Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 7 8.  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)
 07/08/2021   06:37:41   (  -0.02,-137.18) (   0.16,-136.47)   82.18                80
 07/09/2021   18:53:53   (   0.02,-137.18) (   0.87,-141.03)  437.92                80
 07/10/2021   18:35:54   (   0.02,-137.18) (  -0.22,-136.03)  131.05                80
 07/12/2021   06:52:15   (  -0.02,-137.18) (  -0.76,-140.63)  393.02                80
 07/13/2021   06:34:15   (  -0.02,-137.17) (   0.33,-135.63)  175.57                80
 07/14/2021   18:50:28   (   0.01,-137.16) (   0.70,-140.19)  345.68                80
 07/15/2021   18:32:29   (   0.01,-137.15) (  -0.45,-135.20)  222.66                80
 07/17/2021   06:48:49   (  -0.01,-137.14) (  -0.58,-139.80)  302.29                80
 07/18/2021   06:30:50   (  -0.01,-137.13) (   0.51,-134.80)  265.68                80
 07/19/2021   18:47:02   (   0.01,-137.10) (   0.52,-139.35)  256.72                80
 07/20/2021   18:29:03   (   0.02,-137.09) (  -0.57,-134.36)  310.69                80