Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 5 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)
 05/28/2021   02:19:42   (   0.02, -75.18) (   0.56, -72.77)  275.13                80
 05/29/2021   14:41:14   (  -0.03, -75.21) (   0.44, -77.33)  241.88                80
 05/30/2021   14:17:56   (  -0.04, -75.22) (  -0.69, -72.34)  327.68                80
 06/01/2021   02:39:37   (   0.04, -75.21) (  -0.35, -76.94)  196.86                80
 06/02/2021   02:16:19   (   0.05, -75.22) (   0.78, -71.95)  373.33                80
 06/03/2021   14:37:51   (  -0.05, -75.26) (   0.22, -76.51)  141.83                80
 06/04/2021   14:14:32   (  -0.05, -75.28) (  -0.91, -71.52)  428.98                80
 06/06/2021   02:36:14   (   0.05, -75.29) (  -0.12, -76.12)   93.75                80
 06/07/2021   02:12:55   (   0.05, -75.31) (   1.02, -71.13)  477.34                80
 06/08/2021   14:34:26   (  -0.05, -75.36) (   0.05, -75.68)   36.97                80