Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2020 9 12.  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)
 09/13/2020   17:51:59   (   0.03,-128.14) (  -0.53,-125.57)  291.63                80
 09/15/2020   06:13:39   (  -0.04,-128.21) (  -0.50,-130.17)  224.16                80
 09/16/2020   05:50:20   (  -0.03,-128.23) (   0.64,-125.18)  347.04                80
 09/17/2020   18:11:50   (   0.04,-128.22) (   0.35,-129.74)  172.96                80
 09/18/2020   17:48:30   (   0.03,-128.24) (  -0.73,-124.74)  398.23                80
 09/20/2020   06:10:10   (  -0.04,-128.31) (  -0.29,-129.34)  118.11                80
 09/21/2020   05:46:51   (  -0.04,-128.32) (   0.85,-124.35)  452.58                80
 09/22/2020   18:08:20   (   0.05,-128.30) (   0.21,-128.89)   68.58                80
 09/25/2020   06:06:41   (  -0.06,-128.37) (  -0.08,-128.50)   15.19                80