Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 1 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 01/18/2021   03:52:51   (   0.00,-137.21) (  -0.89,-141.12)  446.06                80
 01/19/2021   03:41:09   (   0.00,-137.21) (  -0.21,-138.26)  119.31                80
 01/20/2021   03:32:05   (   0.00,-137.21) (   0.41,-135.39)  207.41                80
 01/22/2021   15:52:57   (  -0.00,-137.22) (   0.69,-140.33)  354.82                80
 01/23/2021   15:41:14   (  -0.00,-137.21) (   0.05,-137.46)   28.65                80
 01/24/2021   15:26:50   (  -0.00,-137.20) (  -0.59,-134.60)  297.29                80
 01/27/2021   03:50:30   (   0.00,-137.17) (  -0.56,-139.56)  273.64                80
 01/28/2021   03:36:07   (   0.01,-137.15) (   0.13,-136.71)   51.50                80
 01/29/2021   03:24:24   (   0.01,-137.14) (   0.75,-133.84)  376.43                80