Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 9 28.  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)
 09/29/2020   18:10:19   (   0.08,-128.39) (   0.38,-129.71)  150.76                80
 09/30/2020   17:47:00   (   0.07,-128.40) (  -0.75,-124.72)  418.96                80
 10/02/2020   06:08:41   (  -0.08,-128.45) (  -0.29,-129.31)   98.93                80
 10/03/2020   05:45:23   (  -0.07,-128.45) (   0.84,-124.32)  470.45                80
 10/04/2020   18:06:55   (   0.09,-128.42) (   0.17,-128.88)   52.87                80
 10/07/2020   06:02:38   (  -0.10,-128.46) (  -0.07,-128.49)    3.97                80
 10/09/2020   18:00:51   (   0.11,-128.41) (   0.01,-128.05)   41.53                80
 10/11/2020   06:22:32   (  -0.12,-128.44) (  -1.04,-132.64)  478.09                80
 10/12/2020   05:59:13   (  -0.12,-128.44) (   0.04,-127.64)   89.97                80