Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 12 24.  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)
 12/24/2021   07:38:05   (   0.02,-137.21) (  -0.79,-140.91)  421.63                80
 12/26/2021   07:25:53   (   0.02,-137.20) (  -0.15,-137.95)   85.32                80
 12/28/2021   07:11:01   (   0.02,-137.20) (   0.49,-135.00)  250.34                80
 12/28/2021   19:34:56   (  -0.01,-137.20) (   0.62,-140.15)  335.31                80
 12/30/2021   19:20:04   (  -0.02,-137.18) (  -0.03,-137.19)    1.71                80
 01/01/2022   19:10:31   (  -0.02,-137.16) (  -0.63,-134.23)  332.70                80
 01/02/2022   07:31:55   (   0.02,-137.14) (  -0.46,-139.42)  259.15                80
 01/04/2022   07:17:02   (   0.02,-137.11) (   0.15,-136.45)   73.80                80
 01/06/2022   07:04:49   (   0.01,-137.07) (   0.76,-133.49)  406.68                80
 01/06/2022   19:26:04   (  -0.01,-137.07) (   0.35,-138.64)  179.95                80