Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 3 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/13/2021   06:49:57   (  -0.16,-128.35) (   0.43,-125.58)  314.75                80
 03/13/2021   19:11:12   (   0.16,-128.43) (   0.67,-130.73)  262.14                80
 03/15/2021   19:01:40   (   0.16,-128.45) (   0.00,-127.79)   75.63                80
 03/17/2021   18:49:27   (   0.16,-128.46) (  -0.61,-124.83)  412.82                80
 03/18/2021   07:10:51   (  -0.15,-128.38) (  -0.48,-130.02)  186.24                80
 03/20/2021   06:55:58   (  -0.15,-128.38) (   0.14,-127.06)  150.00                80
 03/20/2021   19:17:13   (   0.15,-128.46) (   0.97,-132.22)  428.07                80
 03/22/2021   06:43:45   (  -0.14,-128.37) (   0.76,-124.10)  485.53                80
 03/22/2021   19:05:00   (   0.14,-128.45) (   0.34,-129.26)   92.67                80
 03/24/2021   18:55:28   (   0.14,-128.44) (  -0.34,-126.31)  242.34                80
 03/25/2021   07:16:51   (  -0.13,-128.36) (  -0.80,-131.50)  356.54                80