Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 6 5.  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)
 06/05/2021   21:46:33   (  -0.07,-128.44) (   0.64,-125.22)  367.13                80
 06/07/2021   10:08:21   (   0.06,-128.52) (   0.52,-130.49)  225.54                80
 06/08/2021   09:46:56   (   0.06,-128.52) (  -0.49,-125.96)  290.73                80
 06/09/2021   22:08:54   (  -0.05,-128.44) (  -0.66,-131.28)  322.32                80
 06/10/2021   21:52:49   (  -0.05,-128.44) (   0.35,-126.75)  194.00                80
 06/12/2021   10:14:37   (   0.04,-128.52) (   0.81,-132.02)  399.25                80
 06/13/2021   09:53:12   (   0.05,-128.51) (  -0.15,-127.48)  116.38                80
 06/14/2021   22:15:09   (  -0.04,-128.42) (  -1.00,-132.80)  498.45                80
 06/15/2021   21:59:04   (  -0.05,-128.41) (  -0.04,-128.25)   17.55                80
 06/18/2021   10:02:08   (   0.05,-128.47) (   0.19,-129.00)   60.84                80