Simultaneous Nadir Overpasses (SNOs) between GOES-16 and LANDSAT-8
TLE Epoch: 2021 4 1.  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)
 04/01/2021   15:18:27   (   0.04, -75.22) (   0.40, -76.86)  186.10                80
 04/03/2021   15:08:55   (   0.04, -75.22) (  -0.23, -73.90)  149.05                80
 04/04/2021   03:30:19   (  -0.04, -75.19) (  -0.89, -79.09)  444.35                80
 04/05/2021   14:56:43   (   0.03, -75.21) (  -0.85, -70.95)  484.74                80
 04/06/2021   03:18:07   (  -0.03, -75.19) (  -0.26, -76.14)  108.53                80
 04/08/2021   03:03:15   (  -0.03, -75.20) (   0.37, -73.18)  228.37                80
 04/08/2021   15:24:30   (   0.03, -75.23) (   0.68, -78.35)  355.03                80
 04/10/2021   15:12:18   (   0.03, -75.25) (   0.05, -75.40)   16.92                80
 04/12/2021   15:02:47   (   0.03, -75.27) (  -0.58, -72.44)  321.89                80
 04/13/2021   03:24:10   (  -0.03, -75.26) (  -0.52, -77.63)  270.23                80
 04/15/2021   03:09:18   (  -0.02, -75.28) (   0.12, -74.68)   69.01                80