Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 7 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/25/2021   15:14:39   (   0.00, -75.23) (  -0.62, -72.28)  334.84                80
 07/26/2021   03:38:43   (  -0.01, -75.21) (  -0.47, -77.48)  257.64                80
 07/28/2021   03:23:50   (  -0.01, -75.23) (   0.15, -74.52)   80.78                80
 07/30/2021   03:11:37   (  -0.00, -75.26) (   0.78, -71.57)  420.06                80
 07/30/2021   15:35:32   (   0.02, -75.29) (   0.32, -76.72)  162.41                80
 08/01/2021   15:20:39   (   0.02, -75.33) (  -0.31, -73.77)  177.59                80
 08/02/2021   03:44:42   (  -0.03, -75.32) (  -0.83, -78.95)  413.82                80
 08/04/2021   03:32:29   (  -0.03, -75.36) (  -0.20, -76.00)   73.52                80
 08/06/2021   03:17:36   (  -0.03, -75.40) (   0.45, -73.04)  267.13                80
 08/06/2021   15:41:31   (   0.05, -75.43) (   0.66, -78.20)  315.46                80