Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 7 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/14/2021   03:11:53   (   0.02, -75.16) (   0.77, -71.57)  408.02                80
 07/14/2021   15:35:48   (  -0.01, -75.18) (   0.32, -76.72)  175.23                80
 07/16/2021   15:20:54   (  -0.01, -75.19) (  -0.29, -73.76)  162.38                80
 07/17/2021   03:44:58   (  -0.00, -75.18) (  -0.79, -78.96)  429.76                80
 07/19/2021   03:32:44   (  -0.00, -75.19) (  -0.17, -76.00)   91.74                80
 07/21/2021   03:17:50   (   0.00, -75.21) (   0.45, -73.04)  246.37                80
 07/21/2021   15:41:45   (   0.01, -75.23) (   0.64, -78.19)  336.80                80
 07/23/2021   15:29:31   (   0.01, -75.25) (   0.01, -75.23)    1.93                80
 07/25/2021   15:14:37   (  -0.00, -75.28) (  -0.62, -72.27)  341.25                80
 07/26/2021   03:38:41   (  -0.02, -75.27) (  -0.45, -77.47)  249.98                80