Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 12 6.  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)
 12/07/2019   18:53:08   (   0.03,-137.20) (   0.86,-140.99)  431.32                80
 12/08/2019   18:35:08   (   0.03,-137.19) (  -0.21,-135.98)  137.29                80
 12/10/2019   06:51:30   (  -0.03,-137.18) (  -0.81,-140.58)  388.00                80
 12/11/2019   06:33:31   (  -0.03,-137.17) (   0.32,-135.59)  180.00                80
 12/12/2019   18:49:43   (   0.03,-137.15) (   0.73,-140.14)  341.64                80
 12/13/2019   18:31:45   (   0.04,-137.14) (  -0.40,-135.15)  225.94                80
 12/15/2019   06:48:06   (  -0.04,-137.11) (  -0.63,-139.75)  300.87                80
 12/16/2019   06:30:08   (  -0.05,-137.09) (   0.50,-134.76)  266.24                80
 12/17/2019   18:46:20   (   0.05,-137.06) (   0.54,-139.31)  256.75                80
 12/18/2019   18:28:21   (   0.06,-137.04) (  -0.53,-134.31)  310.12                80
 12/20/2019   06:44:42   (  -0.06,-137.00) (  -0.50,-138.91)  217.67                80