Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 4 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)
 04/09/2021   15:34:39   (   0.05, -75.21) (   0.36, -76.73)  172.87                80
 04/11/2021   15:25:06   (   0.05, -75.22) (  -0.24, -73.77)  164.12                80
 04/12/2021   03:46:30   (  -0.05, -75.20) (  -0.86, -78.96)  428.40                80
 04/14/2021   03:34:18   (  -0.04, -75.21) (  -0.21, -76.01)   90.88                80
 04/16/2021   03:19:25   (  -0.04, -75.23) (   0.39, -73.05)  246.89                80
 04/16/2021   15:40:41   (   0.04, -75.25) (   0.66, -78.22)  336.86                80
 04/18/2021   15:31:08   (   0.04, -75.27) (   0.06, -75.26)    2.80                80
 04/20/2021   15:18:56   (   0.03, -75.30) (  -0.61, -72.31)  339.63                80
 04/21/2021   03:40:20   (  -0.03, -75.29) (  -0.48, -77.51)  252.17                80
 04/23/2021   03:25:27   (  -0.02, -75.31) (   0.13, -74.55)   86.97                80