Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 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)
 01/12/2020   18:10:52   (  -0.03,-128.40) (   0.26,-129.78)  156.23                80
 01/13/2020   17:47:34   (  -0.04,-128.41) (  -0.88,-124.79)  413.24                80
 01/15/2020   06:09:15   (   0.03,-128.44) (  -0.16,-129.38)  107.50                80
 01/16/2020   05:45:55   (   0.03,-128.44) (   0.92,-124.38)  461.74                80
 01/17/2020   18:07:28   (  -0.02,-128.42) (   0.09,-128.95)   59.72                80
 01/20/2020   06:05:51   (   0.02,-128.44) (   0.02,-128.55)   12.51                80
 01/22/2020   18:01:23   (  -0.02,-128.41) (  -0.09,-128.11)   33.74                80
 01/24/2020   06:23:05   (   0.02,-128.42) (  -0.94,-132.71)  488.33                80
 01/25/2020   05:59:45   (   0.02,-128.42) (   0.15,-127.71)   80.13                80