Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 7 27.  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)
 07/28/2017   18:36:50   (  -0.04,-134.86) (   0.37,-136.75)  214.81                80
 07/29/2017   18:13:31   (  -0.07,-134.82) (  -0.78,-131.76)  349.53                80
 07/31/2017   06:35:09   (   0.03,-134.69) (  -0.34,-136.34)  187.24                80
 08/01/2017   06:11:50   (   0.05,-134.65) (   0.81,-131.35)  376.72                80
 08/02/2017   18:33:19   (  -0.02,-134.65) (   0.27,-135.90)  142.52                80
 08/03/2017   18:09:59   (  -0.04,-134.60) (  -0.87,-130.91)  421.05                80
 08/05/2017   06:31:38   (   0.01,-134.47) (  -0.23,-135.49)  116.79                80
 08/06/2017   06:08:18   (   0.03,-134.42) (   0.91,-130.50)  446.32                80
 08/07/2017   18:29:48   (   0.00,-134.40) (   0.17,-135.05)   74.20                80
 08/08/2017   18:06:28   (  -0.03,-134.35) (  -0.97,-130.06)  488.69                80
 08/10/2017   06:28:06   (  -0.01,-134.20) (  -0.12,-134.64)   50.06                80