Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 1 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 01/14/2021   18:50:54   (   0.00,-137.25) (   0.49,-139.35)  239.86                80
 01/15/2021   18:27:36   (   0.00,-137.24) (  -0.66,-134.36)  329.01                80
 01/17/2021   06:49:17   (  -0.00,-137.23) (  -0.38,-138.96)  196.50                80
 01/18/2021   06:25:57   (  -0.00,-137.23) (   0.71,-133.96)  372.24                80
 01/19/2021   18:47:29   (   0.01,-137.23) (   0.29,-138.52)  146.72                80
 01/20/2021   18:24:09   (   0.00,-137.22) (  -0.80,-133.52)  421.73                80
 01/22/2021   06:45:51   (  -0.01,-137.20) (  -0.24,-138.11)  104.64                80
 01/23/2021   06:22:32   (  -0.01,-137.19) (   0.92,-133.13)  463.39                80
 01/24/2021   18:44:02   (   0.01,-137.18) (   0.15,-137.68)   56.96                80
 01/27/2021   06:39:45   (  -0.01,-137.13) (  -0.02,-137.29)   17.52                80