Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 8 4.  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)
 08/05/2021   09:59:32   (  -0.17,-128.04) (   0.04,-129.07)  117.40                80
 08/06/2021   09:43:26   (  -0.16,-128.06) (  -0.92,-124.53)  401.43                80
 08/07/2021   22:02:43   (   0.19,-127.99) (  -0.20,-129.85)  211.17                80
 08/08/2021   21:46:38   (   0.18,-128.01) (   0.77,-125.31)  307.35                80
 08/10/2021   10:05:46   (  -0.20,-128.13) (   0.38,-130.59)  280.44                80
 08/11/2021   09:49:42   (  -0.19,-128.15) (  -0.65,-126.06)  238.02                80
 08/12/2021   22:08:58   (   0.21,-128.08) (  -0.53,-131.37)  374.91                80
 08/13/2021   21:52:54   (   0.20,-128.09) (   0.50,-126.84)  143.06                80
 08/15/2021   10:12:02   (  -0.22,-128.20) (   0.64,-132.12)  446.10                80
 08/16/2021   09:55:57   (  -0.21,-128.21) (  -0.32,-127.58)   71.53                80