TVC:DXY   U.S. Dollar Index
You should pay special attention to DXY, why?

If USD is the base currency (USD/XXX), then the DXY and the currency pair should move the same direction.
Example :
If DXY go up , EURUSD go down and vice versa.

If USD is the quote currency (XXX/USD), then the DXY and the currency pair should move in opposite directions.

If DXY go up , USDCHF go up and vice versa.

Comment:
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