Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 5 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/17/2021   07:34:57   (  -0.04,-137.20) (   0.14,-136.35)   96.89                80
 05/17/2021   19:53:32   (   0.04,-137.20) (   0.95,-141.51)  489.52                80
 05/19/2021   07:22:44   (  -0.03,-137.20) (   0.80,-133.40)  433.24                80
 05/19/2021   19:41:19   (   0.03,-137.20) (   0.29,-138.55)  153.30                80
 05/21/2021   19:31:45   (   0.03,-137.20) (  -0.31,-135.59)  182.57                80
 05/22/2021   07:50:29   (  -0.03,-137.19) (  -0.78,-140.79)  407.97                80
 05/24/2021   07:38:15   (  -0.03,-137.18) (  -0.17,-137.82)   72.90                80
 05/26/2021   07:28:41   (  -0.02,-137.16) (   0.44,-134.86)  261.26                80
 05/26/2021   19:47:16   (   0.02,-137.15) (   0.65,-140.02)  326.05                80
 05/28/2021   19:37:43   (   0.01,-137.12) (  -0.02,-137.07)    7.46                80
 05/30/2021   19:25:29   (   0.01,-137.09) (  -0.64,-134.11)  339.52                80