Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 12 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)
 12/26/2021   07:25:53   (   0.01,-137.21) (  -0.17,-137.95)   85.15                80
 12/28/2021   07:11:01   (   0.02,-137.20) (   0.48,-134.99)  250.66                80
 12/28/2021   19:34:56   (  -0.01,-137.20) (   0.64,-140.14)  334.99                80
 12/30/2021   19:22:44   (  -0.02,-137.19) (  -0.01,-137.19)    0.79                80
 01/01/2022   19:10:32   (  -0.02,-137.16) (  -0.67,-134.24)  333.24                80
 01/02/2022   07:31:54   (   0.02,-137.15) (  -0.48,-139.42)  258.61                80
 01/04/2022   07:17:03   (   0.02,-137.11) (   0.19,-136.46)   74.51                80
 01/06/2022   07:04:50   (   0.02,-137.08) (   0.80,-133.50)  407.43                80
 01/06/2022   19:26:04   (  -0.01,-137.07) (   0.32,-138.65)  179.13                80