Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 7 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/31/2021   19:36:39   (  -0.02,-137.21) (  -0.06,-137.06)   17.85                80
 08/02/2021   19:24:26   (  -0.01,-137.22) (  -0.70,-134.11)  354.26                80
 08/03/2021   07:43:09   (   0.01,-137.21) (  -0.46,-139.29)  237.24                80
 08/05/2021   07:30:56   (  -0.02,-137.20) (   0.19,-136.33)   98.76                80
 08/05/2021   19:52:11   (   0.02,-137.20) (   0.91,-141.49)  487.29                80
 08/07/2021   07:18:43   (  -0.01,-137.18) (   0.83,-133.38)  432.96                80
 08/07/2021   19:39:58   (   0.01,-137.19) (   0.27,-138.54)  153.13                80
 08/09/2021   19:30:24   (   0.00,-137.17) (  -0.32,-135.57)  180.74                80
 08/10/2021   07:51:47   (  -0.00,-137.15) (  -0.76,-140.77)  411.12                80
 08/12/2021   07:39:33   (   0.00,-137.13) (  -0.17,-137.80)   77.87                80