Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 12 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)
 12/08/2019   18:35:09   (   0.02,-137.20) (  -0.24,-135.99)  137.51                80
 12/10/2019   06:51:30   (  -0.02,-137.18) (  -0.79,-140.58)  387.73                80
 12/11/2019   06:33:31   (  -0.02,-137.18) (   0.34,-135.59)  180.53                80
 12/12/2019   18:49:44   (   0.02,-137.17) (   0.71,-140.15)  340.28                80
 12/13/2019   18:31:45   (   0.03,-137.15) (  -0.42,-135.16)  227.58                80
 12/15/2019   06:48:07   (  -0.04,-137.13) (  -0.60,-139.75)  299.14                80
 12/16/2019   06:30:07   (  -0.04,-137.11) (   0.47,-134.75)  268.23                80
 12/17/2019   18:46:20   (   0.05,-137.09) (   0.52,-139.32)  253.90                80
 12/18/2019   18:28:21   (   0.05,-137.07) (  -0.55,-134.32)  313.25                80
 12/20/2019   06:44:42   (  -0.05,-137.03) (  -0.47,-138.91)  214.42                80
 12/21/2019   06:26:44   (  -0.05,-137.01) (   0.66,-133.92)  352.30                80