Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 1 10.  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)
 01/10/2020   19:22:41   (   0.00,-137.20) (  -0.02,-137.19)    2.60                80
 01/12/2020   19:10:29   (   0.01,-137.19) (  -0.60,-134.23)  336.31                80
 01/13/2020   07:29:14   (  -0.01,-137.17) (  -0.46,-139.43)  256.02                80
 01/15/2020   07:19:42   (  -0.01,-137.15) (   0.11,-136.46)   77.64                80
 01/17/2020   07:07:31   (  -0.02,-137.12) (   0.74,-133.51)  410.69                80
 01/17/2020   19:26:06   (   0.01,-137.13) (   0.34,-138.67)  175.59                80
 01/19/2020   19:16:35   (   0.01,-137.09) (  -0.28,-135.71)  156.59                80
 01/20/2020   07:35:19   (  -0.00,-137.07) (  -0.84,-140.90)  436.05                80
 01/21/2020   19:04:25   (   0.01,-137.05) (  -0.89,-132.76)  488.11                80
 01/22/2020   07:23:08   (  -0.01,-137.03) (  -0.23,-137.95)  104.74                80