Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 7 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)
 07/28/2021   06:24:00   (   0.01,-137.19) (   0.90,-133.13)  462.58                80
 07/29/2021   18:40:12   (  -0.01,-137.21) (   0.12,-137.69)   55.29                80
 08/01/2021   06:41:14   (   0.01,-137.21) (   0.01,-137.30)    9.96                80
 08/03/2021   18:39:27   (   0.00,-137.21) (  -0.09,-136.86)   40.54                80
 08/05/2021   06:58:26   (  -0.02,-137.20) (  -1.00,-141.44)  484.11                80
 08/06/2021   06:35:07   (  -0.01,-137.19) (   0.16,-136.45)   83.90                80
 08/07/2021   18:54:00   (   0.00,-137.18) (   0.86,-141.02)  436.63                80
 08/08/2021   18:36:00   (   0.00,-137.17) (  -0.24,-136.02)  131.40                80
 08/10/2021   06:55:01   (   0.00,-137.15) (  -0.78,-140.61)  394.75                80