Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 3 4.  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)
 03/04/2021   22:30:22   (   0.05,-137.22) (   0.31,-136.04)  134.48                80
 03/06/2021   10:52:09   (  -0.05,-137.21) (   0.88,-141.30)  466.89                80
 03/07/2021   10:30:45   (  -0.04,-137.20) (  -0.15,-136.78)   49.08                80
 03/09/2021   22:33:56   (   0.03,-137.19) (  -0.04,-137.54)   39.56                80
 03/10/2021   22:17:50   (   0.03,-137.18) (   0.94,-133.00)  476.32                80
 03/12/2021   10:39:37   (  -0.02,-137.16) (   0.25,-138.26)  125.64                80
 03/13/2021   10:18:13   (  -0.02,-137.15) (  -0.79,-133.73)  389.94                80
 03/14/2021   22:40:08   (   0.02,-137.14) (  -0.43,-139.02)  215.20                80
 03/15/2021   22:24:04   (   0.02,-137.13) (   0.61,-134.49)  300.21                80
 03/17/2021   10:45:51   (  -0.02,-137.10) (   0.58,-139.76)  302.51                80