Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 1 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/14/2021   15:20:00   (  -0.01, -75.20) (  -0.65, -72.31)  328.82                80
 01/15/2021   03:41:23   (   0.01, -75.18) (  -0.51, -77.49)  263.87                80
 01/17/2021   03:26:31   (   0.00, -75.19) (   0.13, -74.54)   74.03                80
 01/19/2021   03:14:19   (  -0.00, -75.21) (   0.77, -71.58)  412.70                80
 01/19/2021   15:35:34   (  -0.00, -75.24) (   0.34, -76.74)  170.54                80
 01/21/2021   15:26:02   (  -0.00, -75.27) (  -0.31, -73.78)  168.73                80
 01/22/2021   03:47:25   (   0.01, -75.26) (  -0.79, -78.98)  423.09                80
 01/24/2021   03:35:13   (   0.00, -75.29) (  -0.14, -76.02)   83.36                80
 01/26/2021   03:20:21   (   0.00, -75.32) (   0.46, -73.06)  256.69                80
 01/26/2021   15:41:36   (   0.00, -75.35) (   0.59, -78.23)  326.51                80