Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2017 11 21.  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)
 11/22/2017   21:38:20   (  -0.02, -89.30) (  -0.39, -90.77)  168.79                80
 11/23/2017   21:29:31   (  -0.01, -89.31) (   0.27, -87.97)  151.46                80
 11/24/2017   21:18:01   (  -0.01, -89.31) (   0.93, -85.18)  471.75                80
 11/26/2017   09:50:55   (   0.01, -89.33) (   0.90, -93.06)  426.75                80
 11/27/2017   09:39:25   (   0.01, -89.33) (   0.22, -90.26)  106.11                80
 11/28/2017   09:25:15   (   0.01, -89.34) (  -0.41, -87.46)  214.62                80
 11/30/2017   21:46:49   (  -0.02, -89.36) (  -0.75, -92.59)  368.15                80
 12/01/2017   21:37:58   (  -0.02, -89.37) (  -0.13, -89.78)   47.34                80
 12/02/2017   21:26:29   (  -0.02, -89.38) (   0.54, -86.98)  273.59                80
 12/05/2017   09:47:49   (   0.03, -89.41) (   0.66, -92.05)  302.12                80