Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 3 8.  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)
 03/08/2021   07:04:34   (  -0.03,-137.20) (   0.78,-133.51)  420.44                80
 03/08/2021   19:28:29   (   0.04,-137.21) (   0.33,-138.66)  164.34                80
 03/10/2021   19:13:36   (   0.04,-137.20) (  -0.27,-135.70)  170.56                80
 03/11/2021   07:37:40   (  -0.04,-137.18) (  -0.83,-140.89)  421.96                80
 03/13/2021   07:25:28   (  -0.04,-137.16) (  -0.17,-137.94)   87.31                80
 03/15/2021   07:10:35   (  -0.04,-137.15) (   0.43,-134.97)  247.19                80
 03/15/2021   19:31:50   (   0.04,-137.16) (   0.67,-140.13)  337.89                80
 03/17/2021   19:22:17   (   0.03,-137.13) (   0.07,-137.17)    4.96                80
 03/19/2021   19:10:05   (   0.03,-137.10) (  -0.60,-134.22)  328.72                80
 03/20/2021   07:31:28   (  -0.03,-137.08) (  -0.55,-139.40)  264.43                80