Simultaneous Nadir Overpasses (SNOs) between GOES-16 and LANDSAT-8
TLE Epoch: 2021 6 19.  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)
 06/20/2021   02:57:18   (   0.03, -75.19) (   0.76, -71.74)  392.44                80
 06/20/2021   15:21:13   (  -0.02, -75.21) (   0.31, -76.90)  191.94                80
 06/22/2021   15:06:22   (  -0.03, -75.18) (  -0.30, -73.94)  141.27                80
 06/23/2021   03:30:26   (   0.02, -75.15) (  -0.82, -79.12)  452.01                80
 06/24/2021   14:54:11   (  -0.03, -75.15) (  -0.92, -70.98)  474.52                80
 06/25/2021   03:18:15   (   0.02, -75.12) (  -0.20, -76.16)  118.69                80
 06/27/2021   03:03:24   (   0.03, -75.10) (   0.42, -73.20)  215.20                80
 06/27/2021   15:27:20   (  -0.03, -75.12) (   0.66, -78.37)  369.00                80
 06/29/2021   15:15:09   (  -0.03, -75.11) (   0.03, -75.41)   33.80                80
 07/01/2021   15:00:18   (  -0.04, -75.11) (  -0.60, -72.45)  302.38                80
 07/02/2021   03:24:22   (   0.03, -75.09) (  -0.53, -77.63)  289.66                80