Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 11 28.  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)
 11/28/2021   21:45:50   (  -0.05,-128.24) (   0.68,-125.10)  358.61                80
 11/30/2021   10:04:56   (   0.02,-128.20) (   0.52,-130.36)  246.43                80
 12/01/2021   09:48:51   (   0.04,-128.17) (  -0.50,-125.82)  268.19                80
 12/02/2021   22:08:06   (  -0.02,-128.14) (  -0.67,-131.12)  339.46                80
 12/03/2021   21:51:59   (  -0.03,-128.11) (   0.29,-126.58)  174.80                80
 12/05/2021   10:11:07   (   0.01,-128.06) (   0.85,-131.85)  431.40                80
 12/06/2021   09:55:01   (   0.02,-128.03) (  -0.17,-127.31)   82.23                80
 12/08/2021   21:55:30   (  -0.01,-127.95) (  -0.04,-128.07)   13.39                80
 12/11/2021   09:58:31   (  -0.01,-127.86) (   0.21,-128.79)  106.19                80