Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 8 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/22/2021   03:17:19   (  -0.06, -75.19) (   0.42, -73.04)  245.42                80
 08/22/2021   15:41:12   (   0.07, -75.20) (   0.73, -78.18)  339.16                80
 08/24/2021   15:26:19   (   0.06, -75.21) (   0.06, -75.23)    2.11                80
 08/26/2021   15:14:05   (   0.06, -75.23) (  -0.54, -72.27)  335.85                80
 08/27/2021   03:38:09   (  -0.08, -75.22) (  -0.54, -77.47)  254.99                80
 08/29/2021   03:23:15   (  -0.08, -75.24) (   0.07, -74.50)   83.49                80
 08/31/2021   03:11:01   (  -0.08, -75.26) (   0.68, -71.54)  422.34                80
 08/31/2021   15:34:56   (   0.09, -75.28) (   0.41, -76.70)  161.89                80
 09/02/2021   15:20:03   (   0.09, -75.31) (  -0.27, -73.75)  177.42                80