Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 7 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/07/2021   18:47:50   (  -0.10,-128.04) (  -0.77,-124.86)  361.19                80
 07/08/2021   07:09:13   (   0.08,-128.05) (  -0.31,-130.06)  227.28                80
 07/10/2021   06:54:19   (   0.09,-127.98) (   0.29,-127.09)  101.46                80
 07/10/2021   19:15:33   (  -0.08,-127.93) (   0.86,-132.24)  490.63                80
 07/12/2021   06:42:06   (   0.10,-127.91) (   0.90,-124.13)  429.70                80
 07/12/2021   19:03:20   (  -0.09,-127.85) (   0.19,-129.29)  162.33                80
 07/14/2021   18:53:46   (  -0.10,-127.78) (  -0.42,-126.32)  165.71                80
 07/15/2021   07:15:09   (   0.08,-127.80) (  -0.72,-131.51)  421.78                80
 07/16/2021   18:41:32   (  -0.10,-127.70) (  -1.03,-123.36)  493.39                80
 07/17/2021   07:02:55   (   0.09,-127.72) (  -0.10,-128.55)   94.33                80
 07/19/2021   06:48:01   (   0.09,-127.63) (   0.52,-125.59)  232.45                80
 07/19/2021   19:09:16   (  -0.07,-127.56) (   0.58,-130.74)  361.23                80