Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 9 17.  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)
 09/17/2019   18:28:39   (   0.01,-137.20) (  -0.42,-135.18)  230.66                80
 09/19/2019   06:50:20   (  -0.02,-137.20) (  -0.60,-139.77)  292.97                80
 09/20/2019   06:27:00   (  -0.02,-137.20) (   0.52,-134.78)  276.25                80
 09/21/2019   18:45:51   (   0.03,-137.20) (   0.48,-139.34)  243.22                80
 09/22/2019   18:27:51   (   0.03,-137.20) (  -0.58,-134.34)  325.44                80
 09/24/2019   06:46:51   (  -0.03,-137.18) (  -0.44,-138.93)  200.00                80
 09/25/2019   06:23:32   (  -0.03,-137.17) (   0.69,-133.94)  368.06                80
 09/26/2019   18:42:23   (   0.02,-137.16) (   0.32,-138.50)  153.06                80
 09/27/2019   18:24:24   (   0.02,-137.15) (  -0.81,-133.51)  414.76                80
 09/29/2019   06:43:23   (  -0.02,-137.12) (  -0.26,-138.10)  111.47                80
 09/30/2019   06:20:03   (  -0.02,-137.11) (   0.86,-133.10)  456.19                80