Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 5 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/11/2021   03:12:59   (  -0.04, -75.20) (   0.70, -71.58)  411.73                80
 05/11/2021   15:36:54   (   0.04, -75.22) (   0.34, -76.75)  172.74                80
 05/13/2021   15:22:00   (   0.04, -75.26) (  -0.25, -73.78)  167.73                80
 05/14/2021   03:46:04   (  -0.04, -75.26) (  -0.84, -78.98)  422.55                80
 05/16/2021   03:33:51   (  -0.03, -75.30) (  -0.19, -76.02)   81.85                80
 05/18/2021   03:18:58   (  -0.02, -75.35) (   0.47, -73.07)  259.25                80
 05/18/2021   15:42:53   (   0.02, -75.37) (   0.62, -78.23)  324.86                80
 05/20/2021   15:28:00   (   0.01, -75.42) (  -0.04, -75.28)   17.15                80
 05/22/2021   15:15:46   (   0.01, -75.48) (  -0.64, -72.31)  359.53                80
 05/23/2021   03:39:50   (  -0.01, -75.49) (  -0.44, -77.51)  230.12                80