Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 9 1.  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)
 09/02/2019   06:01:43   (   0.17,-128.33) (   0.32,-127.75)   65.98                80
 09/03/2019   18:17:55   (  -0.20,-128.35) (   0.68,-132.31)  451.40                80
 09/04/2019   17:59:55   (  -0.18,-128.34) (  -0.44,-127.32)  117.10                80
 09/06/2019   06:16:16   (   0.21,-128.28) (  -0.60,-131.92)  414.42                80
 09/07/2019   05:58:15   (   0.19,-128.26) (   0.46,-126.91)  153.42                80
 09/08/2019   18:14:27   (  -0.21,-128.28) (   0.48,-131.48)  365.18                80
 09/09/2019   17:56:27   (  -0.20,-128.26) (  -0.58,-126.48)  202.73                80
 09/11/2019   06:12:48   (   0.22,-128.19) (  -0.39,-131.09)  329.01                80
 09/12/2019   05:54:48   (   0.21,-128.17) (   0.67,-126.08)  238.38                80
 09/13/2019   18:10:59   (  -0.24,-128.18) (   0.33,-130.64)  281.04                80
 09/14/2019   17:53:00   (  -0.22,-128.16) (  -0.79,-125.65)  286.53                80