Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 8 7.  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)
 08/07/2017   18:27:09   (  -0.01,-134.86) (   0.06,-135.07)   24.21                80
 08/10/2017   06:27:47   (   0.04,-134.81) (   0.05,-134.68)   14.94                58
 08/11/2017   18:44:22   (  -0.08,-134.95) (   0.86,-139.26)  490.51                80
 08/12/2017   18:26:21   (  -0.05,-134.97) (  -0.23,-134.26)   81.46                80
 08/14/2017   06:42:40   (   0.09,-134.89) (  -0.81,-138.86)  452.14                80
 08/15/2017   06:24:40   (   0.07,-134.90) (   0.29,-133.86)  118.91                80
 08/16/2017   18:40:51   (  -0.10,-135.02) (   0.69,-138.43)  388.37                80
 08/17/2017   18:22:51   (  -0.08,-135.03) (  -0.40,-133.43)  182.64                80
 08/19/2017   06:39:11   (   0.11,-134.94) (  -0.56,-138.04)  351.82                80
 08/20/2017   06:21:11   (   0.09,-134.95) (   0.53,-133.04)  218.38                80