Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2020 12 6.  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)
 12/06/2020   16:49:13   (   0.27,-128.04) (  -0.29,-125.56)  283.37                80
 12/08/2020   05:05:33   (  -0.27,-128.10) (  -0.74,-130.19)  238.56                80
 12/09/2020   04:47:34   (  -0.27,-128.12) (   0.37,-125.21)  330.87                80
 12/10/2020   17:03:45   (   0.27,-128.12) (   0.65,-129.81)  192.85                80
 12/11/2020   16:45:46   (   0.27,-128.13) (  -0.46,-124.83)  376.12                80
 12/13/2020   05:02:06   (  -0.27,-128.18) (  -0.57,-129.46)  147.08                80
 12/14/2020   04:44:06   (  -0.28,-128.19) (   0.54,-124.49)  421.66                80
 12/15/2020   17:00:18   (   0.27,-128.18) (   0.48,-129.08)  103.11                80
 12/16/2020   16:42:18   (   0.28,-128.19) (  -0.64,-124.11)  465.30                80
 12/18/2020   04:58:38   (  -0.28,-128.23) (  -0.39,-128.74)   58.75                80