S&P 500 - Some useful trading channels

I marked up some key trading channels for the S&P.

March rally

2009 rally
Note that on a multi year time frame linear regressions take teh form of a triangle.

You can only see the 2009 rally linear regression in 1D time frame

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I made some tweaks tonight after looking at the end of day values. The trading channel and rising wedge are much more visible.