Was reviewing my HH for the other day and found this hand.

[b]PartyGaming - $2+$0|125/250 NL (6 max) - Holdem - 6 players[/b]

[i][url=http://www.pokertracker.com]Hand converted by PokerTracker 3[/url][/i]

SB: 4,230.00

BB: 3,210.00

UTG: 5,600.00

MP: 5,265.00

Hero (CO): 7,740.00

BTN: 5,465.00

SB posts ante 25.00, BB posts ante 25.00, UTG posts ante 25.00, MP posts ante 25.00, Hero posts ante 25.00, BTN posts ante 25.00, SB posts SB 125.00, BB posts BB 250.00

[b]Pre Flop:[/b] [i](525.00)[/i] Hero has  K:spade: 9:spade: 

UTG calls 250.00, [i]fold[/i], [color=red]Hero raises to 750.00[/color], [i]fold[/i], [i]fold[/i], [color=red]BB raises to 3,185.00 and is all-in[/color], [i]fold[/i], [i]fold[/i]

BB wins 2,025.00

After playing around with ranges in Equilab I found that this was actually a call. Should I call here? What is your criteria when choosing not to call, even if math says it's a call, to wait for a "better" spot?