Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 9 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/23/2021   15:40:40   (   0.10, -75.20) (   0.74, -78.20)  340.32                80
 09/25/2021   15:25:47   (   0.10, -75.20) (   0.08, -75.24)    4.77                80
 09/27/2021   15:13:33   (   0.10, -75.21) (  -0.51, -72.28)  332.76                80
 09/28/2021   03:37:37   (  -0.11, -75.19) (  -0.57, -77.48)  259.13                80
 09/30/2021   03:22:43   (  -0.12, -75.20) (   0.03, -74.52)   77.99                80
 10/02/2021   03:10:29   (  -0.12, -75.21) (   0.64, -71.55)  415.57                80
 10/02/2021   15:34:24   (   0.13, -75.23) (   0.46, -76.71)  168.68                80
 10/04/2021   15:19:31   (   0.13, -75.25) (  -0.21, -73.76)  169.66                80
 10/05/2021   03:43:33   (  -0.13, -75.24) (  -0.93, -78.95)  421.52                80
 10/07/2021   03:31:20   (  -0.13, -75.27) (  -0.31, -75.99)   82.63                80