Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 4 12.  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)
 04/13/2020   07:10:21   (  -0.03,-137.19) (   0.43,-135.00)  248.41                80
 04/13/2020   19:31:36   (   0.03,-137.20) (   0.69,-140.16)  336.25                80
 04/15/2020   19:19:25   (   0.02,-137.19) (   0.01,-137.21)    3.08                80
 04/17/2020   19:09:53   (   0.02,-137.17) (  -0.61,-134.26)  331.54                80
 04/18/2020   07:31:17   (  -0.02,-137.15) (  -0.51,-139.45)  261.63                80
 04/20/2020   07:16:25   (  -0.02,-137.13) (   0.10,-136.49)   71.79                80
 04/22/2020   07:04:13   (  -0.02,-137.10) (   0.71,-133.53)  404.72                80
 04/22/2020   19:25:29   (   0.02,-137.11) (   0.35,-138.70)  180.68                80
 04/24/2020   19:15:57   (   0.01,-137.08) (  -0.25,-135.74)  151.36                80
 04/25/2020   07:37:20   (  -0.01,-137.05) (  -0.86,-140.93)  442.03                80