PCA 2k satellite hand

[Praetor]

PCA 18 runner SNG, 3 seats

PokerStars No-Limit Hold'em Tourney, Big Blind is t30 (8 handed) Hand History converter, Courtesy of PokerZion.com

UTG (t1800)
UTG+1 (t2895)
MP1 (t2925)
MP2 (t3700)
CO (t3330)
Button (t6700)
SB (t2875)
Hero (t2775)

Preflop: Hero is BB with Ad, 5h.
1 fold, UTG+1 calls t30, 3 folds, Button raises to t60, 1 fold, Hero calls t30, UTG+1 calls t30.

Flop: (t195) 4c, As, 5c (3 players)
Hero checks, UTG+1 checks, Button bets t90, Hero raises to t380, UTG+1 raises to t2835, Button folds Hero?


The min raising button is a proven retard, and UTG is totally unknown to me. its still early, this is the first hand I've played