Patent ID: 7702570

Claim:
A system for providing an operator interface having a radar display, comprising: a processor; and a memory that stores (1) a plurality of trader designated requirements and (2) instructions which, when executed by the processor, direct the processor to: generate a radar display, the radar display comprising a trader requirements block corresponding to the plurality of trader designated requirements, each trader designated requirement comprising a requirement concerning at least one of a purchase and sale of a quantity of at least one financial instrument, in which at least one of the trader designated requirements defines a targeted difference in price between two different financial instruments, in which the difference in price comprises a trader-specified difference in price between two different financial instruments for a targeted spread transaction; receive market data, in which the market data comprises price information for at least one of the two different financial instruments; and perform the following for each trader designated requirement: determine a probability of the market data satisfying the respective trader designated requirement, in which the probability comprises a likelihood that the market data will satisfy the respective trader designated requirement, and in which the act of determining a probability for the at least one of the trader designated requirements comprises determining a probability that the trader-specified difference in price between the two different financial instruments will be satisfied; determine a distance between a display of a market data circle and the trader requirements block based on the probability; and display a market data circle at a location on the radar display that is the determined distance away from the trader requirements block of the radar display, the market data circle corresponding to the respective trader designated requirement, in which the determined distance between the market data circle and the trader requirements block indicates the determined probability.