Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 1 11.  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)
 01/12/2021   10:43:17   (  -0.02,-137.24) (   0.58,-139.88)  300.87                80
 01/13/2021   10:27:13   (  -0.02,-137.24) (  -0.44,-135.35)  215.77                80
 01/14/2021   22:46:29   (   0.03,-137.25) (  -0.76,-140.65)  388.22                80
 01/15/2021   22:30:24   (   0.03,-137.25) (   0.26,-136.12)  128.25                80
 01/17/2021   10:52:13   (  -0.03,-137.24) (   0.89,-141.39)  472.60                80
 01/18/2021   10:30:48   (  -0.03,-137.24) (  -0.13,-136.86)   43.74                80
 01/20/2021   22:34:00   (   0.03,-137.24) (  -0.05,-137.63)   44.52                80
 01/21/2021   22:17:56   (   0.02,-137.23) (   0.97,-133.10)  471.43                80
 01/23/2021   10:39:43   (  -0.02,-137.21) (   0.23,-138.36)  130.54                80
 01/24/2021   10:18:17   (   0.02,-137.20) (  -0.73,-133.82)  385.67                80