Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 1 14.  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)
 01/14/2019   18:16:50   (  -0.04,-128.17) (   0.86,-132.25)  465.17                80
 01/15/2019   17:58:51   (  -0.05,-128.14) (  -0.26,-127.26)  100.75                80
 01/17/2019   06:17:52   (   0.04,-128.15) (  -0.80,-131.85)  422.62                80
 01/18/2019   05:54:34   (   0.05,-128.11) (   0.32,-126.86)  142.03                80
 01/19/2019   18:13:26   (  -0.04,-128.00) (   0.71,-131.42)  389.41                80
 01/20/2019   17:55:28   (  -0.04,-127.96) (  -0.41,-126.42)  175.60                80
 01/22/2019   06:14:29   (   0.03,-127.96) (  -0.64,-131.01)  348.28                80
 01/23/2019   05:51:11   (   0.03,-127.91) (   0.48,-126.02)  215.89                80
 01/24/2019   18:10:02   (  -0.02,-127.79) (   0.62,-130.56)  316.92                80
 01/25/2019   17:52:04   (  -0.02,-127.75) (  -0.50,-125.57)  247.82                80
 01/27/2019   06:11:05   (   0.01,-127.75) (  -0.54,-130.16)  275.68                80