Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 9 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 10/01/2019   05:58:54   (   0.28,-127.55) (   0.21,-127.72)   19.75                80
 10/03/2019   17:59:46   (  -0.28,-127.48) (  -0.33,-127.29)   22.73                80
 10/06/2019   05:58:06   (   0.28,-127.34) (   0.40,-126.88)   52.78                80
 10/07/2019   18:14:17   (  -0.29,-127.30) (   0.61,-131.44)  471.34                80
 10/08/2019   17:56:16   (  -0.28,-127.26) (  -0.45,-126.44)   93.43                80
 10/10/2019   06:12:36   (   0.29,-127.16) (  -0.60,-131.03)  440.98                80
 10/11/2019   05:54:36   (   0.28,-127.12) (   0.53,-126.03)  123.23                80
 10/12/2019   18:10:48   (  -0.29,-127.07) (   0.49,-130.60)  401.79                80