Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 5 14.  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)
 05/16/2021   07:22:31   (  -0.04,-137.19) (  -0.19,-137.98)   88.41                80
 05/18/2021   07:13:01   (  -0.04,-137.19) (   0.44,-135.02)  246.69                80
 05/18/2021   19:31:37   (   0.03,-137.18) (   0.65,-140.18)  339.96                80
 05/20/2021   19:19:27   (   0.03,-137.17) (   0.02,-137.22)    6.02                80
 05/22/2021   19:09:57   (   0.03,-137.15) (  -0.62,-134.27)  328.65                80
 05/23/2021   07:28:41   (  -0.03,-137.15) (  -0.52,-139.46)  262.37                80
 05/25/2021   07:19:11   (  -0.03,-137.12) (   0.12,-136.50)   70.76                80
 05/27/2021   07:07:00   (  -0.02,-137.09) (   0.71,-133.54)  402.83                80
 05/27/2021   19:25:36   (   0.02,-137.08) (   0.39,-138.70)  184.77                80