Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 6 12.  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)
 06/13/2021   22:37:06   (  -0.00,-137.20) (  -0.10,-137.75)   62.76                80
 06/14/2021   22:15:42   (   0.00,-137.19) (   0.91,-133.22)  453.03                80
 06/16/2021   10:40:09   (   0.00,-137.19) (   0.30,-138.48)  148.16                80
 06/17/2021   10:18:45   (   0.00,-137.18) (  -0.71,-133.95)  367.32                80
 06/18/2021   22:43:21   (  -0.01,-137.16) (  -0.50,-139.26)  239.15                80
 06/19/2021   22:21:56   (  -0.00,-137.15) (   0.52,-134.73)  275.93                80
 06/21/2021   10:46:25   (   0.00,-137.14) (   0.64,-140.00)  326.66                80
 06/22/2021   10:25:00   (  -0.00,-137.12) (  -0.37,-135.47)  187.76                80
 06/23/2021   22:46:57   (   0.01,-137.09) (  -0.82,-140.78)  420.46                80
 06/24/2021   22:30:52   (   0.01,-137.07) (   0.19,-136.25)   93.58                80