Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 9 7.  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)
 09/07/2021   09:43:13   (   0.43,-128.24) (  -0.41,-124.42)  435.01                80
 09/08/2021   22:02:29   (  -0.42,-128.17) (  -0.76,-129.72)  177.06                80
 09/09/2021   21:46:24   (  -0.42,-128.16) (   0.21,-125.18)  338.23                80
 09/11/2021   10:05:32   (   0.42,-128.19) (   0.91,-130.46)  258.81                80
 09/12/2021   09:49:26   (   0.42,-128.17) (  -0.07,-125.93)  256.07                80
 09/13/2021   22:08:43   (  -0.41,-128.09) (  -1.10,-131.23)  357.40                80
 09/14/2021   21:52:37   (  -0.41,-128.07) (  -0.12,-126.69)  156.86                80
 09/16/2021   10:11:46   (   0.39,-128.09) (   1.24,-131.97)  441.97                80
 09/17/2021   09:55:40   (   0.39,-128.07) (   0.26,-127.44)   72.29                80
 09/19/2021   21:56:11   (  -0.38,-127.97) (  -0.45,-128.20)   27.22                80
 09/20/2021   21:40:06   (  -0.39,-127.95) (   0.59,-123.68)  487.11                80