Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2020 12 23.  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)
 12/23/2020   10:20:55   (  -0.02,-137.22) (  -0.75,-133.84)  384.54                80
 12/24/2020   22:40:12   (   0.02,-137.21) (  -0.40,-139.15)  221.53                80
 12/25/2020   22:24:07   (   0.01,-137.20) (   0.61,-134.62)  294.23                80
 12/27/2020   10:43:15   (  -0.01,-137.19) (   0.60,-139.88)  307.11                80
 12/28/2020   10:27:10   (   0.00,-137.18) (  -0.41,-135.35)  208.08                80
 12/29/2020   22:46:26   (  -0.01,-137.15) (  -0.80,-140.65)  399.51                80
 12/30/2020   22:30:22   (  -0.01,-137.13) (   0.22,-136.12)  115.12                80
 01/01/2021   10:49:30   (   0.01,-137.11) (   0.94,-141.39)  487.77                80
 01/02/2021   10:33:25   (   0.01,-137.09) (  -0.01,-136.85)   26.56                80
 01/04/2021   22:33:58   (  -0.01,-137.02) (  -0.12,-137.63)   68.82                80
 01/05/2021   22:17:52   (  -0.01,-137.00) (   0.84,-133.09)  445.01                80