Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-20
TLE Epoch: 2021 6 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 06/27/2021   18:10:59   (   0.04, -75.14) (   0.87, -71.38)  428.46                80
 06/29/2021   06:30:07   (  -0.05, -75.13) (   0.28, -76.66)  173.38                80
 06/30/2021   06:14:02   (  -0.05, -75.13) (  -0.73, -72.13)  343.05                80
 07/01/2021   18:33:19   (   0.06, -75.14) (  -0.46, -77.43)  260.94                80
 07/02/2021   18:17:14   (   0.05, -75.15) (   0.56, -72.90)  256.12                80
 07/04/2021   06:36:23   (  -0.06, -75.16) (   0.60, -78.18)  344.04                80
 07/05/2021   06:20:18   (  -0.06, -75.16) (  -0.42, -73.65)  173.06                80
 07/06/2021   18:39:34   (   0.07, -75.18) (  -0.77, -78.95)  430.58                80
 07/07/2021   18:23:30   (   0.07, -75.19) (   0.25, -74.42)   86.87                80
 07/10/2021   06:26:34   (  -0.08, -75.21) (  -0.11, -75.17)    5.31                80