Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2023 7 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/12/2023   09:57:17   (   0.10,-179.96) (   0.37,-178.58)  156.53                80
 07/12/2023   22:20:09   (  -0.06, 179.48) (   0.56, 176.50)  338.93                80
 07/14/2023   22:01:12   (  -0.09, 177.44) (  -0.70,-179.63)  332.34                80
 07/15/2023   10:24:12   (   0.05, 176.94) (  -0.28, 175.42)  173.24                80
 07/17/2023   10:05:15   (   0.09, 174.91) (   1.00, 179.29)  497.58                80
 07/17/2023   22:25:27   (  -0.05, 174.36) (  -0.06, 174.37)    1.73                80
 07/20/2023   10:29:28   (   0.05, 171.82) (   0.34, 173.29)  166.98                80
 07/20/2023   22:52:20   (  -0.01, 171.27) (   0.60, 168.37)  328.79                80
 07/22/2023   22:33:22   (  -0.05, 169.23) (  -0.65, 172.25)  342.25                80
 07/23/2023   10:56:22   (   0.00, 168.73) (  -0.29, 167.29)  162.99                80