Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 7 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/29/2021   07:27:36   (   0.02,-137.19) (   0.48,-134.85)  265.95                80
 07/29/2021   19:46:12   (  -0.02,-137.21) (   0.56,-140.02)  319.33                80
 07/31/2021   19:36:39   (  -0.02,-137.21) (  -0.08,-137.06)   18.03                80
 08/02/2021   19:24:25   (  -0.01,-137.22) (  -0.65,-134.10)  354.23                80
 08/03/2021   07:43:09   (   0.01,-137.21) (  -0.44,-139.29)  237.19                80
 08/05/2021   07:30:55   (  -0.02,-137.20) (   0.15,-136.33)   98.80                80
 08/05/2021   19:52:10   (   0.02,-137.20) (   0.95,-141.48)  487.29                80
 08/07/2021   07:18:42   (  -0.01,-137.18) (   0.79,-133.37)  433.03                80
 08/07/2021   19:39:57   (   0.01,-137.19) (   0.31,-138.53)  153.10                80
 08/09/2021   19:30:24   (   0.00,-137.17) (  -0.34,-135.58)  180.78                80
 08/10/2021   07:51:48   (  -0.00,-137.15) (  -0.74,-140.77)  411.00                80