CO range vs HJ open at 15 bb (5-max)
When HJ opens and you're CO, with an effective stack of 15 bb in a 5-max tournament, the solver plays 24.3% of its hands (call 17.8%, raise 5.20 bb 1.5%, all-in 4.9%) and folds 75.7%. These frequencies come from Exploit It's full preflop tree: a chip-EV equilibrium with antes, computed for every position at the table.
Each cell: the share of each action for that hand, left to right. Gray cell: hand not in the range at this point.
Key takeaways for this spot
- The solver plays 24.2% of the hands that reach this spot, about 322 combos out of 1,326.
- Call is the main action for 18.6% of hands: from JJ down to 44, the weakest hand played this way.
- Raise is the main action for 1.2% of hands: from AA down to 33, the weakest hand played this way.
- All-in is the main action for 4.7% of hands: from KK down to T9s, the weakest hand played this way.
- Surprise: the solver folds some top-50 hands here, such as K9o, QTo, A4o, K6s.
What changes at 12 bb (9 hands change action)
- AA: raise here, all-in at 12 bb
- AJs: call here, all-in at 12 bb
- AQo: call here, all-in at 12 bb
- K9o: fold here, call at 12 bb
- K7s: call here, fold at 12 bb
- QTo: fold here, call at 12 bb
What changes at 17 bb (3 hands change action)
- AQs: all-in here, call at 17 bb
- KJs: all-in here, call at 17 bb
- A5o: call here, fold at 17 bb
Frequently asked questions
Which hands should you play from CO, facing an open, at 15 bb in 5-max?
The solver plays 24.2% of the hands that reach this spot, about 322 combos out of 1,326. Call is the main action for 18.6% of hands: from JJ down to 44, the weakest hand played this way.
What should you do with small pairs (22 to 66) in this spot?
The solver's main action with each hand: 22 fold, 33 raise, 44 call, 55 call, 66 call.
What should you do with weak suited aces (A2s to A5s) in this spot?
The solver's main action with each hand: A2s call, A3s call, A4s call, A5s call.
How do you train on this spot?
Exploit It's free quiz deals you random hands in this exact spot and shows you the solver's answer after each choice.
Short stack: the push/fold chart, from 5 to 20 bb
Equilibrium computed by the Exploit It solver in chip-EV, antes included, open size 2 bb at 25 bb or less and 2.2 bb deeper. The model's range-width caps can make some EVs of unplayed actions optimistic: play the frequencies.