Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 10 23.  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)
 10/24/2017   18:14:57   (  -0.26,-135.08) (  -1.02,-131.79)  375.41                80
 10/26/2017   06:33:55   (   0.26,-135.00) (  -0.03,-136.38)  157.18                80
 10/27/2017   06:10:34   (   0.26,-134.96) (   1.03,-131.37)  408.03                80
 10/28/2017   18:29:24   (  -0.26,-134.93) (  -0.05,-135.94)  114.49                80
 10/29/2017   18:11:24   (  -0.25,-134.90) (  -1.17,-130.94)  451.13                80
 10/31/2017   06:30:22   (   0.25,-134.81) (   0.12,-135.54)   81.71                80
 11/01/2017   06:07:00   (   0.25,-134.77) (   1.18,-130.53)  482.75                80
 11/02/2017   18:25:51   (  -0.25,-134.72) (  -0.20,-135.10)   41.68                80
 11/05/2017   06:26:48   (   0.25,-134.59) (   0.21,-134.68)   10.43                80