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J8s Push/Fold: When to Shove Jack-Eight suited

J8s is a Nash shove from the Button up to 6bb in 6-max and 9-max, and from the Small Blind up to 24bb.

In 6-max it shoves from Under the Gun up to 3bb, the Cutoff up to 4bb, the Button up to 6bb, and the Small Blind up to 24bb.

In 9-max it shoves from Under the Gun up to 3bb, the Middle Position up to 3bb, the Cutoff up to 4bb, the Button up to 6bb, and the Small Blind up to 24bb.

Ranks #49 of 169 hands by how often it shoves · shove in 77 of 225 solved spots · 4 combos

Verdict by seat and stack

J8s — 6-Max verdicts (cell links open the spot chart)
SeatMax5bb8bb10bb12bb15bb20bb
UTG≤3bbFoldFoldFoldFoldFoldFold
CO≤4bb67%67%71%62%26%Fold
BTN≤6bbShove91%88%86%82%68%
SB≤24bbShoveShoveShoveShoveShoveShove
J8s — 9-Max verdicts (cell links open the spot chart)
SeatMax5bb8bb10bb12bb15bb20bb
UTG≤3bbFoldFoldFoldFoldFoldFold
MP≤3bbFoldFoldFoldFoldFoldFold
CO≤4bb67%67%71%62%26%Fold
BTN≤6bbShove91%88%86%82%68%
SB≤24bbShoveShoveShoveShoveShoveShove

How J8s compares

Suitedness is worth 39 extra shove spots here: J8s is a shove in 77 of the 225 solved spots, J8o in 38. From the 6-max Button J8s shoves up to 6bb and J8o up to 3bb.

Hand shape: its small gap still leaves straight draws and being suited adds flush equity when it is called.

J8s is an edge hand in 20 published spots, where the Nash solution mixes it: 6-max CO 12bb (62%), 9-max CO 12bb (62%), 6-max CO 5bb (67%), 6-max CO 8bb (67%), 9-max CO 5bb (67%), and 9-max CO 8bb (67%), plus 14 more. In a true Nash mix both options earn about the same against the equilibrium callers, so a consistent default costs little.

J8s push/fold FAQ

Is J8s a shove at 10bb?

At 10bb in 6-max, J8s is a shove from the Small Blind, mixed from the Cutoff (71%) and the Button (88%), and a fold from Under the Gun. At 10bb in 9-max, J8s is a shove from the Small Blind, mixed from the Cutoff (71%) and the Button (88%), and a fold from Under the Gun and the Middle Position.

Up to how many big blinds should J8s shove from the Button?

From the Button, J8s is a Nash shove up to 6bb in 6-max and 9-max.

Up to how many big blinds should J8s shove from the Small Blind?

From the Small Blind, J8s is a Nash shove up to 24bb in 6-max and 9-max.

What stack size do these verdicts assume?

Stacks are total big blinds before posting blinds, chip-EV, no antes, solved from 1 to 25bb. Shove means the Nash solution pushes the hand at least 95% of the time, fold at most 5%, and anything between is a mix.

How these numbers are computed: methodology and open dataset.

Related

J8oAll 169 hands
5bb chart8bb chart10bb chart12bb chart15bb chart20bb chart

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