Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 1 25.  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)
 01/26/2020   19:22:36   (  -0.01,-137.21) (  -0.03,-137.19)    3.33                80
 01/28/2020   19:10:24   (  -0.00,-137.22) (  -0.65,-134.23)  339.64                80
 01/29/2020   07:29:08   (   0.01,-137.21) (  -0.45,-139.42)  251.35                80
 01/31/2020   07:19:36   (   0.01,-137.21) (   0.18,-136.47)   84.66                80
 02/02/2020   07:07:24   (   0.01,-137.20) (   0.81,-133.51)  419.95                80
 02/02/2020   19:25:59   (  -0.01,-137.20) (   0.32,-138.66)  166.43                80
 02/04/2020   19:16:27   (  -0.01,-137.18) (  -0.32,-135.70)  167.75                80
 02/05/2020   07:35:11   (   0.02,-137.17) (  -0.78,-140.90)  423.90                80
 02/07/2020   07:22:59   (   0.02,-137.14) (  -0.14,-137.94)   90.82                80