Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 4 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/04/2021   15:19:05   (   0.03, -75.21) (  -0.57, -72.29)  332.51                80
 04/05/2021   03:40:29   (  -0.03, -75.19) (  -0.53, -77.48)  260.94                80
 04/07/2021   03:25:37   (  -0.03, -75.19) (   0.11, -74.53)   75.16                80
 04/09/2021   03:13:25   (  -0.03, -75.20) (   0.76, -71.58)  412.30                80
 04/09/2021   15:34:39   (   0.02, -75.23) (   0.35, -76.73)  170.97                80
 04/11/2021   15:25:08   (   0.02, -75.25) (  -0.30, -73.78)  167.30                80
 04/12/2021   03:46:31   (  -0.02, -75.24) (  -0.80, -78.98)  424.99                80
 04/14/2021   03:34:18   (  -0.02, -75.26) (  -0.21, -76.01)   86.18                80
 04/16/2021   03:19:26   (  -0.02, -75.29) (   0.45, -73.07)  252.94                80
 04/16/2021   15:40:42   (   0.02, -75.32) (   0.61, -78.23)  330.37                80