Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 11 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)
 11/15/2021   07:32:03   (   0.04,-137.22) (  -0.43,-139.44)  252.65                80
 11/17/2021   07:17:11   (   0.04,-137.22) (   0.21,-136.48)   84.40                80
 11/19/2021   07:04:58   (   0.04,-137.22) (   0.80,-133.51)  420.81                80
 11/19/2021   19:26:14   (  -0.03,-137.22) (   0.25,-138.68)  165.48                80
 11/21/2021   19:16:41   (  -0.03,-137.20) (  -0.34,-135.71)  170.06                80
 11/22/2021   07:38:05   (   0.02,-137.20) (  -0.77,-140.90)  420.55                80
 11/24/2021   07:25:53   (   0.02,-137.18) (  -0.11,-137.94)   85.96                80
 11/26/2021   07:11:00   (   0.01,-137.16) (   0.48,-134.97)  248.22                80
 11/26/2021   19:32:15   (  -0.01,-137.15) (   0.63,-140.13)  338.82                80
 11/28/2021   19:20:02   (  -0.01,-137.12) (   0.02,-137.16)    5.81                80