What is the test for objectivity when it comes to calculating attorney fees?

approaching the problem that can claim objectivity, a claim which is obviously vital to the prestige of the bar and the courts." " (Ibid. ) "When using the lodestar method to calculate attorney fees ..., the ultimate goal is to determine a "reasonable" attorney fee.... " (Chavez v. City of Los Angeles (2010) 47 Cal.4th 970, 985, 104 Cal.Rptr.3d 710, 224 P.3d 41.) "The "experienced trial judge is the best judge of the value of professional services rendered in his court, and while his judgment is of course subject to review, it will not be disturbed unless the appellate court is convinced that it is clearly wrong." " (Ketchum, at p. 1132, 104 Cal.Rptr.2d 377, 17 P.3d 735.)