Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 7 3.  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)
 07/04/2018   06:34:27   (   0.15,-135.26) (  -0.45,-138.07)  319.77                80
 07/05/2018   06:11:06   (   0.17,-135.28) (   0.66,-133.07)  251.64                80
 07/06/2018   18:32:34   (  -0.14,-135.34) (   0.38,-137.63)  261.27                80
 07/07/2018   18:09:14   (  -0.16,-135.36) (  -0.78,-132.65)  309.60                80
 07/09/2018   06:30:51   (   0.14,-135.36) (  -0.27,-137.24)  213.59                80
 07/10/2018   06:07:30   (   0.16,-135.38) (   0.84,-132.24)  356.77                80
 07/11/2018   18:28:58   (  -0.13,-135.42) (   0.19,-136.80)  157.68                80
 07/12/2018   18:05:37   (  -0.16,-135.43) (  -0.97,-131.82)  411.98                80
 07/14/2018   06:27:15   (   0.13,-135.42) (  -0.08,-136.41)  112.84                80
 07/15/2018   06:03:53   (   0.15,-135.43) (   1.02,-131.41)  456.59                80
 07/16/2018   18:25:22   (  -0.13,-135.46) (   0.00,-135.97)   58.63                80