Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 6 13.  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)
 06/13/2019   18:17:12   (  -0.14,-128.34) (   0.58,-131.49)  359.99                80
 06/14/2019   17:53:53   (  -0.15,-128.32) (  -0.58,-126.51)  207.27                80
 06/16/2019   06:15:33   (   0.14,-128.25) (  -0.51,-131.09)  323.89                80
 06/17/2019   05:52:14   (   0.15,-128.23) (   0.66,-126.11)  242.74                80
 06/18/2019   18:13:46   (  -0.14,-128.24) (   0.41,-130.66)  275.36                80
 06/19/2019   17:50:27   (  -0.16,-128.22) (  -0.75,-125.67)  291.26                80
 06/21/2019   06:12:06   (   0.14,-128.15) (  -0.33,-130.26)  240.30                80
 06/22/2019   05:48:47   (   0.16,-128.12) (   0.77,-125.26)  325.87                80
 06/23/2019   18:10:19   (  -0.14,-128.13) (   0.24,-129.82)  192.93                80
 06/24/2019   17:47:00   (  -0.16,-128.11) (  -0.87,-124.83)  373.39                80
 06/26/2019   06:08:40   (   0.14,-128.03) (  -0.15,-129.42)  158.26                80