Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 1 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/12/2021   15:29:31   (   0.01, -75.19) (   0.04, -75.26)    7.31                80
 01/14/2021   15:19:59   (   0.01, -75.20) (  -0.60, -72.30)  329.93                80
 01/15/2021   03:41:23   (  -0.01, -75.18) (  -0.50, -77.49)  262.52                80
 01/17/2021   03:26:31   (  -0.01, -75.20) (   0.14, -74.54)   75.78                80
 01/19/2021   03:14:19   (  -0.01, -75.23) (   0.79, -71.59)  414.93                80
 01/19/2021   15:35:34   (   0.02, -75.26) (   0.32, -76.74)  168.09                80
 01/21/2021   15:23:22   (   0.02, -75.29) (  -0.33, -73.79)  171.89                80
 01/22/2021   03:47:25   (  -0.02, -75.28) (  -0.83, -78.97)  419.67                80
 01/24/2021   03:35:13   (  -0.02, -75.32) (  -0.17, -76.02)   79.30                80
 01/26/2021   03:20:21   (  -0.03, -75.36) (   0.49, -73.06)  261.29                80