Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 12 28.  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)
 12/29/2020   19:10:35   (  -0.02,-137.23) (  -0.64,-134.25)  338.67                80
 12/30/2020   07:31:59   (   0.02,-137.22) (  -0.47,-139.44)  252.35                80
 01/01/2021   07:17:07   (   0.02,-137.21) (   0.16,-136.48)   82.64                80
 01/03/2021   07:04:55   (   0.02,-137.19) (   0.79,-133.52)  417.12                80
 01/03/2021   19:26:11   (  -0.02,-137.19) (   0.27,-138.68)  169.28                80
 01/05/2021   19:16:38   (  -0.01,-137.17) (  -0.30,-135.71)  164.84                80
 01/06/2021   07:38:02   (   0.01,-137.16) (  -0.80,-140.90)  426.44                80
 01/07/2021   19:04:26   (  -0.01,-137.14) (  -0.94,-132.76)  498.01                80
 01/08/2021   07:25:50   (   0.02,-137.12) (  -0.15,-137.95)   93.52                80
 01/10/2021   07:10:57   (   0.01,-137.09) (   0.43,-134.98)  238.86                80
 01/10/2021   19:32:13   (  -0.01,-137.08) (   0.63,-140.14)  348.41                80