Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 5 23.  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)
 05/24/2019   05:48:44   (   0.14,-128.42) (   0.81,-125.27)  358.15                80
 05/25/2019   18:10:16   (  -0.14,-128.47) (   0.17,-129.83)  155.98                80
 05/26/2019   17:46:58   (  -0.14,-128.47) (  -0.98,-124.85)  413.21                80
 05/28/2019   06:08:38   (   0.14,-128.42) (  -0.08,-129.44)  115.52                80
 05/29/2019   05:45:19   (   0.15,-128.42) (   1.02,-124.44)  453.32                80
 05/30/2019   18:06:51   (  -0.14,-128.47) (  -0.03,-129.01)   61.52                80
 06/02/2019   06:05:12   (   0.14,-128.41) (   0.08,-128.60)   22.49                80
 06/04/2019   18:03:25   (  -0.14,-128.43) (  -0.18,-128.17)   29.14                80