Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 3 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)
 03/10/2021   15:25:30   (   0.03, -75.21) (  -0.26, -73.76)  163.95                80
 03/11/2021   03:46:53   (  -0.03, -75.18) (  -0.84, -78.96)  429.27                80
 03/13/2021   03:34:41   (  -0.03, -75.20) (  -0.23, -76.00)   91.95                80
 03/15/2021   03:19:49   (  -0.03, -75.21) (   0.44, -73.05)  246.31                80
 03/15/2021   15:41:03   (   0.03, -75.25) (   0.66, -78.20)  336.56                80
 03/17/2021   15:31:30   (   0.03, -75.27) (   0.05, -75.25)    3.63                80
 03/19/2021   15:19:18   (   0.03, -75.30) (  -0.63, -72.30)  341.55                80
 03/20/2021   03:40:41   (  -0.03, -75.28) (  -0.52, -77.48)  250.77                80
 03/22/2021   03:25:49   (  -0.02, -75.31) (   0.16, -74.53)   88.67                80
 03/22/2021   15:47:04   (   0.02, -75.34) (   0.95, -79.69)  494.37                80