Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 9 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)
 09/26/2019   06:02:23   (   0.26,-127.73) (   0.06,-128.56)   94.40                80
 09/27/2019   05:44:23   (   0.25,-127.70) (   1.18,-123.57)  471.01                80
 09/28/2019   18:00:34   (  -0.27,-127.69) (  -0.18,-128.13)   50.27                80
 10/01/2019   05:58:54   (   0.28,-127.55) (   0.23,-127.72)   19.88                80
 10/03/2019   17:59:46   (  -0.28,-127.48) (  -0.35,-127.29)   22.78                80
 10/06/2019   05:58:06   (   0.28,-127.34) (   0.41,-126.88)   52.39                80
 10/07/2019   18:14:17   (  -0.29,-127.30) (   0.61,-131.45)  471.54                80
 10/08/2019   17:56:17   (  -0.28,-127.26) (  -0.46,-126.44)   93.19                80