Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 3 14.  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)
 03/14/2021   22:40:09   (   0.04,-137.21) (  -0.39,-139.03)  208.32                80
 03/15/2021   22:24:05   (   0.05,-137.20) (   0.65,-134.50)  307.86                80
 03/17/2021   10:45:52   (  -0.04,-137.19) (   0.54,-139.76)  293.88                80
 03/18/2021   10:24:27   (  -0.04,-137.18) (  -0.50,-135.24)  221.78                80
 03/19/2021   22:46:23   (   0.04,-137.16) (  -0.72,-140.53)  383.41                80
 03/20/2021   22:30:18   (   0.04,-137.15) (   0.32,-136.00)  131.86                80
 03/22/2021   10:52:06   (  -0.03,-137.12) (   0.87,-141.26)  471.21                80
 03/23/2021   10:30:40   (  -0.03,-137.10) (  -0.11,-136.72)   43.54                80
 03/25/2021   22:33:51   (   0.02,-137.05) (  -0.07,-137.48)   48.58                80
 03/26/2021   22:17:45   (   0.02,-137.03) (   0.92,-132.94)  465.76                80