Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 4 26.  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)
 04/26/2021   14:23:34   (   0.05, -75.20) (  -0.43, -73.12)  237.91                80
 04/28/2021   02:42:35   (  -0.05, -75.18) (  -0.64, -77.70)  288.14                80
 04/29/2021   02:19:18   (  -0.05, -75.19) (   0.53, -72.72)  281.13                80
 04/30/2021   14:38:10   (   0.04, -75.22) (   0.52, -77.28)  235.37                80
 05/01/2021   14:20:13   (   0.04, -75.23) (  -0.64, -72.30)  334.26                80
 05/03/2021   02:39:14   (  -0.03, -75.22) (  -0.43, -76.89)  191.05                80
 05/04/2021   02:15:56   (  -0.03, -75.23) (   0.68, -71.90)  378.91                80
 05/05/2021   14:34:49   (   0.03, -75.27) (   0.30, -76.46)  136.22                80
 05/06/2021   14:16:50   (   0.03, -75.29) (  -0.81, -71.47)  434.57                80
 05/08/2021   02:35:53   (  -0.03, -75.30) (  -0.20, -76.07)   88.72                80
 05/09/2021   02:12:34   (  -0.02, -75.32) (   0.91, -71.08)  482.33                80