Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 2 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 02/17/2018   06:27:26   (  -0.03,-135.43) (   0.14,-134.71)   81.46                80
 02/18/2018   18:46:17   (   0.03,-135.43) (   0.91,-139.27)  438.61                80
 02/19/2018   18:28:17   (   0.03,-135.43) (  -0.21,-134.28)  130.84                80
 02/21/2018   06:47:18   (  -0.03,-135.44) (  -0.78,-138.88)  391.97                80
 02/22/2018   06:23:58   (  -0.03,-135.43) (   0.34,-133.89)  176.84                80
 02/23/2018   18:42:49   (   0.02,-135.42) (   0.70,-138.44)  345.00                80
 02/24/2018   18:24:50   (   0.02,-135.41) (  -0.42,-133.45)  223.28                80
 02/26/2018   06:43:49   (  -0.02,-135.40) (  -0.63,-138.04)  301.12                80
 02/27/2018   06:20:30   (  -0.02,-135.39) (   0.49,-133.05)  266.78                80
 02/28/2018   18:39:21   (   0.02,-135.37) (   0.55,-137.61)  256.14                80
 03/01/2018   18:21:22   (   0.02,-135.35) (  -0.57,-132.61)  311.78                80