Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 9 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)
 09/13/2020   05:59:11   (  -0.03,-128.16) (   0.11,-127.66)   57.80                80
 09/14/2020   18:20:41   (   0.04,-128.15) (   0.96,-132.21)  462.22                80
 09/15/2020   17:57:21   (   0.03,-128.18) (  -0.18,-127.22)  109.10                80
 09/17/2020   06:19:01   (  -0.04,-128.24) (  -0.87,-131.81)  406.85                80
 09/18/2020   05:55:41   (  -0.03,-128.26) (   0.28,-126.82)  164.04                80
 09/19/2020   18:17:11   (   0.04,-128.25) (   0.73,-131.38)  356.78                80
 09/20/2020   17:53:51   (   0.04,-128.26) (  -0.36,-126.38)  214.04                80
 09/22/2020   06:15:31   (  -0.05,-128.32) (  -0.63,-130.98)  302.64                80
 09/23/2020   05:52:11   (  -0.04,-128.33) (   0.46,-125.98)  267.63                80
 09/24/2020   18:13:41   (   0.06,-128.31) (   0.56,-130.54)  254.41                80