Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 10 23.  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)
 10/24/2021   22:40:20   (  -0.03,-137.22) (  -0.47,-139.24)  229.62                80
 10/25/2021   22:24:15   (  -0.03,-137.22) (   0.52,-134.70)  287.28                80
 10/27/2021   10:43:22   (   0.02,-137.22) (   0.64,-139.97)  312.71                80
 10/28/2021   10:27:16   (   0.02,-137.22) (  -0.36,-135.43)  203.69                80
 10/29/2021   22:46:33   (  -0.02,-137.21) (  -0.78,-140.74)  401.59                80
 10/30/2021   22:30:27   (  -0.02,-137.21) (   0.22,-136.21)  114.60                80
 11/01/2021   10:49:34   (   0.01,-137.20) (   1.00,-141.46)  486.19                80
 11/02/2021   10:33:29   (   0.01,-137.20) (  -0.06,-136.94)   29.69                80
 11/04/2021   22:33:59   (  -0.01,-137.16) (  -0.13,-137.70)   61.21                80
 11/05/2021   22:17:53   (  -0.01,-137.15) (   0.87,-133.16)  453.92                80