Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 1 29.  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)
 01/29/2021   10:24:32   (   0.00,-137.23) (  -0.41,-135.32)  217.18                80
 01/30/2021   22:46:29   (   0.00,-137.23) (  -0.79,-140.62)  386.66                80
 01/31/2021   22:30:24   (   0.00,-137.24) (   0.24,-136.09)  130.53                80
 02/02/2021   10:52:12   (  -0.00,-137.25) (   0.90,-141.37)  468.35                80
 02/03/2021   10:30:48   (  -0.00,-137.25) (  -0.12,-136.84)   48.38                80
 02/05/2021   22:34:00   (   0.01,-137.24) (  -0.05,-137.61)   40.76                80
 02/06/2021   22:17:54   (   0.01,-137.24) (   0.92,-133.06)  475.34                80
 02/08/2021   10:39:43   (  -0.02,-137.24) (   0.22,-138.34)  125.36                80
 02/09/2021   10:18:18   (  -0.02,-137.23) (  -0.80,-133.81)  390.19                80
 02/10/2021   22:40:15   (   0.02,-137.21) (  -0.38,-139.11)  216.44                80
 02/11/2021   22:24:09   (   0.03,-137.20) (   0.59,-134.57)  299.20                80