Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 6 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/21/2021   15:27:28   (  -0.02, -75.19) (  -0.02, -75.26)    8.02                80
 06/23/2021   15:15:14   (  -0.02, -75.16) (  -0.60, -72.30)  325.40                80
 06/24/2021   03:39:18   (   0.01, -75.14) (  -0.49, -77.49)  267.96                80
 06/26/2021   03:24:25   (   0.02, -75.11) (   0.15, -74.54)   65.49                80
 06/28/2021   03:12:12   (   0.03, -75.10) (   0.80, -71.58)  399.77                80
 06/28/2021   15:36:07   (  -0.02, -75.11) (   0.30, -76.74)  184.48                80
 06/30/2021   15:21:13   (  -0.03, -75.11) (  -0.28, -73.77)  151.19                80
 07/01/2021   03:45:16   (   0.02, -75.09) (  -0.80, -78.97)  440.98                80
 07/02/2021   15:09:00   (  -0.03, -75.11) (  -0.93, -70.82)  487.65                80
 07/03/2021   03:33:03   (   0.02, -75.10) (  -0.15, -76.02)  104.35                80