Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 9 20.  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)
 09/21/2020   06:36:44   (   0.04,-137.20) (   0.21,-136.41)   89.89                80
 09/22/2020   18:52:55   (  -0.04,-137.20) (   0.80,-140.97)  429.31                80
 09/23/2020   18:34:54   (  -0.04,-137.21) (  -0.29,-135.97)  140.28                80
 09/25/2020   06:51:14   (   0.03,-137.21) (  -0.70,-140.58)  383.05                80
 09/26/2020   06:33:14   (   0.03,-137.21) (   0.39,-135.58)  186.17                80
 09/27/2020   18:49:24   (  -0.03,-137.20) (   0.62,-140.13)  333.92                80
 09/28/2020   18:31:24   (  -0.03,-137.20) (  -0.47,-135.13)  235.22                80
 09/30/2020   06:50:24   (   0.03,-137.20) (  -0.51,-139.74)  288.44                80
 10/01/2020   06:27:04   (   0.03,-137.20) (   0.58,-134.74)  280.48                80
 10/02/2020   18:45:54   (  -0.03,-137.19) (   0.43,-139.30)  240.27                80
 10/03/2020   18:27:53   (  -0.03,-137.18) (  -0.66,-134.30)  328.34                80