Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 10 18.  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)
 10/18/2019   17:49:25   (  -0.29,-128.17) (  -1.02,-124.81)  382.35                80
 10/20/2019   06:08:26   (   0.29,-128.20) (  -0.00,-129.40)  138.05                80
 10/21/2019   05:45:08   (   0.28,-128.22) (   1.13,-124.41)  433.34                80
 10/22/2019   18:04:01   (  -0.28,-128.25) (  -0.14,-128.98)   82.66                80
 10/23/2019   17:46:03   (  -0.28,-128.27) (  -1.27,-123.99)  488.84                80
 10/25/2019   06:05:04   (   0.28,-128.30) (   0.25,-128.58)   32.06                80
 10/27/2019   18:03:18   (  -0.28,-128.34) (  -0.32,-128.14)   21.91                80
 10/29/2019   06:22:19   (   0.29,-128.37) (  -0.69,-132.74)  498.34                80
 10/30/2019   05:59:01   (   0.28,-128.38) (   0.44,-127.75)   72.10                80
 10/31/2019   18:17:53   (  -0.28,-128.39) (   0.62,-132.30)  446.53                80