Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 8 22.  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)
 08/22/2017   18:19:22   (  -0.10,-135.11) (  -0.69,-132.61)  284.67                80
 08/24/2017   06:35:41   (   0.14,-135.01) (  -0.33,-137.21)  250.05                80
 08/25/2017   06:17:41   (   0.12,-135.02) (   0.76,-132.21)  320.12                80
 08/26/2017   18:33:52   (  -0.15,-135.13) (   0.22,-136.78)  188.52                80
 08/27/2017   18:15:52   (  -0.13,-135.13) (  -0.87,-131.78)  381.75                80
 08/29/2017   06:32:11   (   0.16,-135.03) (  -0.13,-136.38)  153.24                80
 08/30/2017   06:14:11   (   0.14,-135.03) (   0.96,-131.38)  416.21                80
 08/31/2017   18:30:22   (  -0.17,-135.13) (   0.02,-135.95)   94.06                80
 09/01/2017   18:12:21   (  -0.15,-135.12) (  -1.07,-130.95)  475.40                80
 09/03/2017   06:28:41   (   0.18,-135.02) (   0.08,-135.55)   60.19                80