Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 10 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)
 10/31/2017   06:30:22   (   0.26,-134.81) (   0.12,-135.54)   82.00                80
 11/01/2017   06:07:01   (   0.25,-134.77) (   1.18,-130.53)  482.55                80
 11/02/2017   18:25:51   (  -0.25,-134.73) (  -0.20,-135.10)   40.80                80
 11/05/2017   06:26:48   (   0.25,-134.60) (   0.21,-134.68)   10.12                80
 11/07/2017   18:24:56   (  -0.24,-134.48) (  -0.31,-134.24)   27.99                80
 11/10/2017   06:20:33   (   0.23,-134.33) (   0.32,-133.82)   57.47                80
 11/11/2017   18:39:23   (  -0.23,-134.26) (   0.71,-138.38)  470.47                80
 11/12/2017   18:21:22   (  -0.23,-134.20) (  -0.42,-133.39)   93.13                80