Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 2 21.  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)
 02/22/2021   19:13:45   (   0.03,-137.21) (  -0.31,-135.71)  171.20                80
 02/23/2021   07:37:49   (  -0.03,-137.21) (  -0.80,-140.90)  419.95                80
 02/25/2021   07:25:37   (  -0.03,-137.20) (  -0.16,-137.95)   84.90                80
 02/27/2021   07:10:44   (  -0.03,-137.18) (   0.42,-134.98)  249.71                80
 02/27/2021   19:32:00   (   0.03,-137.18) (   0.64,-140.15)  336.59                80
 03/01/2021   19:19:47   (   0.03,-137.16) (   0.06,-137.18)    3.61                80
 03/03/2021   19:10:15   (   0.03,-137.13) (  -0.59,-134.22)  330.73                80
 03/04/2021   07:31:38   (  -0.03,-137.12) (  -0.51,-139.42)  261.00                80
 03/06/2021   07:16:47   (  -0.02,-137.08) (   0.13,-136.46)   71.19                80