Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 6 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)
 06/07/2021   10:08:21   (   0.06,-128.52) (   0.48,-130.50)  225.67                80
 06/08/2021   09:46:57   (   0.06,-128.52) (  -0.53,-125.97)  290.57                80
 06/09/2021   22:08:53   (  -0.05,-128.44) (  -0.68,-131.27)  322.49                80
 06/10/2021   21:52:49   (  -0.05,-128.44) (   0.33,-126.74)  193.73                80
 06/12/2021   10:14:37   (   0.04,-128.51) (   0.83,-132.02)  399.68                80
 06/13/2021   09:53:13   (   0.05,-128.50) (  -0.18,-127.49)  115.84                80
 06/14/2021   22:15:09   (  -0.04,-128.41) (  -1.03,-132.79)  498.93                80
 06/15/2021   21:59:05   (  -0.05,-128.41) (  -0.01,-128.26)   16.74                80
 06/18/2021   10:02:08   (   0.05,-128.46) (   0.16,-129.01)   61.66                80
 06/19/2021   09:40:44   (   0.06,-128.45) (  -0.85,-124.48)  453.32                80
 06/20/2021   22:02:40   (  -0.05,-128.35) (  -0.35,-129.78)  162.86                80