Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2020 12 10.  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)
 12/11/2020   14:34:54   (   0.00, -75.16) (   0.31, -76.44)  145.80                80
 12/12/2020   14:16:54   (   0.01, -75.16) (  -0.80, -71.44)  423.07                80
 12/14/2020   02:35:54   (  -0.01, -75.13) (  -0.23, -76.04)  104.01                80
 12/15/2020   02:12:35   (  -0.01, -75.13) (   0.87, -71.04)  464.92                80
 12/16/2020   14:31:27   (   0.01, -75.15) (   0.12, -75.60)   51.68                80
 12/19/2020   02:32:28   (  -0.01, -75.13) (  -0.05, -75.20)    8.44                80
 12/21/2020   14:30:41   (   0.01, -75.18) (  -0.07, -74.77)   46.84                80
 12/23/2020   02:49:41   (  -0.01, -75.18) (  -0.96, -79.36)  477.56                80
 12/24/2020   02:26:22   (  -0.01, -75.19) (   0.14, -74.37)   93.07                80