Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 9 29.  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   05:58:55   (   0.28,-127.55) (   0.25,-127.73)   19.65                80
 10/03/2019   17:59:45   (  -0.28,-127.48) (  -0.31,-127.28)   22.63                80
 10/06/2019   05:58:05   (   0.28,-127.34) (   0.37,-126.88)   52.62                80
 10/07/2019   18:14:17   (  -0.29,-127.30) (   0.64,-131.44)  471.55                80
 10/08/2019   17:56:17   (  -0.28,-127.26) (  -0.49,-126.45)   93.23                80
 10/10/2019   06:15:16   (   0.29,-127.16) (  -0.56,-131.03)  441.19                80
 10/11/2019   05:54:36   (   0.28,-127.11) (   0.51,-126.03)  123.00                80
 10/12/2019   18:10:47   (  -0.29,-127.07) (   0.51,-130.59)  402.13                80
 10/13/2019   17:52:48   (  -0.29,-127.02) (  -0.62,-125.60)  162.24                80