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Anti-Knock Index

The Anti­Knock Index (AKI) or posted octane number (PON) is the headline octane rating shown on the pump in Canada, the United States, Brazil and some other countries.

The Anti\[Hyphen]Knock Index is the average of the motor octane number and research octane number.

Formula

QuantityVariable["AKI", "Unitless"] == (QuantityVariable["MON", "Unitless"] + QuantityVariable["RON", "Unitless"])/2

symbol description physical quantity
AKI Anti­Knock Index "Unitless"
MON motor octane number "Unitless"
RON research octane number "Unitless"

Forms

Examples

Get the resource:

In[1]:=
ResourceObject["Anti-Knock Index"]
Out[1]=

Get the formula:

In[2]:=
FormulaData[ResourceObject["Anti-Knock Index"]]
Out[2]=

Use some values:

In[3]:=
FormulaData[ ResourceObject[ "Anti-Knock Index"], {QuantityVariable["MON","Unitless"] -> 83, QuantityVariable["AKI","Unitless"] -> 87}]
Out[3]=

Publisher Information