Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 9 6.  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)
 09/08/2020   06:05:21   (  -0.02,-128.03) (  -0.11,-128.49)   52.13                80
 09/10/2020   18:03:31   (   0.02,-128.06) (   0.04,-128.05)    2.21                80
 09/13/2020   05:59:11   (  -0.03,-128.16) (   0.06,-127.65)   57.27                80
 09/14/2020   18:20:41   (   0.04,-128.15) (   0.95,-132.21)  463.19                80
 09/15/2020   17:57:21   (   0.03,-128.17) (  -0.19,-127.22)  108.05                80
 09/17/2020   06:19:01   (  -0.04,-128.24) (  -0.85,-131.81)  407.67                80
 09/18/2020   05:55:41   (  -0.03,-128.25) (   0.29,-126.82)  163.09                80
 09/19/2020   18:17:11   (   0.04,-128.23) (   0.72,-131.38)  358.25                80
 09/20/2020   17:53:51   (   0.03,-128.25) (  -0.37,-126.38)  212.49                80