Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 8 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/15/2021   03:11:21   (  -0.03, -75.22) (   0.76, -71.56)  416.39                80
 08/15/2021   15:35:16   (   0.05, -75.24) (   0.33, -76.72)  167.61                80
 08/17/2021   15:20:22   (   0.05, -75.25) (  -0.26, -73.76)  169.54                80
 08/18/2021   03:44:26   (  -0.06, -75.24) (  -0.83, -78.95)  422.01                80
 08/20/2021   03:32:12   (  -0.06, -75.25) (  -0.23, -75.99)   84.40                80
 08/22/2021   03:17:19   (  -0.06, -75.27) (   0.44, -73.04)  254.00                80
 08/22/2021   15:41:13   (   0.07, -75.29) (   0.71, -78.18)  329.71                80
 08/24/2021   15:26:20   (   0.07, -75.32) (   0.05, -75.23)   10.00                80
 08/26/2021   15:14:07   (   0.06, -75.36) (  -0.62, -72.28)  350.52                80
 08/27/2021   03:38:09   (  -0.08, -75.36) (  -0.52, -77.47)  239.76                80