Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 1 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)
 01/30/2021   22:46:29   (   0.00,-137.23) (  -0.75,-140.63)  387.48                80
 01/31/2021   22:30:25   (   0.00,-137.23) (   0.27,-136.10)  129.75                80
 02/02/2021   10:52:12   (  -0.00,-137.25) (   0.93,-141.36)  469.13                80
 02/03/2021   10:30:48   (  -0.00,-137.25) (  -0.10,-136.83)   47.57                80
 02/05/2021   22:33:59   (   0.01,-137.24) (  -0.07,-137.60)   41.18                80
 02/06/2021   22:17:55   (   0.01,-137.23) (   0.96,-133.07)  474.86                80
 02/08/2021   10:39:42   (  -0.02,-137.23) (   0.24,-138.33)  125.84                80
 02/09/2021   10:18:18   (  -0.02,-137.22) (  -0.78,-133.80)  389.76                80
 02/10/2021   22:40:14   (   0.02,-137.20) (  -0.40,-139.10)  216.66                80
 02/11/2021   22:24:10   (   0.02,-137.19) (   0.63,-134.57)  299.01                80