Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 4 23.  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)
 04/24/2020   19:15:54   (   0.03,-137.20) (  -0.29,-135.74)  166.77                80
 04/25/2020   07:37:18   (  -0.03,-137.19) (  -0.81,-140.93)  424.88                80
 04/27/2020   07:25:05   (  -0.03,-137.17) (  -0.23,-137.96)   90.60                80
 04/29/2020   07:10:13   (  -0.02,-137.15) (   0.42,-135.01)  242.87                80
 04/29/2020   19:31:28   (   0.02,-137.15) (   0.69,-140.17)  343.57                80
 05/01/2020   19:19:16   (   0.01,-137.12) (   0.04,-137.22)   10.98                80
 05/03/2020   19:09:44   (   0.01,-137.09) (  -0.61,-134.27)  321.26                80
 05/04/2020   07:31:07   (  -0.01,-137.07) (  -0.54,-139.45)  270.97                80
 05/06/2020   07:16:15   (  -0.01,-137.03) (   0.11,-136.50)   60.74                80