Simultaneous Nadir Overpasses (SNOs) between GOES-16 and LANDSAT-8
TLE Epoch: 2021 7 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)
 07/02/2021   03:24:22   (   0.02, -75.11) (  -0.50, -77.64)  286.74                80
 07/04/2021   03:09:31   (   0.03, -75.11) (   0.13, -74.68)   49.73                80
 07/06/2021   02:57:20   (   0.03, -75.12) (   0.76, -71.72)  386.58                80
 07/06/2021   15:21:15   (  -0.02, -75.15) (   0.36, -76.87)  196.09                80
 07/08/2021   15:06:24   (  -0.02, -75.16) (  -0.28, -73.91)  141.10                80
 07/09/2021   03:30:28   (   0.01, -75.13) (  -0.85, -79.10)  451.58                80
 07/10/2021   14:54:13   (  -0.03, -75.17) (  -0.92, -70.96)  478.55                80
 07/11/2021   03:18:17   (   0.02, -75.14) (  -0.21, -76.14)  114.03                80
 07/13/2021   03:03:26   (   0.03, -75.16) (   0.44, -73.19)  224.00                80
 07/13/2021   15:27:21   (  -0.01, -75.19) (   0.69, -78.34)  358.49                80
 07/15/2021   15:15:10   (  -0.02, -75.21) (   0.04, -75.38)   19.71                80