Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 8 30.  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)
 08/31/2021   10:11:49   (   0.44,-128.29) (   1.26,-131.97)  420.18                80
 09/01/2021   09:55:44   (   0.44,-128.28) (   0.23,-127.45)   95.62                80
 09/03/2021   21:58:55   (  -0.43,-128.20) (  -0.43,-128.21)    1.19                80
 09/06/2021   09:59:18   (   0.42,-128.24) (   0.58,-128.96)   81.72                80
 09/07/2021   09:43:13   (   0.42,-128.23) (  -0.40,-124.42)  433.61                80
 09/08/2021   22:02:29   (  -0.42,-128.15) (  -0.77,-129.72)  179.31                80
 09/09/2021   21:46:24   (  -0.42,-128.14) (   0.26,-125.20)  335.69                80
 09/11/2021   10:05:32   (   0.41,-128.17) (   0.92,-130.47)  261.45                80
 09/12/2021   09:49:26   (   0.42,-128.15) (  -0.06,-125.93)  253.13                80