Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 12 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/09/2021   15:05:54   (  -0.03, -75.19) (  -0.96, -70.84)  494.83                80
 12/10/2021   03:29:57   (   0.03, -75.18) (  -0.17, -76.02)   96.50                80
 12/12/2021   03:15:03   (   0.03, -75.20) (   0.50, -73.07)  241.84                80
 12/12/2021   15:38:57   (  -0.02, -75.21) (   0.63, -78.22)  342.59                80
 12/14/2021   15:24:03   (  -0.02, -75.24) (  -0.04, -75.27)    4.31                80
 12/16/2021   15:11:48   (  -0.02, -75.27) (  -0.66, -72.31)  336.23                80
 12/17/2021   03:35:50   (   0.02, -75.26) (  -0.46, -77.50)  254.47                80
 12/19/2021   03:20:56   (   0.02, -75.29) (   0.16, -74.54)   85.63                80
 12/19/2021   15:42:10   (  -0.02, -75.31) (   0.91, -79.70)  498.61                80
 12/21/2021   03:08:41   (   0.01, -75.33) (   0.79, -71.58)  426.15                80
 12/21/2021   15:29:55   (  -0.01, -75.35) (   0.28, -76.74)  157.95                80