Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 5 10.  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)
 05/10/2020   18:47:05   (   0.03,-137.21) (   0.51,-139.40)  249.54                80
 05/11/2020   18:29:06   (   0.03,-137.21) (  -0.60,-134.40)  320.04                80
 05/13/2020   06:48:07   (  -0.02,-137.20) (  -0.40,-139.01)  205.18                80
 05/14/2020   06:24:48   (  -0.02,-137.21) (   0.71,-134.01)  364.19                80
 05/15/2020   18:43:39   (   0.02,-137.23) (   0.31,-138.57)  153.33                80
 05/16/2020   18:25:39   (   0.01,-137.23) (  -0.80,-133.58)  415.98                80
 05/18/2020   06:44:40   (  -0.01,-137.22) (  -0.25,-138.17)  109.64                80
 05/19/2020   06:21:21   (  -0.01,-137.21) (   0.92,-133.19)  459.34                80
 05/20/2020   18:40:13   (   0.01,-137.23) (   0.10,-137.75)   59.20                80
 05/23/2020   06:41:13   (  -0.00,-137.20) (  -0.03,-137.35)   17.46                80