Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 10 15.  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)
 10/15/2020   07:05:00   (   0.05,-137.21) (   0.84,-133.54)  417.19                80
 10/15/2020   19:26:15   (  -0.05,-137.21) (   0.30,-138.69)  168.81                80
 10/17/2020   19:16:44   (  -0.05,-137.21) (  -0.35,-135.73)  167.47                80
 10/18/2020   07:38:08   (   0.05,-137.21) (  -0.77,-140.92)  423.17                80
 10/20/2020   07:25:57   (   0.05,-137.20) (  -0.12,-137.97)   87.87                80
 10/22/2020   07:11:06   (   0.04,-137.18) (   0.53,-135.02)  246.83                80
 10/22/2020   19:32:20   (  -0.04,-137.18) (   0.60,-140.16)  339.82                80
 10/24/2020   19:20:09   (  -0.03,-137.16) (   0.01,-137.20)    6.45                80
 10/26/2020   19:10:38   (  -0.03,-137.13) (  -0.65,-134.25)  328.51                80
 10/27/2020   07:32:01   (   0.03,-137.13) (  -0.46,-139.44)  262.49                80