Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 4 22.  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)
 04/22/2019   06:53:43   (  -0.02,-137.18) (  -0.81,-140.62)  393.49                80
 04/23/2019   06:30:24   (   0.01,-137.17) (   0.33,-135.64)  174.54                80
 04/24/2019   18:49:16   (  -0.02,-137.22) (   0.66,-140.20)  340.36                80
 04/25/2019   18:31:18   (  -0.03,-137.22) (  -0.48,-135.21)  228.30                80
 04/27/2019   06:50:19   (   0.03,-137.16) (  -0.54,-139.81)  301.93                80
 04/28/2019   06:27:00   (   0.03,-137.15) (   0.54,-134.81)  266.12                80
 04/29/2019   18:45:52   (  -0.03,-137.19) (   0.45,-139.38)  249.63                80
 04/30/2019   18:27:53   (  -0.03,-137.18) (  -0.64,-134.38)  318.62                80
 05/02/2019   06:46:54   (   0.03,-137.12) (  -0.38,-138.98)  211.90                80
 05/03/2019   06:23:34   (   0.03,-137.10) (   0.70,-133.98)  355.60                80
 05/04/2019   18:42:27   (  -0.03,-137.13) (   0.28,-138.54)  161.53                80
 05/05/2019   18:24:27   (  -0.03,-137.11) (  -0.80,-133.54)  405.83                80