Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2023 7 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/15/2023   10:24:12   (   0.05, 176.96) (  -0.28, 175.42)  175.36                80
 07/17/2023   10:05:15   (   0.09, 174.94) (   1.02, 179.29)  494.47                80
 07/17/2023   22:28:05   (  -0.05, 174.39) (  -0.02, 174.38)    3.07                80
 07/20/2023   10:29:28   (   0.05, 171.87) (   0.38, 173.29)  162.36                80
 07/20/2023   22:52:19   (  -0.01, 171.31) (   0.62, 168.38)  333.42                80
 07/22/2023   22:33:21   (  -0.05, 169.29) (  -0.66, 172.25)  336.65                80
 07/23/2023   10:56:21   (   0.00, 168.79) (  -0.28, 167.30)  169.13                80
 07/25/2023   22:57:34   (  -0.00, 166.22) (  -0.03, 166.26)    5.31                80
 07/28/2023   11:01:33   (  -0.01, 163.71) (   0.31, 165.19)  168.62                80
 07/28/2023   23:24:24   (   0.06, 163.16) (   0.68, 160.28)  327.48                80