Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 8 22.  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)
 08/22/2021   09:43:27   (  -0.24,-128.30) (  -1.05,-124.56)  424.85                80
 08/23/2021   22:02:43   (   0.26,-128.22) (  -0.13,-129.87)  188.37                80
 08/24/2021   21:46:38   (   0.25,-128.23) (   0.90,-125.34)  328.96                80
 08/26/2021   10:05:47   (  -0.27,-128.32) (   0.23,-130.62)  261.54                80
 08/27/2021   09:49:41   (  -0.26,-128.33) (  -0.75,-126.08)  255.74                80
 08/28/2021   22:08:58   (   0.28,-128.25) (  -0.43,-131.39)  357.70                80
 08/29/2021   21:52:53   (   0.27,-128.25) (   0.60,-126.86)  158.94                80
 08/31/2021   10:12:00   (  -0.29,-128.33) (   0.58,-132.13)  433.16                80
 09/01/2021   09:55:56   (  -0.29,-128.33) (  -0.45,-127.60)   83.26                80
 09/03/2021   21:56:27   (   0.30,-128.24) (   0.25,-128.37)   15.22                80