Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 1 5.  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)
 01/05/2021   22:17:54   (   0.03,-137.22) (   0.94,-133.11)  468.65                80
 01/07/2021   10:39:42   (  -0.02,-137.22) (   0.21,-138.38)  131.59                80
 01/08/2021   10:18:17   (  -0.01,-137.22) (  -0.75,-133.83)  385.01                80
 01/09/2021   22:40:13   (  -0.01,-137.21) (  -0.45,-139.13)  219.22                80
 01/10/2021   22:24:09   (  -0.01,-137.21) (   0.56,-134.60)  296.73                80
 01/12/2021   10:45:57   (   0.01,-137.20) (   0.58,-139.88)  304.94                80
 01/13/2021   10:24:31   (   0.01,-137.19) (  -0.38,-135.33)  210.59                80
 01/14/2021   22:46:29   (  -0.01,-137.17) (  -0.76,-140.65)  395.30                80
 01/15/2021   22:30:23   (  -0.01,-137.16) (   0.20,-136.10)  120.24                80
 01/17/2021   10:52:11   (   0.01,-137.15) (   0.95,-141.38)  481.67                80
 01/18/2021   10:30:47   (   0.01,-137.14) (  -0.07,-136.85)   33.61                80