Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 10 25.  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)
 10/27/2019   18:03:18   (  -0.28,-128.36) (  -0.35,-128.15)   24.93                80
 10/29/2019   06:22:18   (   0.28,-128.40) (  -0.71,-132.73)  494.92                80
 10/30/2019   05:59:00   (   0.28,-128.41) (   0.42,-127.74)   75.92                80
 10/31/2019   18:17:53   (  -0.28,-128.43) (   0.58,-132.31)  441.99                80
 11/01/2019   17:59:55   (  -0.27,-128.45) (  -0.56,-127.32)  129.00                80
 11/03/2019   06:18:55   (   0.27,-128.48) (  -0.50,-131.91)  391.10                80
 11/04/2019   05:55:37   (   0.27,-128.49) (   0.63,-126.92)  179.26                80
 11/05/2019   18:14:29   (  -0.26,-128.49) (   0.43,-131.47)  339.60                80
 11/06/2019   17:56:31   (  -0.26,-128.51) (  -0.71,-126.48)  231.00                80
 11/08/2019   06:15:32   (   0.26,-128.54) (  -0.29,-131.08)  289.07                80