Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 12 15.  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)
 12/16/2019   07:07:37   (  -0.03,-137.22) (   0.78,-133.51)  421.63                80
 12/16/2019   19:26:11   (   0.03,-137.22) (   0.34,-138.66)  164.01                80
 12/18/2019   19:16:39   (   0.04,-137.22) (  -0.26,-135.70)  172.04                80
 12/19/2019   07:35:23   (  -0.04,-137.21) (  -0.85,-140.89)  419.17                80
 12/21/2019   07:23:12   (  -0.04,-137.20) (  -0.18,-137.94)   83.82                80
 12/23/2019   07:13:40   (  -0.04,-137.19) (   0.43,-134.98)  250.93                80
 12/23/2019   19:32:15   (   0.04,-137.19) (   0.69,-140.13)  335.47                80
 12/25/2019   19:22:44   (   0.04,-137.17) (   0.01,-137.18)    3.56                80
 12/27/2019   19:10:32   (   0.05,-137.14) (  -0.60,-134.22)  332.17                80
 12/28/2019   07:29:16   (  -0.04,-137.13) (  -0.50,-139.41)  259.46                80