Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 3 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 03/01/2021   18:45:53   (   0.03,-137.23) (   0.29,-138.52)  146.87                80
 03/02/2021   18:22:33   (   0.03,-137.23) (  -0.78,-133.52)  422.44                80
 03/04/2021   06:44:12   (  -0.03,-137.21) (  -0.26,-138.11)  102.78                80
 03/05/2021   06:20:52   (  -0.02,-137.21) (   0.87,-133.12)  465.95                80
 03/06/2021   18:42:24   (   0.03,-137.21) (   0.15,-137.68)   53.35                80
 03/09/2021   06:40:43   (  -0.03,-137.18) (  -0.05,-137.28)   11.32                80
 03/11/2021   18:38:55   (   0.02,-137.16) (  -0.06,-136.84)   36.73                80
 03/13/2021   06:57:55   (  -0.02,-137.14) (  -0.96,-141.44)  489.79                80
 03/14/2021   06:34:34   (  -0.02,-137.12) (   0.12,-136.43)   78.23                80