Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 6 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/26/2021   03:24:25   (   0.02, -75.13) (   0.15, -74.54)   67.88                80
 06/28/2021   03:12:12   (   0.03, -75.13) (   0.80, -71.58)  403.79                80
 06/28/2021   15:36:06   (  -0.02, -75.16) (   0.30, -76.74)  179.11                80
 06/30/2021   15:21:14   (  -0.03, -75.17) (  -0.35, -73.79)  158.22                80
 07/01/2021   03:45:16   (   0.02, -75.15) (  -0.80, -78.97)  434.48                80
 07/02/2021   15:09:00   (  -0.03, -75.19) (  -0.94, -70.82)  496.34                80
 07/03/2021   03:33:03   (   0.02, -75.17) (  -0.14, -76.02)   96.19                80
 07/05/2021   03:18:09   (   0.02, -75.19) (   0.45, -73.05)  242.61                80
 07/05/2021   15:42:04   (  -0.01, -75.22) (   0.64, -78.21)  340.04                80
 07/07/2021   15:27:11   (  -0.02, -75.25) (  -0.02, -75.26)    0.84                80
 07/09/2021   15:14:58   (  -0.02, -75.28) (  -0.68, -72.31)  338.63                80