Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 6 30.  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)
 06/30/2020   17:53:52   (   0.06,-128.12) (  -0.53,-125.63)  285.05                80
 07/02/2020   06:12:51   (  -0.05,-128.15) (  -0.51,-130.22)  235.22                80
 07/03/2020   05:49:32   (  -0.05,-128.17) (   0.62,-125.23)  336.25                80
 07/04/2020   18:08:23   (   0.05,-128.21) (   0.40,-129.79)  179.73                80
 07/05/2020   17:50:24   (   0.05,-128.23) (  -0.73,-124.80)  391.97                80
 07/07/2020   06:09:23   (  -0.04,-128.26) (  -0.30,-129.39)  128.47                80
 07/08/2020   05:46:04   (  -0.04,-128.28) (   0.83,-124.40)  442.61                80
 07/09/2020   18:04:55   (   0.03,-128.31) (   0.19,-128.96)   74.20                80
 07/10/2020   17:46:55   (   0.03,-128.33) (  -0.94,-123.97)  497.35                80
 07/12/2020   06:05:55   (  -0.03,-128.36) (  -0.09,-128.56)   22.81                80