Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 7 19.  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   03:17:50   (   0.00, -75.19) (   0.43, -73.03)  244.46                80
 07/21/2021   15:41:45   (   0.01, -75.21) (   0.66, -78.19)  339.12                80
 07/23/2021   15:29:31   (   0.01, -75.22) (   0.04, -75.23)    3.44                80
 07/25/2021   15:14:38   (  -0.00, -75.23) (  -0.65, -72.28)  335.82                80
 07/26/2021   03:38:40   (  -0.01, -75.21) (  -0.49, -77.47)  255.89                80
 07/28/2021   03:23:47   (  -0.01, -75.24) (   0.14, -74.51)   83.18                80
 07/28/2021   15:47:41   (   0.02, -75.27) (   0.95, -79.66)  499.91                80
 07/30/2021   03:11:33   (  -0.00, -75.27) (   0.77, -71.55)  423.12                80
 07/30/2021   15:35:27   (   0.02, -75.30) (   0.32, -76.70)  159.75                80
 08/01/2021   15:20:33   (   0.01, -75.34) (  -0.31, -73.74)  180.90                80
 08/02/2021   03:44:36   (  -0.03, -75.33) (  -0.82, -78.93)  409.75                80