Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 10 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/25/2021   18:58:02   (  -0.34,-128.36) (  -0.41,-127.87)   54.57                80
 10/27/2021   18:45:48   (  -0.33,-128.38) (  -1.07,-124.92)  393.56                80
 10/28/2021   07:07:11   (   0.32,-128.38) (  -0.05,-130.10)  196.77                80
 10/30/2021   06:52:17   (   0.32,-128.39) (   0.61,-127.15)  141.75                80
 10/30/2021   19:16:11   (  -0.31,-128.40) (   0.53,-132.30)  443.49                80
 11/01/2021   06:40:02   (   0.32,-128.41) (   1.22,-124.19)  479.83                80
 11/01/2021   19:03:56   (  -0.31,-128.41) (  -0.08,-129.34)  105.47                80
 11/03/2021   18:49:02   (  -0.31,-128.42) (  -0.76,-126.38)  232.14                80
 11/04/2021   07:13:05   (   0.30,-128.42) (  -0.36,-131.57)  358.23                80
 11/06/2021   07:00:50   (   0.30,-128.42) (   0.26,-128.61)   21.66                80