Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 5 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/05/2021   19:32:02   (   0.05,-137.20) (  -0.30,-135.59)  182.56                80
 05/06/2021   07:50:45   (  -0.04,-137.19) (  -0.79,-140.79)  409.52                80
 05/08/2021   07:38:32   (  -0.04,-137.18) (  -0.15,-137.84)   73.94                80
 05/10/2021   07:28:58   (  -0.04,-137.17) (   0.43,-134.87)  261.30                80
 05/10/2021   19:47:33   (   0.04,-137.18) (   0.67,-140.03)  324.09                80
 05/12/2021   19:38:00   (   0.04,-137.16) (   0.02,-137.07)   10.15                80
 05/14/2021   19:25:47   (   0.03,-137.14) (  -0.63,-134.12)  343.49                80
 05/15/2021   07:44:30   (  -0.03,-137.11) (  -0.52,-139.30)  249.24                80
 05/17/2021   07:32:17   (  -0.02,-137.08) (   0.14,-136.35)   83.13                80