Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 12 9.  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   (  -0.04, -75.19) (  -0.98, -70.84)  494.63                80
 12/10/2021   03:29:57   (   0.03, -75.18) (  -0.14, -76.03)   96.86                80
 12/12/2021   03:15:02   (   0.03, -75.19) (   0.46, -73.07)  241.15                80
 12/12/2021   15:38:57   (  -0.03, -75.21) (   0.61, -78.23)  343.21                80
 12/14/2021   15:26:42   (  -0.03, -75.23) (  -0.00, -75.26)    4.75                80
 12/16/2021   15:11:48   (  -0.03, -75.25) (  -0.68, -72.31)  334.97                80
 12/17/2021   03:35:51   (   0.03, -75.25) (  -0.45, -77.50)  255.92                80
 12/19/2021   03:20:56   (   0.02, -75.28) (   0.18, -74.54)   83.79                80
 12/21/2021   03:08:41   (   0.02, -75.31) (   0.80, -71.58)  423.96                80
 12/21/2021   15:29:56   (  -0.02, -75.33) (   0.27, -76.74)  160.11                80