Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 2 17.  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)
 02/18/2018   18:46:17   (   0.03,-135.43) (   0.89,-139.27)  438.60                80
 02/19/2018   18:28:18   (   0.03,-135.43) (  -0.23,-134.28)  130.83                80
 02/21/2018   06:47:17   (  -0.03,-135.44) (  -0.82,-138.87)  391.97                80
 02/22/2018   06:23:57   (  -0.03,-135.43) (   0.30,-133.88)  176.82                80
 02/23/2018   18:42:50   (   0.02,-135.42) (   0.69,-138.45)  345.01                80
 02/24/2018   18:24:50   (   0.02,-135.41) (  -0.43,-133.46)  223.28                80
 02/26/2018   06:43:50   (  -0.02,-135.40) (  -0.61,-138.05)  301.14                80
 02/27/2018   06:20:30   (  -0.02,-135.39) (   0.51,-133.05)  266.75                80
 02/28/2018   18:39:21   (   0.02,-135.37) (   0.53,-137.61)  256.16                80
 03/01/2018   18:21:22   (   0.02,-135.35) (  -0.59,-132.62)  311.73                80
 03/03/2018   06:37:41   (  -0.02,-135.34) (  -0.45,-137.21)  212.99                80