Simultaneous Nadir Overpasses (SNOs) between GOES-16 and LANDSAT-8
TLE Epoch: 2021 12 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)
 12/20/2021   03:03:51   (   0.03, -75.18) (   0.43, -73.19)  225.60                80
 12/20/2021   15:27:47   (  -0.03, -75.20) (   0.63, -78.35)  358.85                80
 12/22/2021   15:12:55   (  -0.03, -75.19) (   0.01, -75.39)   23.17                80
 12/24/2021   15:00:43   (  -0.03, -75.19) (  -0.62, -72.44)  313.24                80
 12/25/2021   03:24:47   (   0.02, -75.17) (  -0.48, -77.63)  278.77                80
 12/27/2021   03:09:55   (   0.02, -75.18) (   0.16, -74.67)   58.44                80
 12/29/2021   02:57:42   (   0.02, -75.19) (   0.74, -71.70)  395.78                80
 12/29/2021   15:18:57   (  -0.02, -75.21) (   0.32, -76.86)  188.38                80
 12/31/2021   15:09:25   (  -0.02, -75.22) (  -0.32, -73.91)  149.20                80
 01/01/2022   03:30:48   (   0.02, -75.20) (  -0.83, -79.09)  442.35                80