Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 5 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/11/2021   03:15:39   (  -0.04, -75.19) (   0.74, -71.58)  409.90                80
 05/11/2021   15:34:14   (   0.04, -75.20) (   0.36, -76.74)  174.78                80
 05/13/2021   15:22:01   (   0.03, -75.22) (  -0.29, -73.79)  163.58                80
 05/14/2021   03:43:25   (  -0.03, -75.22) (  -0.80, -78.98)  427.54                80
 05/16/2021   03:33:51   (  -0.02, -75.24) (  -0.21, -76.02)   88.93                80
 05/18/2021   03:18:58   (  -0.02, -75.27) (   0.45, -73.07)  250.11                80
 05/18/2021   15:42:53   (   0.01, -75.29) (   0.65, -78.22)  334.26                80
 05/20/2021   15:28:00   (   0.01, -75.32) (  -0.01, -75.27)    5.67                80
 05/22/2021   15:15:46   (   0.01, -75.36) (  -0.61, -72.31)  345.98                80
 05/23/2021   03:39:50   (  -0.01, -75.36) (  -0.47, -77.50)  244.48                80