Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 10 19.  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)
 10/20/2020   06:34:53   (   0.04,-137.20) (   0.22,-136.42)   88.37                44
 10/21/2020   18:53:09   (  -0.04,-137.18) (   0.81,-140.98)  432.89                80
 10/22/2020   18:35:10   (  -0.03,-137.17) (  -0.27,-135.98)  135.27                80
 10/24/2020   06:54:11   (   0.03,-137.16) (  -0.73,-140.58)  389.79                80
 10/25/2020   06:30:51   (   0.03,-137.15) (   0.35,-135.58)  178.18                80
 10/26/2020   18:49:45   (  -0.03,-137.13) (   0.62,-140.15)  343.77                80
 10/27/2020   18:31:45   (  -0.02,-137.12) (  -0.46,-135.15)  224.06                80
 10/29/2020   06:50:45   (   0.02,-137.10) (  -0.59,-139.74)  301.39                80
 10/30/2020   06:27:27   (   0.02,-137.09) (   0.55,-134.75)  266.12                80
 10/31/2020   18:46:19   (  -0.02,-137.06) (   0.49,-139.31)  256.81                80
 11/01/2020   18:28:21   (  -0.02,-137.04) (  -0.65,-134.32)  310.30                80