Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2017 11 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 11/21/2017   03:28:17   (   0.02, -89.32) (   0.06, -89.21)   14.00                80
 11/23/2017   15:26:30   (  -0.01, -89.37) (  -0.15, -88.77)   68.09                80
 11/25/2017   03:45:31   (   0.01, -89.35) (  -0.86, -93.37)  457.38                80
 11/26/2017   03:22:12   (   0.01, -89.36) (   0.23, -88.37)  112.68                80
 11/27/2017   15:41:04   (  -0.01, -89.41) (   0.76, -92.94)  402.39                80
 11/28/2017   15:23:04   (  -0.01, -89.42) (  -0.33, -87.94)  167.87                80
 11/30/2017   03:42:06   (   0.01, -89.41) (  -0.68, -92.54)  357.13                80
 12/01/2017   03:18:46   (   0.01, -89.42) (   0.42, -87.55)  213.13                80
 12/02/2017   15:37:38   (  -0.01, -89.46) (   0.57, -92.11)  301.81                80