Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 9 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/02/2021   15:20:02   (   0.08, -75.16) (  -0.24, -73.74)  161.54                80
 09/03/2021   03:44:05   (  -0.10, -75.13) (  -0.90, -78.93)  431.50                80
 09/04/2021   15:07:48   (   0.08, -75.11) (  -0.86, -70.78)  492.15                80
 09/05/2021   03:31:51   (  -0.10, -75.08) (  -0.28, -75.97)  100.76                80
 09/07/2021   03:16:57   (  -0.09, -75.04) (   0.35, -73.01)  230.53                80
 09/07/2021   15:40:51   (   0.10, -75.04) (   0.80, -78.16)  355.48                80
 09/09/2021   15:28:37   (   0.10, -75.00) (   0.16, -75.20)   23.54                80
 09/11/2021   15:13:43   (   0.10, -74.96) (  -0.47, -72.24)  308.95                80
 09/12/2021   03:37:46   (  -0.11, -74.94) (  -0.67, -77.42)  283.34                80
 09/14/2021   03:22:52   (  -0.12, -74.90) (  -0.03, -74.47)   49.25                80