Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 8 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/04/2021   06:47:47   (   0.03,-128.00) (   0.53,-125.59)  273.88                80
 08/04/2021   19:11:41   (   0.00,-127.93) (   0.57,-130.75)  319.26                80
 08/06/2021   18:56:49   (  -0.01,-127.98) (  -0.07,-127.79)   21.51                80
 08/08/2021   18:44:36   (  -0.02,-128.01) (  -0.71,-124.84)  361.49                80
 08/09/2021   07:08:38   (  -0.01,-128.11) (  -0.43,-130.02)  218.30                80
 08/11/2021   06:53:45   (  -0.00,-128.14) (   0.22,-127.07)  121.22                80
 08/11/2021   19:17:39   (   0.03,-128.06) (   0.94,-132.22)  473.09                80
 08/13/2021   06:41:32   (   0.01,-128.17) (   0.87,-124.12)  460.45                80
 08/13/2021   19:05:26   (   0.02,-128.09) (   0.29,-129.26)  133.88                80
 08/15/2021   18:50:33   (   0.02,-128.11) (  -0.37,-126.31)  204.66                80
 08/16/2021   07:14:36   (  -0.05,-128.21) (  -0.78,-131.50)  374.75                80