Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 12 3.  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)
 12/03/2021   21:52:00   (  -0.03,-128.13) (   0.33,-126.58)  176.10                80
 12/05/2021   10:11:06   (   0.01,-128.07) (   0.86,-131.84)  429.89                80
 12/06/2021   09:55:01   (   0.02,-128.04) (  -0.15,-127.31)   83.97                80
 12/08/2021   21:55:30   (  -0.01,-127.97) (  -0.05,-128.06)   10.95                80
 12/11/2021   09:58:31   (  -0.01,-127.89) (   0.22,-128.79)  103.04                80
 12/12/2021   09:42:25   (   0.01,-127.86) (  -0.79,-124.25)  410.78                80
 12/13/2021   22:01:40   (   0.02,-127.82) (  -0.37,-129.55)  197.87                80
 12/14/2021   21:45:35   (   0.00,-127.78) (   0.65,-125.02)  315.89                80
 12/16/2021   10:04:41   (  -0.02,-127.73) (   0.53,-130.28)  290.57                80