Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 5 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/05/2021   07:10:16   (  -0.00,-127.79) (  -0.48,-130.04)  255.59                80
 05/07/2021   06:55:23   (  -0.01,-127.87) (   0.16,-127.09)   88.91                80
 05/07/2021   19:16:38   (  -0.00,-127.92) (   0.94,-132.24)  492.49                80
 05/09/2021   06:43:10   (  -0.01,-127.94) (   0.80,-124.13)  433.29                80
 05/09/2021   19:04:25   (   0.00,-127.99) (   0.29,-129.29)  147.96                80
 05/11/2021   18:54:52   (   0.01,-128.06) (  -0.35,-126.34)  196.00                80
 05/12/2021   07:16:16   (  -0.00,-128.06) (  -0.74,-131.53)  394.97                80
 05/14/2021   07:04:03   (  -0.01,-128.12) (  -0.09,-128.58)   52.10                80
 05/16/2021   06:49:10   (  -0.01,-128.17) (   0.56,-125.62)  290.06                80
 05/16/2021   19:10:24   (  -0.00,-128.20) (   0.53,-130.78)  293.38                80
 05/18/2021   19:00:51   (  -0.00,-128.25) (  -0.12,-127.83)   48.38                80