Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 5 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 05/22/2020   07:18:57   (  -0.03,-137.20) (   0.15,-136.49)   82.02                80
 05/24/2020   07:06:46   (  -0.02,-137.20) (   0.78,-133.53)  418.03                80
 05/24/2020   19:25:21   (   0.02,-137.20) (   0.36,-138.67)  168.12                80
 05/26/2020   19:15:51   (   0.02,-137.19) (  -0.32,-135.73)  166.84                80
 05/27/2020   07:34:34   (  -0.01,-137.18) (  -0.80,-140.91)  424.28                80
 05/29/2020   07:22:24   (  -0.01,-137.16) (  -0.17,-137.95)   90.14                80
 05/31/2020   07:12:53   (  -0.01,-137.13) (   0.46,-135.00)  243.66                80
 05/31/2020   19:31:27   (   0.01,-137.13) (   0.68,-140.14)  343.07                80
 06/02/2020   19:19:16   (   0.00,-137.10) (   0.05,-137.18)   10.34                80