Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 9 16.  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) (   1.29,-131.96)  447.12                80
 09/17/2021   09:55:40   (   0.39,-128.01) (   0.25,-127.43)   66.41                80
 09/19/2021   21:56:11   (  -0.38,-127.89) (  -0.45,-128.20)   35.12                80
 09/20/2021   21:40:06   (  -0.39,-127.86) (   0.53,-123.66)  478.43                80
 09/22/2021   09:59:13   (   0.37,-127.87) (   0.64,-128.93)  121.54                80
 09/23/2021   09:43:08   (   0.38,-127.84) (  -0.40,-124.40)  392.05                80
 09/24/2021   22:02:24   (  -0.36,-127.75) (  -0.83,-129.70)  223.33                80
 09/25/2021   21:46:19   (  -0.37,-127.71) (   0.21,-125.17)  289.71                80
 09/27/2021   10:05:26   (   0.35,-127.71) (   0.96,-130.44)  311.80                80
 09/28/2021   09:49:21   (   0.36,-127.67) (  -0.02,-125.90)  200.96                80
 09/29/2021   22:08:37   (  -0.33,-127.56) (  -1.14,-131.21)  415.37                80