:32   (   0.03, -75.20) (   0.36, -73.56)  186.01                80
 12/13/2021   14:45:04   (  -0.02, -75.23) (   0.61, -78.13)  330.44                80
 12/14/2021   14:21:45   (  -0.02, -75.25) (  -0.52, -73.14)  240.31                80
 12/16/2021   02:43:24   (   0.02, -75.26) (  -0.53, -77.73)  281.91                80
 12/17/2021   02:20:04   (   0.01, -75.27) (   0.60, -72.74)  289.04                80
 12/18/2021   14:38:56   (  -0.01, -75.31) (   0.42, -77.30)  226.59                80
 12/19/2021   14:18:16   (  -0.00, -75.33) (  -0.70, -72.31)  344.66                80