Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2017 11 19.  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   03:26:31   (   0.00, -89.27) (   0.00, -89.19)    8.85                25
 11/23/2017   15:26:30   (  -0.01, -89.30) (  -0.15, -88.77)   60.47                80
 11/25/2017   03:45:30   (   0.01, -89.27) (  -0.92, -93.36)  466.40                80
 11/26/2017   03:24:52   (   0.01, -89.27) (   0.23, -88.38)  102.78                80
 11/27/2017   15:41:03   (  -0.01, -89.30) (   0.82, -92.93)  413.81                80
 11/28/2017   15:23:04   (  -0.01, -89.30) (  -0.33, -87.94)  155.58                80
 11/30/2017   03:42:05   (   0.01, -89.28) (  -0.74, -92.53)  370.73                80
 12/01/2017   03:21:26   (   0.01, -89.29) (   0.41, -87.55)  198.70                80
 12/02/2017   15:37:38   (  -0.01, -89.32) (   0.63, -92.10)  317.69                80
 12/03/2017   15:19:39   (  -0.01, -89.32) (  -0.52, -87.12)  251.78                80