Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 4 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/16/2021   03:19:25   (  -0.06, -75.19) (   0.38, -73.05)  243.47                80
 04/16/2021   15:40:41   (   0.05, -75.20) (   0.67, -78.22)  342.01                80
 04/18/2021   15:28:28   (   0.05, -75.19) (   0.07, -75.26)    7.14                80
 04/20/2021   15:18:55   (   0.04, -75.19) (  -0.54, -72.30)  328.15                80
 04/21/2021   03:40:19   (  -0.04, -75.18) (  -0.56, -77.49)  263.62                80
 04/23/2021   03:25:27   (  -0.04, -75.18) (   0.12, -74.54)   72.40                80
 04/25/2021   03:13:14   (  -0.04, -75.18) (   0.73, -71.59)  409.04                80
 04/25/2021   15:34:28   (   0.03, -75.19) (   0.37, -76.74)  176.17                80
 04/27/2021   15:24:56   (   0.03, -75.20) (  -0.24, -73.78)  161.05                80
 04/28/2021   03:46:19   (  -0.03, -75.20) (  -0.85, -78.98)  429.89                80