Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 9 15.  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)
 09/16/2021   10:11:45   (   0.39,-128.04) (   1.25,-131.97)  447.06                80
 09/17/2021   09:55:40   (   0.39,-128.02) (   0.27,-127.43)   66.49                80
 09/19/2021   21:56:11   (  -0.38,-127.89) (  -0.47,-128.20)   35.05                80
 09/20/2021   21:40:06   (  -0.39,-127.86) (   0.57,-123.67)  478.56                80
 09/22/2021   09:59:13   (   0.37,-127.87) (   0.60,-128.94)  121.29                80
 09/23/2021   09:43:08   (   0.38,-127.84) (  -0.38,-124.40)  392.31                80
 09/24/2021   22:02:24   (  -0.36,-127.75) (  -0.78,-129.71)  223.05                80
 09/25/2021   21:46:19   (  -0.37,-127.71) (   0.20,-125.17)  290.01                80
 09/27/2021   10:05:26   (   0.35,-127.71) (   0.97,-130.44)  311.42                80
 09/28/2021   09:49:22   (   0.36,-127.67) (  -0.07,-125.91)  201.40                80