Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 8 17.  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)
 08/17/2021   22:18:21   (  -0.04,-137.19) (   0.83,-133.25)  448.23                80
 08/19/2021   10:40:09   (   0.04,-137.18) (   0.36,-138.52)  152.98                80
 08/20/2021   10:18:44   (   0.03,-137.18) (  -0.67,-133.99)  362.45                80
 08/21/2021   22:40:40   (  -0.02,-137.16) (  -0.51,-139.30)  244.47                80
 08/22/2021   22:24:36   (  -0.02,-137.15) (   0.52,-134.77)  270.93                80
 08/24/2021   10:43:43   (   0.01,-137.14) (   0.67,-140.04)  330.44                80
 08/25/2021   10:27:39   (   0.02,-137.13) (  -0.36,-135.51)  184.95                80
 08/26/2021   22:46:54   (  -0.02,-137.11) (  -0.87,-140.81)  422.27                80
 08/27/2021   22:30:50   (  -0.02,-137.09) (   0.16,-136.28)   92.82                80
 08/30/2021   10:33:52   (   0.01,-137.06) (  -0.01,-137.02)    5.04                80