Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 12 22.  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)
 12/23/2021   19:16:42   (  -0.02,-137.21) (  -0.34,-135.72)  168.93                80
 12/24/2021   07:38:05   (   0.02,-137.20) (  -0.76,-140.92)  422.18                80
 12/26/2021   07:25:54   (   0.01,-137.19) (  -0.13,-137.96)   86.49                80
 12/28/2021   07:11:01   (   0.02,-137.18) (   0.46,-134.99)  248.63                80
 12/28/2021   19:32:16   (  -0.01,-137.18) (   0.60,-140.15)  337.38                80
 12/30/2021   19:22:43   (  -0.02,-137.16) (   0.01,-137.19)    4.08                80
 01/01/2022   19:10:31   (  -0.02,-137.13) (  -0.65,-134.23)  329.56                80
 01/02/2022   07:31:54   (   0.02,-137.11) (  -0.50,-139.41)  262.27                80
 01/04/2022   07:17:02   (   0.01,-137.07) (   0.17,-136.46)   70.28                80