Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2020 12 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/18/2020   15:35:44   (   0.00, -75.17) (   0.32, -76.72)  176.62                80
 12/20/2020   15:26:12   (   0.00, -75.18) (  -0.28, -73.76)  160.95                80
 12/21/2020   03:47:36   (  -0.00, -75.17) (  -0.83, -78.95)  431.09                80
 12/22/2020   15:14:01   (  -0.00, -75.21) (  -0.94, -70.82)  499.37                80
 12/23/2020   03:35:25   (   0.00, -75.19) (  -0.17, -76.01)   92.47                80
 12/25/2020   03:20:33   (   0.00, -75.22) (   0.45, -73.05)  246.75                80
 12/25/2020   15:41:49   (   0.00, -75.25) (   0.62, -78.21)  336.72                80
 12/27/2020   15:32:17   (   0.00, -75.28) (   0.00, -75.25)    3.02                80
 12/29/2020   15:20:05   (   0.00, -75.32) (  -0.62, -72.30)  342.87                80
 12/30/2020   03:41:29   (  -0.00, -75.31) (  -0.48, -77.49)  248.43                80