Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 5 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 05/05/2021   10:24:49   (  -0.02,-137.19) (  -0.40,-135.38)  205.36                80
 05/06/2021   22:49:27   (   0.01,-137.19) (  -0.77,-140.70)  399.26                80
 05/07/2021   22:28:02   (   0.02,-137.19) (   0.23,-136.16)  116.58                80
 05/09/2021   10:52:30   (  -0.01,-137.18) (   0.94,-141.44)  485.34                80
 05/10/2021   10:31:06   (  -0.02,-137.17) (  -0.07,-136.91)   30.04                80
 05/12/2021   22:34:19   (   0.02,-137.16) (  -0.10,-137.69)   60.82                80
 05/13/2021   22:18:14   (   0.02,-137.14) (   0.90,-133.16)  454.01                80
 05/15/2021   10:40:03   (  -0.01,-137.12) (   0.27,-138.43)  149.61                80
 05/16/2021   10:18:38   (  -0.01,-137.10) (  -0.74,-133.90)  364.66                80
 05/17/2021   22:40:34   (   0.01,-137.07) (  -0.48,-139.20)  243.01                80
 05/18/2021   22:24:30   (   0.01,-137.05) (   0.52,-134.67)  271.03                80