Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 3 10.  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)
 03/11/2020   17:47:51   (   0.20,-128.39) (  -0.59,-124.76)  413.99                80
 03/13/2020   06:09:31   (  -0.23,-128.33) (  -0.44,-129.35)  116.25                80
 03/14/2020   05:46:13   (  -0.21,-128.31) (   0.71,-124.36)  450.78                80
 03/15/2020   18:07:44   (   0.23,-128.34) (   0.38,-128.91)   65.82                80
 03/18/2020   06:06:05   (  -0.24,-128.25) (  -0.32,-128.51)   30.48                80
 03/20/2020   18:01:39   (   0.24,-128.25) (   0.20,-128.08)   19.02                80
 03/23/2020   06:00:00   (  -0.25,-128.15) (  -0.13,-127.68)   54.08                80