Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 10 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 10/13/2021   10:05:23   (   0.27,-128.11) (   0.77,-130.45)  267.23                80
 10/14/2021   09:49:18   (   0.28,-128.13) (  -0.22,-125.92)  252.33                80
 10/15/2021   22:08:34   (  -0.25,-128.15) (  -0.93,-131.23)  350.74                80
 10/16/2021   21:52:28   (  -0.26,-128.17) (   0.06,-126.69)  168.95                80
 10/18/2021   10:11:37   (   0.23,-128.23) (   1.04,-131.97)  425.32                80
 10/19/2021   09:55:31   (   0.24,-128.26) (   0.05,-127.43)   94.35                80
 10/21/2021   21:58:42   (  -0.23,-128.30) (  -0.20,-128.21)   10.62                80
 10/24/2021   09:59:04   (   0.22,-128.37) (   0.37,-128.94)   65.52                80
 10/25/2021   09:42:58   (   0.23,-128.39) (  -0.63,-124.40)  453.32                80