Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 5 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/25/2021   06:42:55   (   0.04,-128.35) (   0.94,-124.15)  477.55                80
 05/25/2021   19:04:09   (  -0.05,-128.37) (   0.14,-129.31)  106.61                80
 05/27/2021   18:54:36   (  -0.05,-128.40) (  -0.47,-126.35)  232.96                80
 05/28/2021   07:15:59   (   0.06,-128.40) (  -0.61,-131.54)  357.11                80
 05/30/2021   07:03:45   (   0.06,-128.42) (   0.01,-128.58)   18.53                80
 06/01/2021   06:48:52   (   0.07,-128.45) (   0.69,-125.63)  320.39                80
 06/01/2021   19:10:07   (  -0.07,-128.45) (   0.40,-130.79)  265.71                80
 06/03/2021   19:00:33   (  -0.07,-128.47) (  -0.23,-127.83)   73.39                80
 06/05/2021   18:48:19   (  -0.07,-128.49) (  -0.86,-124.87)  412.31                80
 06/06/2021   07:09:42   (   0.08,-128.51) (  -0.27,-130.06)  176.41                80