Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 12 8.  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)
 12/09/2020   06:02:08   (  -0.23,-128.12) (  -0.13,-127.61)   57.33                80
 12/10/2020   18:18:21   (   0.22,-128.13) (   1.15,-132.18)  461.89                80
 12/11/2020   18:00:21   (   0.23,-128.14) (   0.05,-127.18)  109.23                80
 12/13/2020   06:16:42   (  -0.21,-128.18) (  -1.01,-131.79)  410.47                80
 12/14/2020   05:58:43   (  -0.23,-128.19) (   0.09,-126.79)  160.40                80
 12/15/2020   18:14:55   (   0.21,-128.19) (   0.91,-131.35)  359.77                80
 12/16/2020   17:56:56   (   0.23,-128.20) (  -0.19,-126.35)  210.76                80
 12/18/2020   06:13:16   (  -0.21,-128.23) (  -0.84,-130.95)  309.86                80
 12/19/2020   05:55:17   (  -0.23,-128.24) (   0.27,-125.95)  260.85                80
 12/20/2020   18:11:29   (   0.21,-128.24) (   0.73,-130.52)  259.32                80
 12/21/2020   17:53:29   (   0.23,-128.25) (  -0.38,-125.52)  311.13                80