Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 6 2.  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)
 06/02/2021   10:02:05   (   0.06,-128.48) (   0.18,-128.97)   55.85                80
 06/03/2021   09:40:40   (   0.07,-128.49) (  -0.83,-124.44)  461.10                80
 06/04/2021   22:02:37   (  -0.07,-128.43) (  -0.39,-129.74)  149.90                80
 06/05/2021   21:46:33   (  -0.07,-128.44) (   0.68,-125.23)  367.42                80
 06/07/2021   10:08:22   (   0.06,-128.52) (   0.48,-130.50)  224.81                80
 06/08/2021   09:46:57   (   0.06,-128.52) (  -0.53,-125.97)  291.60                80
 06/09/2021   22:08:53   (  -0.05,-128.45) (  -0.68,-131.27)  321.44                80
 06/10/2021   21:52:49   (  -0.06,-128.45) (   0.34,-126.74)  194.99                80
 06/12/2021   10:14:37   (   0.05,-128.53) (   0.82,-132.02)  397.75                80
 06/13/2021   09:53:13   (   0.05,-128.52) (  -0.19,-127.49)  117.95                80
 06/14/2021   22:15:09   (  -0.05,-128.43) (  -1.01,-132.79)  496.86                80
 06/15/2021   21:59:05   (  -0.06,-128.43) (  -0.00,-128.26)   19.13                80