Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 2 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)
 02/15/2021   19:07:42   (   0.03,-137.23) (  -0.64,-134.24)  340.61                80
 02/16/2021   07:31:46   (  -0.03,-137.21) (  -0.47,-139.43)  250.94                80
 02/18/2021   07:16:54   (  -0.03,-137.21) (   0.15,-136.47)   84.28                80
 02/20/2021   07:04:42   (  -0.03,-137.19) (   0.78,-133.51)  418.63                80
 02/20/2021   19:25:57   (   0.03,-137.19) (   0.34,-138.67)  167.31                80
 02/22/2021   19:16:25   (   0.02,-137.17) (  -0.30,-135.71)  166.01                80
 02/23/2021   07:35:08   (  -0.02,-137.15) (  -0.81,-140.90)  426.26                80
 02/24/2021   19:04:13   (   0.01,-137.14) (  -0.93,-132.75)  498.41                80
 02/25/2021   07:22:57   (  -0.00,-137.12) (  -0.17,-137.95)   93.96                80
 02/27/2021   07:13:25   (  -0.00,-137.08) (   0.47,-134.99)  238.11                80
 02/27/2021   19:31:59   (   0.00,-137.08) (   0.65,-140.14)  348.52                80