Simultaneous Nadir Overpasses (SNOs) between GOES-16 and LANDSAT-8
TLE Epoch: 2021 7 3.  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)
 07/04/2021   03:09:31   (   0.03, -75.11) (   0.10, -74.67)   49.54                80
 07/06/2021   02:57:20   (   0.03, -75.11) (   0.74, -71.72)  386.17                80
 07/06/2021   15:21:16   (  -0.02, -75.15) (   0.33, -76.88)  196.47                80
 07/08/2021   15:06:25   (  -0.02, -75.15) (  -0.31, -73.92)  140.55                80
 07/09/2021   03:30:29   (   0.01, -75.12) (  -0.82, -79.11)  452.31                80
 07/10/2021   14:54:14   (  -0.03, -75.16) (  -0.95, -70.96)  477.80                80
 07/11/2021   03:18:18   (   0.02, -75.13) (  -0.17, -76.15)  114.98                80
 07/13/2021   03:03:27   (   0.03, -75.15) (   0.47, -73.19)  222.90                80
 07/13/2021   15:27:21   (  -0.01, -75.18) (   0.66, -78.34)  359.52                80
 07/15/2021   15:15:10   (  -0.02, -75.20) (   0.01, -75.39)   20.81                80