Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 1 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/19/2021   15:35:34   (   0.02, -75.23) (   0.32, -76.74)  171.25                80
 01/21/2021   15:26:02   (   0.00, -75.25) (  -0.33, -73.79)  166.80                80
 01/22/2021   03:47:26   (   0.01, -75.23) (  -0.77, -78.98)  425.71                80
 01/24/2021   03:35:13   (   0.01, -75.26) (  -0.18, -76.02)   86.86                80
 01/26/2021   03:20:21   (   0.00, -75.28) (   0.48, -73.06)  252.36                80
 01/26/2021   15:41:36   (  -0.00, -75.31) (   0.63, -78.22)  330.89                80
 01/28/2021   15:32:04   (   0.00, -75.34) (  -0.03, -75.27)    8.79                80
 01/30/2021   15:19:51   (   0.00, -75.38) (  -0.63, -72.30)  348.83                80
 01/31/2021   03:41:14   (  -0.00, -75.37) (  -0.47, -77.50)  242.59                80
 02/02/2021   03:26:23   (   0.00, -75.41) (   0.20, -74.55)   98.23                80