Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 1 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 01/31/2018   06:22:14   (  -0.01,-135.15) (   0.10,-134.64)   57.43                80
 02/01/2018   18:41:04   (   0.03,-135.18) (   0.90,-139.21)  458.65                80
 02/02/2018   18:23:03   (   0.03,-135.21) (  -0.17,-134.20)  113.83                80
 02/04/2018   06:42:01   (  -0.03,-135.26) (  -0.84,-138.80)  403.97                80
 02/05/2018   06:18:40   (  -0.02,-135.29) (   0.29,-133.81)  167.97                80
 02/06/2018   18:37:31   (   0.02,-135.32) (   0.71,-138.38)  349.17                80
 02/07/2018   18:19:30   (   0.02,-135.34) (  -0.42,-133.39)  222.76                80
 02/09/2018   06:38:28   (  -0.02,-135.39) (  -0.59,-137.99)  295.66                80
 02/10/2018   06:15:08   (  -0.02,-135.41) (   0.54,-133.00)  275.56                80
 02/11/2018   18:33:58   (   0.01,-135.42) (   0.45,-137.56)  243.25                80