Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 1 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/05/2021   15:26:08   (   0.03, -75.20) (  -0.29, -73.78)  161.90                80
 01/06/2021   03:47:32   (  -0.02, -75.17) (  -0.82, -78.97)  431.28                80
 01/07/2021   15:13:56   (   0.02, -75.20) (  -0.92, -70.82)  498.13                80
 01/08/2021   03:35:20   (  -0.02, -75.18) (  -0.19, -76.01)   95.05                80
 01/10/2021   03:20:28   (   0.00, -75.18) (   0.44, -73.06)  240.87                80
 01/10/2021   15:41:44   (  -0.01, -75.20) (   0.61, -78.22)  342.80                80
 01/12/2021   15:29:32   (  -0.00, -75.21) (  -0.02, -75.27)    6.47                80
 01/14/2021   15:19:59   (   0.00, -75.23) (  -0.60, -72.30)  332.44                80
 01/15/2021   03:41:23   (  -0.01, -75.21) (  -0.50, -77.49)  259.83                80
 01/17/2021   03:26:31   (  -0.02, -75.24) (   0.14, -74.54)   79.47                80