Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 9 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)
 09/17/2021   22:34:20   (  -0.03,-137.19) (  -0.14,-137.78)   66.95                80
 09/18/2021   22:18:15   (  -0.03,-137.19) (   0.84,-133.25)  449.31                80
 09/20/2021   10:37:22   (   0.02,-137.20) (   0.33,-138.51)  150.49                80
 09/21/2021   10:21:18   (   0.02,-137.20) (  -0.70,-133.99)  365.72                80
 09/22/2021   22:40:34   (  -0.02,-137.18) (  -0.47,-139.30)  240.53                80
 09/23/2021   22:24:29   (  -0.02,-137.17) (   0.52,-134.76)  275.44                80
 09/25/2021   10:43:36   (   0.02,-137.17) (   0.66,-140.03)  325.14                80
 09/26/2021   10:27:30   (   0.02,-137.16) (  -0.33,-135.49)  190.29                80
 09/27/2021   22:46:47   (  -0.02,-137.13) (  -0.84,-140.79)  417.45                80
 09/28/2021   22:30:42   (  -0.02,-137.12) (   0.20,-136.27)   97.48                80