Just sat at table so no read, but just curious if my bet sizing i
s correct here should i be wiling to go all-in on this flop?

PokerStars No-Limit Hold'em, $0.50 BB (9 handed) Poker-Stars Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

CO ($50)
Button ($56.65)
SB ($52.90)
Hero ($50)
UTG ($31.30)
UTG+1 ($57.20)
MP1 ($49.25)
MP2 ($46.20)
MP3 ($53.95)

Preflop: Hero is BB with 5, J.
6 folds, Button calls $0.50, SB completes, Hero checks.

Flop: ($1.50) A, 8, T (3 players)
SB checks, Hero bets $1.5, Button raises to $5, SB folds, Hero raises to $20, Button raises to $54, Hero calls $29.50 (All-In).

Turn: ($100.50) T (2 players, 1 all-in)

River: ($100.50) 4 (2 players, 1 all-in)

Final Pot: $100.50