Simultaneous Nadir Overpasses (SNOs) between GOES-16 and LANDSAT-8
TLE Epoch: 2021 6 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 06/18/2021   03:10:47   (   0.03, -75.22) (   0.12, -74.69)   59.61                 1
 06/20/2021   02:57:18   (   0.03, -75.19) (   0.79, -71.75)  392.06                80
 06/20/2021   15:21:13   (  -0.03, -75.20) (   0.34, -76.89)  192.65                80
 06/22/2021   15:06:22   (  -0.03, -75.17) (  -0.28, -73.93)  140.15                80
 06/23/2021   03:30:26   (   0.02, -75.14) (  -0.85, -79.12)  453.01                80
 06/24/2021   14:54:11   (  -0.03, -75.14) (  -0.89, -70.97)  473.02                80
 06/25/2021   03:18:16   (   0.03, -75.11) (  -0.17, -76.17)  120.11                80
 06/27/2021   03:03:25   (   0.04, -75.09) (   0.45, -73.21)  213.44                80
 06/27/2021   15:27:20   (  -0.03, -75.10) (   0.68, -78.36)  371.06                80
 06/29/2021   15:15:09   (  -0.03, -75.09) (   0.06, -75.40)   36.36                80
 07/01/2021   15:00:19   (  -0.04, -75.08) (  -0.63, -72.46)  299.54                80