Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 5 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)
 05/02/2021   03:19:13   (  -0.04, -75.18) (   0.41, -73.06)  240.87                80
 05/02/2021   15:40:28   (   0.03, -75.21) (   0.69, -78.22)  342.79                80
 05/04/2021   15:28:15   (   0.03, -75.22) (   0.05, -75.26)    5.67                80
 05/06/2021   15:18:42   (   0.02, -75.24) (  -0.59, -72.31)  333.07                80
 05/07/2021   03:40:06   (  -0.02, -75.23) (  -0.51, -77.50)  259.07                80
 05/09/2021   03:25:13   (  -0.02, -75.25) (   0.14, -74.55)   80.40                80
 05/11/2021   03:13:00   (  -0.02, -75.29) (   0.79, -71.60)  420.36                80
 05/11/2021   15:34:15   (   0.02, -75.32) (   0.31, -76.75)  162.77                80
 05/13/2021   15:24:42   (   0.02, -75.36) (  -0.34, -73.80)  177.60                80
 05/14/2021   03:46:05   (  -0.01, -75.35) (  -0.80, -78.98)  413.74                80