Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 5 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/30/2021   07:03:46   (   0.07,-128.42) (   0.02,-128.58)   19.21                80
 06/01/2021   06:48:52   (   0.07,-128.44) (   0.65,-125.62)  319.29                80
 06/01/2021   19:10:07   (  -0.08,-128.45) (   0.44,-130.78)  265.76                80
 06/03/2021   19:00:33   (  -0.08,-128.47) (  -0.19,-127.82)   73.11                80
 06/05/2021   18:48:20   (  -0.08,-128.49) (  -0.88,-124.87)  411.73                80
 06/06/2021   07:09:42   (   0.08,-128.49) (  -0.26,-130.06)  178.14                80
 06/08/2021   06:54:48   (   0.08,-128.50) (   0.37,-127.10)  159.63                80
 06/08/2021   19:16:03   (  -0.08,-128.50) (   0.71,-132.26)  427.33                80
 06/10/2021   06:42:35   (   0.08,-128.51) (   1.01,-124.14)  496.73                80
 06/10/2021   19:03:49   (  -0.08,-128.50) (   0.08,-129.30)   90.18                80
 06/12/2021   18:54:15   (  -0.09,-128.50) (  -0.56,-126.34)  246.23                80