Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2017 11 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 11/02/2017   09:22:54   (   0.00, -89.30) (  -0.36, -87.66)  186.33                80
 11/04/2017   21:44:22   (  -0.00, -89.29) (  -0.81, -92.77)  397.66                80
 11/05/2017   21:32:53   (  -0.00, -89.28) (  -0.16, -89.97)   78.25                80
 11/06/2017   21:24:03   (   0.00, -89.28) (   0.49, -87.17)  241.17                80
 11/09/2017   09:45:32   (   0.00, -89.29) (   0.67, -92.28)  340.84                80
 11/10/2017   09:34:02   (  -0.00, -89.29) (   0.07, -89.47)   21.33                80
 11/11/2017   09:19:52   (  -0.00, -89.29) (  -0.60, -86.67)  298.74                80
 11/13/2017   21:41:22   (   0.00, -89.29) (  -0.58, -91.78)  284.52                80
 11/14/2017   21:32:33   (   0.00, -89.30) (   0.07, -88.98)   35.92                80