Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 4 24.  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)
 04/25/2018   18:24:22   (  -0.10,-135.45) (  -0.19,-135.09)   40.57                80
 04/27/2018   06:40:40   (   0.11,-135.47) (  -0.82,-139.70)  481.76                80
 04/28/2018   06:22:39   (   0.10,-135.48) (   0.26,-134.69)   88.65                80
 04/29/2018   18:38:49   (  -0.11,-135.49) (   0.70,-139.27)  430.04                80
 04/30/2018   18:20:48   (  -0.11,-135.50) (  -0.38,-134.27)  139.92                80
 05/02/2018   06:37:06   (   0.12,-135.51) (  -0.63,-138.87)  383.40                80
 05/03/2018   06:19:04   (   0.12,-135.51) (   0.46,-133.87)  186.23                80
 05/04/2018   18:35:15   (  -0.13,-135.51) (   0.51,-138.45)  333.59                80
 05/05/2018   18:17:13   (  -0.13,-135.51) (  -0.57,-133.44)  235.58                80
 05/07/2018   06:33:32   (   0.13,-135.51) (  -0.42,-138.05)  288.83                80
 05/08/2018   06:15:30   (   0.13,-135.51) (   0.66,-133.05)  280.13                80