Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 6 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/30/2021   15:21:13   (  -0.03, -75.15) (  -0.33, -73.78)  155.60                80
 07/01/2021   03:45:16   (   0.02, -75.12) (  -0.82, -78.96)  437.44                80
 07/02/2021   15:08:59   (  -0.03, -75.15) (  -0.92, -70.82)  492.49                80
 07/03/2021   03:33:03   (   0.02, -75.13) (  -0.16, -76.01)  100.40                80
 07/05/2021   03:18:10   (   0.02, -75.14) (   0.49, -73.06)  237.13                80
 07/05/2021   15:42:04   (  -0.01, -75.17) (   0.66, -78.20)  345.77                80
 07/07/2021   15:29:51   (  -0.01, -75.19) (   0.00, -75.25)    7.81                80
 07/09/2021   15:14:58   (  -0.02, -75.20) (  -0.66, -72.30)  330.36                80
 07/10/2021   03:39:01   (   0.01, -75.18) (  -0.48, -77.49)  261.84                80
 07/12/2021   03:24:08   (   0.02, -75.21) (   0.19, -74.54)   76.81                80
 07/14/2021   03:11:54   (   0.02, -75.23) (   0.80, -71.57)  415.98                80