Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 1 11.  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)
 01/13/2019   05:57:58   (   0.05,-128.26) (   0.19,-127.70)   64.04                80
 01/14/2019   18:16:50   (  -0.04,-128.17) (   0.84,-132.26)  465.52                80
 01/15/2019   17:58:51   (  -0.05,-128.14) (  -0.22,-127.25)  100.38                80
 01/17/2019   06:17:53   (   0.04,-128.14) (  -0.78,-131.86)  422.86                80
 01/18/2019   05:54:34   (   0.05,-128.10) (   0.34,-126.86)  141.75                80
 01/19/2019   18:13:26   (  -0.04,-127.99) (   0.75,-131.41)  390.09                80
 01/20/2019   17:55:27   (  -0.04,-127.95) (  -0.37,-126.41)  174.84                80
 01/22/2019   06:14:28   (   0.03,-127.95) (  -0.68,-131.01)  348.87                80
 01/23/2019   05:51:10   (   0.03,-127.90) (   0.45,-126.01)  215.23                80
 01/24/2019   18:10:02   (  -0.02,-127.78) (   0.60,-130.57)  317.93                80
 01/25/2019   17:52:04   (  -0.02,-127.74) (  -0.52,-125.58)  246.74                80