Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 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)
 10/30/2018   18:25:44   (  -0.30,-134.42) (   0.41,-137.64)  366.69                80
 10/31/2018   18:07:39   (  -0.29,-133.60) (  -0.48,-132.60)  113.21                80
 11/03/2018   06:03:08   (   0.29,-131.64) (   0.20,-132.11)   54.04                80
 11/04/2018   05:45:03   (   0.29,-130.82) (   1.15,-127.08)  426.59                80
 11/05/2018   18:01:05   (  -0.29,-129.45) (   0.21,-131.57)  242.08                80
 11/06/2018   17:43:01   (  -0.29,-128.62) (  -0.74,-126.54)  237.31                80
 11/08/2018   05:59:14   (   0.29,-127.46) (  -0.50,-131.09)  413.27                80
 11/09/2018   05:41:09   (   0.29,-126.64) (   0.39,-126.04)   66.98                80
 11/11/2018   17:36:28   (  -0.28,-124.45) (  -0.06,-125.51)  120.35                80
 11/12/2018   17:18:22   (  -0.27,-123.62) (  -0.95,-120.47)  358.40                80