Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 6 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/21/2020   06:57:10   (  -0.07,-127.84) (   0.10,-127.06)   88.84                80
 06/21/2020   19:18:25   (   0.06,-127.84) (   0.96,-132.22)  496.92                80
 06/23/2020   06:44:59   (  -0.07,-127.90) (   0.75,-124.10)  431.70                80
 06/23/2020   19:06:14   (   0.06,-127.91) (   0.32,-129.27)  154.11                80
 06/25/2020   18:56:43   (   0.05,-127.96) (  -0.27,-126.30)  188.27                80
 06/26/2020   07:18:07   (  -0.04,-127.99) (  -0.79,-131.50)  399.22                80
 06/28/2020   07:05:56   (  -0.04,-128.04) (  -0.14,-128.55)   57.31                80
 06/30/2020   06:51:04   (  -0.04,-128.09) (   0.46,-125.58)  284.31                80
 06/30/2020   19:12:20   (   0.04,-128.09) (   0.60,-130.75)  302.78                80
 07/02/2020   19:02:49   (   0.04,-128.13) (  -0.05,-127.80)   38.28                80