Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 7 30.  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)
 07/31/2021   22:34:28   (  -0.03,-137.21) (  -0.14,-137.79)   65.39                80
 08/01/2021   22:18:23   (  -0.03,-137.21) (   0.83,-133.25)  451.09                80
 08/03/2021   10:40:11   (   0.02,-137.21) (   0.32,-138.53)  149.98                80
 08/04/2021   10:18:46   (   0.01,-137.21) (  -0.71,-134.00)  365.72                80
 08/05/2021   22:40:43   (   0.02,-137.20) (  -0.47,-139.31)  240.59                80
 08/06/2021   22:24:38   (   0.02,-137.19) (   0.56,-134.78)  275.09                80
 08/08/2021   10:46:26   (  -0.01,-137.18) (   0.65,-140.04)  326.95                80
 08/09/2021   10:25:01   (  -0.01,-137.17) (  -0.38,-135.51)  188.29                80
 08/10/2021   22:46:57   (   0.01,-137.15) (  -0.80,-140.82)  418.31                80
 08/11/2021   22:30:52   (   0.01,-137.13) (   0.17,-136.28)   96.73                80