Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2020 5 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 05/14/2020   18:16:30   (   0.21,-128.33) (   0.92,-131.43)  353.92                80
 05/15/2020   17:58:31   (   0.21,-128.33) (  -0.23,-126.44)  215.10                80
 05/17/2020   06:17:32   (  -0.20,-128.27) (  -0.80,-131.04)  314.89                80
 05/18/2020   05:54:13   (  -0.20,-128.27) (   0.30,-126.04)  253.74                80
 05/19/2020   18:13:04   (   0.20,-128.31) (   0.71,-130.60)  261.51                80
 05/20/2020   17:55:05   (   0.20,-128.31) (  -0.39,-125.61)  307.09                80
 05/22/2020   06:14:06   (  -0.19,-128.25) (  -0.64,-130.21)  223.51                80
 05/23/2020   05:50:47   (  -0.19,-128.24) (   0.46,-125.21)  344.34                80
 05/24/2020   18:09:39   (   0.18,-128.26) (   0.49,-129.78)  172.73                80
 05/25/2020   17:51:39   (   0.18,-128.25) (  -0.61,-124.79)  394.91                80
 05/27/2020   06:10:41   (  -0.17,-128.18) (  -0.41,-129.39)  136.88                80