Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 6 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)
 06/30/2020   06:51:05   (  -0.04,-128.11) (   0.48,-125.59)  286.31                80
 06/30/2020   19:12:20   (   0.03,-128.11) (   0.59,-130.75)  299.90                80
 07/02/2020   19:02:49   (   0.03,-128.16) (  -0.07,-127.80)   41.92                80
 07/04/2020   18:50:38   (   0.04,-128.20) (  -0.67,-124.83)  383.00                80
 07/05/2020   07:12:02   (  -0.03,-128.23) (  -0.38,-130.03)  204.57                80
 07/07/2020   06:57:10   (  -0.03,-128.27) (   0.22,-127.07)  136.14                80
 07/07/2020   19:18:26   (   0.02,-128.26) (   0.84,-132.23)  451.39                80
 07/09/2020   06:44:59   (  -0.03,-128.31) (   0.89,-124.12)  476.75                80
 07/09/2020   19:06:14   (   0.02,-128.30) (   0.23,-129.27)  110.66                80
 07/11/2020   18:56:43   (   0.02,-128.34) (  -0.44,-126.32)  229.92                80
 07/12/2020   07:18:07   (  -0.01,-128.37) (  -0.67,-131.51)  356.69                80