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

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/10/2021   15:14:24   (   0.03, -75.23) (  -0.61, -72.29)  335.05                80
 08/11/2021   03:38:27   (  -0.04, -75.21) (  -0.54, -77.47)  257.13                80
 08/13/2021   03:23:34   (  -0.04, -75.21) (   0.11, -74.52)   78.98                80
 08/15/2021   03:11:21   (  -0.04, -75.21) (   0.76, -71.56)  415.48                80
 08/15/2021   15:35:15   (   0.05, -75.23) (   0.39, -76.71)  168.55                80
 08/17/2021   15:20:22   (   0.05, -75.24) (  -0.27, -73.76)  168.18                80
 08/18/2021   03:44:25   (  -0.07, -75.22) (  -0.88, -78.94)  423.50                80
 08/20/2021   03:32:12   (  -0.07, -75.23) (  -0.22, -75.99)   86.28                80
 08/22/2021   03:17:18   (  -0.06, -75.25) (   0.39, -73.03)  251.74                80
 08/22/2021   15:41:13   (   0.08, -75.27) (   0.71, -78.19)  331.94                80