Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 2 20.  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)
 02/20/2021   07:04:42   (  -0.03,-137.21) (   0.78,-133.51)  420.78                80
 02/20/2021   19:28:37   (   0.03,-137.21) (   0.34,-138.67)  164.90                80
 02/22/2021   19:16:25   (   0.03,-137.21) (  -0.30,-135.71)  170.84                80
 02/23/2021   07:37:48   (  -0.03,-137.20) (  -0.81,-140.90)  420.21                80
 02/25/2021   07:25:37   (  -0.03,-137.19) (  -0.18,-137.95)   85.42                80
 02/27/2021   07:10:45   (  -0.02,-137.18) (   0.46,-134.99)  248.86                80
 02/27/2021   19:31:59   (   0.02,-137.17) (   0.66,-140.14)  337.66                80
 03/01/2021   19:19:47   (   0.02,-137.15) (   0.02,-137.19)    4.03                80
 03/03/2021   19:10:14   (   0.02,-137.12) (  -0.56,-134.22)  329.32                80
 03/04/2021   07:31:38   (  -0.02,-137.11) (  -0.54,-139.41)  262.35                80