Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 1 26.  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)
 01/28/2018   18:23:57   (   0.00,-135.06) (  -0.02,-135.05)    3.51                80
 01/31/2018   06:22:13   (  -0.02,-135.15) (   0.08,-134.64)   57.83                80
 02/01/2018   18:41:04   (   0.03,-135.18) (   0.92,-139.21)  458.74                80
 02/02/2018   18:23:03   (   0.03,-135.21) (  -0.21,-134.21)  113.68                80
 02/04/2018   06:42:02   (  -0.03,-135.27) (  -0.80,-138.81)  403.64                80
 02/05/2018   06:18:41   (  -0.02,-135.29) (   0.33,-133.82)  168.31                80
 02/06/2018   18:37:30   (   0.02,-135.31) (   0.73,-138.38)  349.33                80
 02/07/2018   18:19:30   (   0.02,-135.34) (  -0.40,-133.38)  222.61                80
 02/09/2018   06:38:28   (  -0.02,-135.39) (  -0.61,-137.98)  295.40                80