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) (  -0.60, -72.28)  334.80                80
 07/26/2021   03:38:43   (  -0.01, -75.21) (  -0.49, -77.47)  257.78                80
 07/28/2021   03:23:50   (  -0.01, -75.23) (   0.14, -74.52)   80.55                80
 07/30/2021   03:11:37   (  -0.00, -75.26) (   0.77, -71.56)  419.76                80
 07/30/2021   15:35:32   (   0.02, -75.29) (   0.33, -76.72)  162.66                80
 08/01/2021   15:20:39   (   0.02, -75.33) (  -0.30, -73.77)  177.27                80
 08/02/2021   03:44:43   (  -0.03, -75.31) (  -0.79, -78.96)  414.25                80
 08/04/2021   03:32:30   (  -0.03, -75.35) (  -0.15, -76.01)   74.01                80
 08/06/2021   03:17:37   (  -0.03, -75.39) (   0.50, -73.05)  266.57                80
 08/06/2021   15:41:30   (   0.04, -75.42) (   0.66, -78.20)  315.98                80