Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 10 27.  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)
 10/27/2021   14:17:35   (   0.05, -75.23) (  -0.82, -71.45)  430.95                80
 10/29/2021   02:36:36   (  -0.05, -75.21) (  -0.21, -76.05)   94.75                80
 10/30/2021   02:13:16   (  -0.05, -75.22) (   0.89, -71.05)  475.22                80
 10/31/2021   14:32:09   (   0.06, -75.26) (   0.11, -75.62)   40.20                80
 11/03/2021   02:30:29   (  -0.06, -75.26) (  -0.04, -75.22)    5.61                80
 11/05/2021   14:31:22   (   0.05, -75.32) (  -0.06, -74.78)   61.24                80
 11/07/2021   02:47:42   (  -0.05, -75.32) (  -0.96, -79.38)  462.99                80
 11/08/2021   02:29:43   (  -0.06, -75.33) (   0.15, -74.39)  107.71                80
 11/09/2021   14:45:55   (   0.06, -75.38) (   0.86, -78.95)  406.93                80