Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 10 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 10/10/2021   17:12:51   (  -0.04,-137.20) (   0.49,-139.68)  282.01                80
 10/11/2021   16:54:50   (  -0.03,-137.19) (  -0.55,-134.69)  284.22                80
 10/13/2021   05:11:09   (   0.03,-137.17) (  -0.45,-139.33)  245.98                80
 10/14/2021   04:53:08   (   0.03,-137.16) (   0.66,-134.35)  319.88                80
 10/15/2021   17:09:19   (  -0.03,-137.14) (   0.37,-138.95)  206.07                80
 10/16/2021   16:51:18   (  -0.03,-137.13) (  -0.74,-133.97)  359.74                80
 10/18/2021   05:07:36   (   0.03,-137.10) (  -0.31,-138.60)  170.69                80
 10/19/2021   04:49:36   (   0.03,-137.09) (   0.79,-133.62)  394.97                80
 10/20/2021   17:05:46   (  -0.03,-137.07) (   0.23,-138.22)  131.45                80
 10/21/2021   16:47:46   (  -0.03,-137.05) (  -0.87,-133.24)  433.89                80