Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 5 17.  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)
 05/18/2019   06:15:29   (   0.12,-128.38) (  -0.48,-131.09)  308.99                80
 05/19/2019   05:52:10   (   0.12,-128.39) (   0.61,-126.10)  261.01                80
 05/20/2019   18:11:02   (  -0.13,-128.44) (   0.37,-130.66)  252.91                80
 05/21/2019   17:53:02   (  -0.13,-128.45) (  -0.72,-125.67)  316.92                80
 05/23/2019   06:12:04   (   0.13,-128.42) (  -0.28,-130.27)  210.18                80
 05/24/2019   05:48:44   (   0.14,-128.43) (   0.82,-125.27)  359.24                80
 05/25/2019   18:07:37   (  -0.14,-128.47) (   0.17,-129.84)  155.46                80
 05/26/2019   17:49:38   (  -0.14,-128.48) (  -0.98,-124.85)  414.01                80
 05/28/2019   06:08:38   (   0.14,-128.45) (  -0.07,-129.44)  113.26                80
 05/29/2019   05:45:19   (   0.15,-128.45) (   1.03,-124.44)  455.82                80
 05/30/2019   18:04:11   (  -0.14,-128.48) (  -0.04,-129.01)   59.65                80