Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 7 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/21/2021   15:41:44   (   0.01, -75.21) (   0.67, -78.19)  339.01                80
 07/23/2021   15:26:51   (   0.01, -75.22) (  -0.02, -75.24)    3.57                80
 07/25/2021   15:14:38   (  -0.00, -75.23) (  -0.64, -72.28)  336.03                80
 07/26/2021   03:38:40   (  -0.01, -75.21) (  -0.50, -77.46)  255.83                80
 07/28/2021   03:23:46   (  -0.01, -75.24) (   0.13, -74.50)   83.31                80
 07/28/2021   15:47:41   (   0.02, -75.27) (   0.96, -79.66)  499.63                80
 07/30/2021   03:11:32   (  -0.00, -75.27) (   0.76, -71.54)  423.30                80
 07/30/2021   15:35:27   (   0.02, -75.30) (   0.32, -76.70)  159.42                80
 08/01/2021   15:20:33   (   0.01, -75.34) (  -0.31, -73.74)  181.30                80
 08/02/2021   03:44:36   (  -0.03, -75.33) (  -0.82, -78.93)  409.49                80