Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 7 10.  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)
 07/11/2018   18:28:58   (  -0.13,-135.44) (   0.18,-136.80)  155.94                80
 07/12/2018   18:05:38   (  -0.15,-135.45) (  -0.98,-131.82)  414.02                80
 07/14/2018   06:27:15   (   0.13,-135.44) (  -0.07,-136.41)  109.95                80
 07/15/2018   06:03:53   (   0.15,-135.45) (   1.03,-131.41)  459.89                80
 07/16/2018   18:25:22   (  -0.12,-135.49) (  -0.01,-135.97)   55.05                80
 07/19/2018   06:20:59   (   0.12,-135.49) (   0.12,-135.58)   10.31                80
 07/21/2018   18:19:05   (  -0.11,-135.53) (  -0.21,-135.14)   44.21                80
 07/23/2018   06:40:43   (   0.08,-135.51) (  -0.84,-139.74)  481.18                80
 07/24/2018   06:17:21   (   0.10,-135.51) (   0.26,-134.74)   87.73                80