Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 7 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/27/2021   07:37:09   (   0.02,-137.18) (  -0.14,-137.81)   71.88                80
 07/29/2021   07:24:57   (   0.02,-137.20) (   0.49,-134.85)  265.95                80
 07/29/2021   19:46:12   (  -0.02,-137.21) (   0.55,-140.02)  319.44                80
 07/31/2021   19:36:38   (  -0.02,-137.22) (  -0.02,-137.05)   18.14                80
 08/02/2021   19:24:25   (  -0.01,-137.22) (  -0.66,-134.10)  354.61                80
 08/03/2021   07:45:49   (   0.01,-137.21) (  -0.43,-139.29)  236.47                80
 08/05/2021   07:30:55   (  -0.01,-137.21) (   0.15,-136.33)   99.49                80
 08/05/2021   19:52:10   (   0.01,-137.21) (   0.95,-141.48)  486.76                80
 08/07/2021   07:18:42   (  -0.00,-137.19) (   0.80,-133.37)  434.10                80
 08/07/2021   19:39:57   (   0.00,-137.20) (   0.30,-138.53)  152.23                80
 08/09/2021   19:30:24   (   0.00,-137.18) (  -0.34,-135.58)  181.90                80