Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2020 12 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 12/14/2020   04:44:06   (  -0.28,-128.20) (   0.54,-124.49)  423.24                80
 12/15/2020   17:00:18   (   0.27,-128.19) (   0.48,-129.09)  101.97                80
 12/16/2020   16:42:18   (   0.28,-128.20) (  -0.64,-124.11)  466.62                80
 12/18/2020   04:58:38   (  -0.28,-128.25) (  -0.39,-128.74)   56.43                80
 12/20/2020   16:59:30   (   0.28,-128.25) (   0.29,-128.36)   13.12                80
 12/23/2020   04:57:51   (  -0.28,-128.30) (  -0.19,-128.02)   31.97                80
 12/24/2020   17:14:02   (   0.26,-128.28) (   1.21,-132.62)  493.49                80
 12/25/2020   16:56:02   (   0.27,-128.29) (   0.15,-127.63)   74.60                80