Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2018 9 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 09/21/2018   14:32:16   (   0.01, -75.20) (   0.28, -76.47)  145.14                80
 09/22/2018   14:14:16   (  -0.00, -75.20) (  -0.82, -71.48)  424.09                80
 09/24/2018   02:33:17   (   0.01, -75.21) (  -0.17, -76.08)   99.18                80
 09/25/2018   02:09:58   (   0.01, -75.21) (   0.93, -71.08)  470.48                80
 09/26/2018   14:28:50   (  -0.01, -75.22) (   0.06, -75.65)   48.06                80
 09/29/2018   02:29:51   (   0.02, -75.24) (   0.00, -75.25)    1.69                80
 10/01/2018   14:28:04   (  -0.02, -75.27) (  -0.10, -74.81)   51.32                80
 10/03/2018   02:47:04   (   0.02, -75.28) (  -0.93, -79.41)  470.59                80
 10/04/2018   02:23:46   (   0.02, -75.29) (   0.23, -74.42)   99.69                80