performance number

performance number

[pər′fȯr·məns ‚nəm·bər]
(engineering)
One of a series of numbers (constituting the PN, or performance-number, scale) used to convert fuel antiknock values in terms of a reference fuel into an index which is an indication of relative engine performance; used mostly to rate aviation gasolines with octane values greater than 100.

performance number

The “knock” rating of an engine. It is expressed as an octane when this figure is below 100. See octane rating.
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Sometimes when you lose, you focus in on things that you wouldn't necessarily see when you win, and we are looking for a performance number one.
We want dat performance number to be over da 89: Reiterates that ``Rule Breakers'' should have relative strength performance of 90 or greater.
The company earned similar accolades for the second quarter, eclipsing the performance numbers of competitors working on a similar campaign.
Mullen, a keen racing fan who took up his post in April, nevertheless pledged Ladbrokes' commitment to the sport on a day when he claimed the bookmaker's performance numbers - most VVCONTINUES page 4
Ford did not talk about anticipated volume numbers, pricing or other performance numbers.
GM's chief engineer for small-block engines, Jordan Lee said, 'It's also worth mentioning that the LT4's supercar performance numbers are achieved with an engine that is nearly the same size as the very compact LT1 engine introduced in the 2014 Corvette Stingray.
Targeted performance numbers include speeds greater than 125 knots, a range greater than 360 nautical miles, a max gross weight of more than 1,500 pounds and hover capabilities beyond 11,000 feet.
UK-based provider of air traffic services NATS has posted financial performance numbers for the year to 31 March 2012.
Intel's first system-on-chip, codenamed "Medfield," may outperform other chips designed for tablets and smartphones--at least according to performance numbers from the Caffeinemark 3 benchmark tool.
3-litre V12, developing an awesome 523lb/ft of torque, which guarantees performance numbers normally associated with F1.
25p as dealers say investors expect solid performance numbers on Tuesday.
And Caterpillar, Electrolux and BAE Systems have been given performance numbers based on applications they chose.
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