Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 7 12.  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)
 07/13/2017   18:47:22   (  -0.09,-135.32) (   0.78,-139.28)  450.57                80
 07/14/2017   18:24:02   (  -0.11,-135.30) (  -0.36,-134.29)  115.72                80
 07/16/2017   06:45:40   (   0.08,-135.19) (  -0.76,-138.86)  418.67                80
 07/17/2017   06:22:21   (   0.10,-135.17) (   0.38,-133.88)  147.17                80
 07/18/2017   18:43:51   (  -0.07,-135.19) (   0.64,-138.43)  369.33                80
 07/19/2017   18:20:32   (  -0.09,-135.16) (  -0.50,-133.45)  195.99                80
 07/21/2017   06:42:10   (   0.06,-135.04) (  -0.62,-138.02)  339.85                80
 07/22/2017   06:18:51   (   0.09,-135.01) (   0.52,-133.04)  224.95                80
 07/23/2017   18:40:21   (  -0.06,-135.02) (   0.50,-137.59)  292.83                80
 07/24/2017   18:17:01   (  -0.08,-134.98) (  -0.64,-132.61)  271.83                80
 07/26/2017   06:38:40   (   0.05,-134.86) (  -0.47,-137.18)  264.55                80