Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 5 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/20/2021   15:27:59   (   0.01, -75.19) (   0.00, -75.27)    8.72                80
 05/22/2021   15:15:45   (   0.01, -75.18) (  -0.60, -72.30)  327.58                80
 05/23/2021   03:39:49   (  -0.01, -75.18) (  -0.49, -77.50)  263.11                80
 05/25/2021   03:24:55   (  -0.01, -75.18) (   0.12, -74.54)   73.18                80
 05/27/2021   03:12:41   (  -0.01, -75.18) (   0.74, -71.57)  409.50                80
 05/27/2021   15:36:36   (   0.01, -75.18) (   0.35, -76.73)  176.53                80
 05/29/2021   15:21:43   (  -0.00, -75.19) (  -0.33, -73.78)  160.21                80
 05/30/2021   03:45:46   (  -0.00, -75.19) (  -0.82, -78.97)  430.06                80
 05/31/2021   15:09:29   (  -0.01, -75.20) (  -0.95, -70.82)  497.72                80
 06/01/2021   03:33:32   (   0.01, -75.20) (  -0.19, -76.00)   92.28                80