Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 7 31.  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)
 08/01/2021   06:41:14   (   0.01,-137.21) (   0.01,-137.30)   10.22                80
 08/03/2021   18:39:27   (  -0.00,-137.21) (  -0.09,-136.86)   40.59                80
 08/05/2021   06:58:26   (  -0.02,-137.19) (  -1.00,-141.44)  484.29                80
 08/06/2021   06:35:07   (  -0.01,-137.19) (   0.16,-136.45)   83.74                80
 08/07/2021   18:54:00   (   0.00,-137.18) (   0.86,-141.02)  436.44                80
 08/08/2021   18:36:00   (   0.00,-137.17) (  -0.24,-136.02)  131.57                80
 08/10/2021   06:55:01   (   0.00,-137.15) (  -0.78,-140.61)  394.94                80
 08/11/2021   06:31:41   (   0.00,-137.13) (   0.31,-135.61)  172.79                80
 08/12/2021   18:50:33   (  -0.00,-137.12) (   0.70,-140.17)  348.29                80
 08/13/2021   18:32:35   (  -0.00,-137.11) (  -0.46,-135.19)  219.13                80