Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 9 11.  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)
 09/11/2021   10:05:31   (   0.42,-128.17) (   0.93,-130.46)  260.43                80
 09/12/2021   09:49:27   (   0.42,-128.15) (  -0.10,-125.93)  253.73                80
 09/13/2021   22:08:42   (  -0.41,-128.06) (  -1.13,-131.22)  361.04                80
 09/14/2021   21:52:38   (  -0.41,-128.03) (  -0.09,-126.70)  152.48                80
 09/16/2021   10:11:45   (   0.39,-128.04) (   1.27,-131.97)  447.28                80
 09/17/2021   09:55:40   (   0.39,-128.01) (   0.29,-127.43)   66.31                80
 09/19/2021   21:56:10   (  -0.38,-127.89) (  -0.48,-128.20)   35.29                80
 09/20/2021   21:40:06   (  -0.39,-127.86) (   0.56,-123.67)  478.38                80
 09/22/2021   09:59:13   (   0.37,-127.87) (   0.61,-128.94)  121.57                80
 09/23/2021   09:43:08   (   0.38,-127.84) (  -0.37,-124.40)  392.02                80
 09/24/2021   22:02:24   (  -0.36,-127.75) (  -0.79,-129.71)  223.22                80