Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 9 14.  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)
 09/14/2021   21:52:38   (  -0.41,-128.03) (  -0.10,-126.70)  152.58                80
 09/16/2021   10:11:45   (   0.39,-128.04) (   1.27,-131.96)  447.02                80
 09/17/2021   09:55:40   (   0.39,-128.02) (   0.23,-127.44)   66.62                80
 09/19/2021   21:56:11   (  -0.38,-127.89) (  -0.42,-128.21)   35.04                80
 09/20/2021   21:40:06   (  -0.39,-127.87) (   0.56,-123.67)  478.68                80
 09/22/2021   09:59:13   (   0.37,-127.87) (   0.61,-128.94)  121.10                80
 09/23/2021   09:43:08   (   0.38,-127.85) (  -0.37,-124.40)  392.53                80
 09/24/2021   22:02:24   (  -0.36,-127.75) (  -0.80,-129.71)  222.80                80
 09/25/2021   21:46:18   (  -0.37,-127.72) (   0.19,-125.17)  290.29                80
 09/27/2021   10:05:26   (   0.35,-127.71) (   0.98,-130.44)  311.09                80