Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 7 30.  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)
 07/31/2017   06:35:09   (   0.03,-134.69) (  -0.31,-136.34)  187.64                80
 08/01/2017   06:11:49   (   0.05,-134.65) (   0.77,-131.34)  376.15                80
 08/02/2017   18:33:19   (  -0.02,-134.64) (   0.25,-135.90)  143.06                80
 08/03/2017   18:10:00   (  -0.04,-134.60) (  -0.89,-130.91)  420.37                80
 08/05/2017   06:31:38   (   0.01,-134.45) (  -0.21,-135.49)  118.02                80
 08/06/2017   06:08:19   (   0.03,-134.40) (   0.93,-130.50)  444.91                80
 08/07/2017   18:29:48   (   0.00,-134.39) (   0.15,-135.05)   75.54                80
 08/08/2017   18:06:28   (  -0.03,-134.33) (  -0.99,-130.06)  487.13                80
 08/10/2017   06:28:07   (  -0.01,-134.18) (  -0.11,-134.64)   52.10                80
 08/12/2017   18:26:17   (   0.02,-134.10) (   0.05,-134.20)   11.57                80