Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 3 28.  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)
 03/28/2021   06:47:27   (  -0.04,-137.21) (  -0.44,-138.92)  194.72                80
 03/29/2021   06:24:07   (  -0.04,-137.21) (   0.70,-133.93)  374.42                80
 03/30/2021   18:42:58   (   0.04,-137.22) (   0.32,-138.49)  144.60                80
 03/31/2021   18:22:18   (   0.04,-137.21) (  -0.76,-133.48)  424.08                80
 04/02/2021   06:43:57   (  -0.04,-137.19) (  -0.25,-138.08)  101.74                80
 04/03/2021   06:20:38   (  -0.04,-137.18) (   0.89,-133.09)  466.30                80
 04/04/2021   18:39:29   (   0.04,-137.17) (   0.12,-137.65)   54.36                80
 04/07/2021   06:40:28   (  -0.03,-137.13) (  -0.05,-137.25)   13.16                80
 04/09/2021   18:38:39   (   0.03,-137.10) (  -0.03,-136.81)   33.68                80