Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 10 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)
 10/30/2021   22:30:27   (  -0.02,-137.22) (   0.21,-136.20)  116.64                80
 11/01/2021   10:49:34   (   0.02,-137.22) (   0.94,-141.47)  484.17                80
 11/02/2021   10:33:29   (   0.02,-137.21) (  -0.06,-136.93)   32.08                80
 11/04/2021   22:33:59   (  -0.02,-137.19) (  -0.13,-137.70)   57.32                80
 11/05/2021   22:17:53   (  -0.02,-137.18) (   0.87,-133.16)  458.20                80
 11/07/2021   10:37:01   (   0.02,-137.16) (   0.28,-138.43)  144.49                80
 11/08/2021   10:20:55   (   0.02,-137.14) (  -0.72,-133.89)  370.35                80
 11/09/2021   22:40:10   (  -0.01,-137.11) (  -0.46,-139.19)  236.89                80
 11/10/2021   22:24:05   (  -0.01,-137.09) (   0.55,-134.66)  277.74                80
 11/12/2021   10:43:11   (   0.01,-137.06) (   0.66,-139.92)  325.68                80