Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2020 12 16.  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)
 12/16/2020   16:42:17   (   0.28,-128.20) (  -0.60,-124.10)  466.16                80
 12/18/2020   04:58:39   (  -0.28,-128.24) (  -0.37,-128.75)   56.91                80
 12/20/2020   16:56:50   (   0.28,-128.24) (   0.33,-128.35)   14.20                80
 12/23/2020   04:57:50   (  -0.28,-128.29) (  -0.24,-128.01)   30.83                80
 12/24/2020   17:14:03   (   0.26,-128.27) (   1.19,-132.62)  495.05                80
 12/25/2020   16:56:02   (   0.27,-128.27) (   0.13,-127.63)   72.88                80
 12/27/2020   05:12:23   (  -0.26,-128.30) (  -1.16,-132.27)  452.09                80
 12/28/2020   04:54:23   (  -0.27,-128.31) (  -0.04,-127.29)  115.71                80
 12/29/2020   17:10:34   (   0.25,-128.28) (   1.05,-131.89)  411.15                80