Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2020 5 13.  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)
 05/14/2020   22:40:44   (   0.01,-137.19) (  -0.43,-139.17)  225.28                80
 05/15/2020   22:24:39   (   0.01,-137.19) (   0.55,-134.63)  290.78                80
 05/17/2020   10:46:26   (  -0.00,-137.18) (   0.62,-139.90)  310.83                80
 05/18/2020   10:25:02   (  -0.01,-137.17) (  -0.42,-135.38)  204.83                80
 05/19/2020   22:46:58   (   0.00,-137.16) (  -0.76,-140.69)  400.71                80
 05/20/2020   22:30:52   (   0.01,-137.15) (   0.23,-136.15)  114.68                80
 05/22/2020   10:52:40   (  -0.00,-137.13) (   0.95,-141.42)  487.98                80
 05/23/2020   10:31:14   (  -0.01,-137.12) (  -0.03,-136.88)   26.89                80
 05/25/2020   22:34:25   (   0.00,-137.07) (  -0.15,-137.65)   66.22                80
 05/26/2020   22:18:21   (  -0.00,-137.05) (   0.89,-133.12)  448.04                80