KANG Seongseok · SEOUL
196rank
-13.4Butler · 100 bds
-0.13per board
±4.5swing
+0.72vs par /bd · #33/311
-0.13adjusted /bd
by round
vs par split: bidding +1.02 · play -0.30
Strength of schedule: opponents averaged +0.00/bd (an average draw) → opponent-adjusted -0.13/bd
Card play — on target: opening leads 80.6% #136 of 310 · declarer play 81.8% #66 of 311 · defence 85.0% #221 of 311
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 91.7% (12) | 75.0% (24) |
| Declarer play | 75.0% (8) | 85.7% (14) |
| Defence | 88.9% (18) | 83.3% (42) |
Opening leads by suit led: ♠ 63.6% (11) · ♥ 87.5% (8) · ♦ 100.0% (10) · ♣ 71.4% (7)
vs par by strain: NT +1.50 (34) · a suit +0.32 (66)
vs par by level: part-score +0.44 (36) · game +1.23 (57) · slam -2.00 (7)
By role: declaring +0.42/bd (-1.48 vs par · 40) · defending -0.50/bd (+2.18 vs par · 60)
By vulnerability: vulnerable -0.39/bd (+0.36 vs par · 52) · not vulnerable +0.14/bd (+1.10 vs par · 48)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | S.Lee | J.Meckstroth – Z.Mahmood | Open | 10 | -27.6 | -2.76 | -3.20 |
| Round 2 | A.Manno | M.Lanzarotti – A.Franchi | Closed | 10 | +8.9 | +0.89 | +2.40 |
| Round 4 | M.Di Franco | C.Popescu – C.Dobroiu | Open | 10 | -11.4 | -1.14 | +1.80 |
| Round 7 | S.Lee | E.Malhasyan – J.Harris | Closed | 10 | +10.2 | +1.02 | +1.20 |
| Round 8 | A.Manno | M.D Avossa – S.Di Bello | Closed | 10 | +23.2 | +2.32 | +2.20 |
| Round 10 | S.Lee | O.Svendsen – S.Gillis | Open | 10 | +0.2 | +0.02 | -0.40 |
| Round 11 | A.Manno | A.Yekutieli – I.Baniri | Closed | 10 | -3.6 | -0.36 | +2.10 |
| Round 13 | S.Lee | I.Nanev – R.Gunev | Open | 10 | -19.9 | -1.99 | -0.70 |
| Round 14 | S.Lee | P.Bertheau – T.Hoftaniska | Closed | 10 | +3.6 | +0.36 | +0.70 |
| Round 15 | S.Lee | S.Hoyland – S.Hoyland | Closed | 10 | +3.0 | +0.30 | +1.10 |
Every board — best Butler first↑ top
vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.
| Butler | Round | Opponents | Bd | Contract | Lead | Res | vs par |
|---|---|---|---|---|---|---|---|
| +16.7 | Round 2 | BRENO | 16 | 1NTxx | ♣A | +3 | +16 |
| +10.6 | Round 7 | JENNY | 5 | 5♠x | ♦A | -2 | +13 |
| +8.5 | Round 8 | ADDAURA | 20 | 1NT | ♦3 | -3 | +6 |
| +8.1 | Round 15 | VIKINGNA HIGHLANDERS | 28 | 4♠ | ♥7 | +3 | +17 |
| +7.4 | Round 14 | DE BOTTON | 20 | 3NT | ♣4 | = | -1 |
| +6.1 | Round 4 | ARAKISELLA | 1 | 4♠ | ♣5 | -1 | +5 |
| +5.6 | Round 14 | DE BOTTON | 11 | 4♥ | ♦7 | = | +0 |
| +5.4 | Round 10 | GILLIS | 2 | 3NT | ♠6 | = | +0 |
| +4.8 | Round 8 | ADDAURA | 13 | 3♥ | ♦3 | = | +10 |
| +4.8 | Round 13 | K ONE | 5 | 6♥x | ♣5 | -3 | +0 |
| +4.7 | Round 2 | BRENO | 14 | 6♣ | ♥6 | = | +0 |
| +4.0 | Round 1 | GUPTA | 4 | 2NT | ♠2 | = | +0 |
| +4.0 | Round 8 | ADDAURA | 15 | 5♦ | ♣K | -1 | +10 |
| +3.9 | Round 2 | BRENO | 13 | 3♦ | ♣J | +2 | +10 |
| +3.5 | Round 13 | K ONE | 6 | 3♦ | ♦9 | +1 | +1 |
| +3.5 | Round 14 | DE BOTTON | 15 | 3♦ | ♣2 | -2 | +2 |
| +3.4 | Round 4 | ARAKISELLA | 4 | 3NT | ♦3 | +1 | -1 |
| +3.4 | Round 8 | ADDAURA | 14 | 3NT | ♣3 | -1 | +10 |
| +3.1 | Round 7 | JENNY | 3 | 2♦x | ♠6 | -5 | +10 |
| +2.9 | Round 7 | JENNY | 1 | 4♥x | ♦A | -3 | +2 |
| +2.9 | Round 13 | K ONE | 8 | 3NT | ♠Q | +3 | +1 |
| +2.8 | Round 8 | ADDAURA | 18 | 3NT | ♠10 | -1 | +5 |
| +2.7 | Round 11 | KITKUTIM | 19 | 3♥ | ♥K | -2 | +1 |
| +2.3 | Round 7 | JENNY | 9 | 1NT | ♦10 | +2 | +7 |
| +1.8 | Round 1 | GUPTA | 2 | 3NT | ♠7 | = | +6 |
| +1.8 | Round 2 | BRENO | 17 | 4♥ | ♠3 | +1 | +0 |
| +1.8 | Round 11 | KITKUTIM | 11 | 4♠ | ♥Q | +2 | +11 |
| +1.6 | Round 4 | ARAKISELLA | 8 | 3NT | ♥2 | -1 | +5 |
| +1.5 | Round 4 | ARAKISELLA | 10 | 2♦ | ♠J | -1 | -1 |
| +1.4 | Round 8 | ADDAURA | 19 | 1NT | ♥10 | +1 | -7 |
| +1.3 | Round 10 | GILLIS | 3 | 3NT | ♦A | +2 | +10 |
| +1.3 | Round 11 | KITKUTIM | 12 | 3NT | ♠6 | +3 | +11 |
| +1.3 | Round 11 | KITKUTIM | 17 | 3♠ | ♥A | -1 | +4 |
| +1.2 | Round 13 | K ONE | 9 | 4♠ | ♣Q | +1 | +4 |
| +1.1 | Round 1 | GUPTA | 6 | 4♠ | ♦A | = | -1 |
| +1.0 | Round 7 | JENNY | 8 | 3♥ | ♠4 | -2 | +5 |
| +1.0 | Round 10 | GILLIS | 5 | 3♠ | ♦2 | = | +0 |
| +0.8 | Round 15 | VIKINGNA HIGHLANDERS | 22 | 4♥ | ♦K | = | +0 |
| +0.7 | Round 4 | ARAKISELLA | 2 | 3NT | ♥5 | -2 | +5 |
| +0.7 | Round 7 | JENNY | 4 | 1NT | ♥5 | +1 | +0 |
| +0.7 | Round 15 | VIKINGNA HIGHLANDERS | 24 | 2♠ | ♣Q | +1 | +1 |
| +0.6 | Round 15 | VIKINGNA HIGHLANDERS | 21 | 3NT | ♦9 | +2 | +0 |
| +0.5 | Round 8 | ADDAURA | 16 | 4♥ | ♠3 | = | -1 |
| +0.5 | Round 10 | GILLIS | 1 | 3NT | ♣6 | +1 | +1 |
| +0.5 | Round 14 | DE BOTTON | 14 | 3NT | ♥3 | -1 | +5 |
| +0.4 | Round 2 | BRENO | 11 | 3♣ | ♥2 | = | +1 |
| +0.4 | Round 2 | BRENO | 15 | 1NT | ♦5 | +1 | +0 |
| +0.3 | Round 15 | VIKINGNA HIGHLANDERS | 23 | 2NT | ♠9 | +1 | -1 |
| +0.2 | Round 14 | DE BOTTON | 13 | 1NT | ♠6 | -2 | +3 |
| +0.1 | Round 11 | KITKUTIM | 14 | 4♥x | ♣J | -1 | +0 |
| -0.0 | Round 15 | VIKINGNA HIGHLANDERS | 25 | 4♠ | ♥4 | = | +0 |
| -0.1 | Round 4 | ARAKISELLA | 7 | 4♠ | ♣K | +1 | +0 |
| -0.1 | Round 8 | ADDAURA | 12 | 3♦ | ♣K | +3 | -10 |
| -0.2 | Round 14 | DE BOTTON | 16 | 1NT | ♠2 | +1 | +0 |
| -0.3 | Round 11 | KITKUTIM | 15 | 4♠ | ♥J | +1 | +0 |
| -0.3 | Round 13 | K ONE | 4 | 4♥ | ♠A | +2 | +13 |
| -0.4 | Round 1 | GUPTA | 9 | 3NT | ♥2 | +2 | -1 |
| -0.4 | Round 15 | VIKINGNA HIGHLANDERS | 29 | 4♥ | ♠A | +1 | +0 |
| -0.6 | Round 10 | GILLIS | 4 | 3NT | ♠2 | +1 | +0 |
| -0.7 | Round 4 | ARAKISELLA | 9 | 4♠x | ♥9 | -1 | +2 |
| -0.9 | Round 8 | ADDAURA | 17 | 3NT | ♦10 | +2 | +0 |
| -0.9 | Round 15 | VIKINGNA HIGHLANDERS | 27 | 4♠ | ♥J | +1 | +0 |
| -1.0 | Round 10 | GILLIS | 9 | 3♣ | ♠K | -1 | +0 |
| -1.0 | Round 10 | GILLIS | 10 | 4♣ | ♠K | -1 | -11 |
| -1.1 | Round 10 | GILLIS | 6 | 4♥ | ♦7 | +1 | +0 |
| -1.2 | Round 8 | ADDAURA | 11 | 4♠ | ♦Q | +1 | -1 |
| -1.4 | Round 1 | GUPTA | 8 | 3♣ | ♠J | +2 | +6 |
| -1.4 | Round 11 | KITKUTIM | 16 | 4♠ | ♣A | -1 | -5 |
| -1.5 | Round 2 | BRENO | 18 | 4♠ | ♦8 | -2 | +0 |
| -1.6 | Round 15 | VIKINGNA HIGHLANDERS | 30 | 4♥ | ♣A | +1 | +0 |
| -1.7 | Round 7 | JENNY | 6 | 5♥x | ♣3 | -3 | -3 |
| -1.7 | Round 10 | GILLIS | 8 | 2♠ | ♦3 | -1 | -4 |
| -1.7 | Round 13 | K ONE | 10 | 3NT | ♠5 | +2 | -13 |
| -1.7 | Round 14 | DE BOTTON | 17 | 4♠ | ♥8 | = | +0 |
| -2.0 | Round 11 | KITKUTIM | 18 | 3♣ | ♦5 | +1 | +0 |
| -2.1 | Round 7 | JENNY | 7 | 2♥x | ♠A | -1 | -9 |
| -2.3 | Round 7 | JENNY | 2 | 4♥ | ♣K | = | -3 |
| -2.4 | Round 2 | BRENO | 20 | 4♥ | ♣J | = | +1 |
| -2.6 | Round 10 | GILLIS | 7 | 2♥ | ♠K | = | +0 |
| -3.1 | Round 13 | K ONE | 3 | 7♦ | ♦4 | = | +0 |
| -3.1 | Round 14 | DE BOTTON | 12 | 3♥ | ♥10 | -1 | +6 |
| -3.3 | Round 11 | KITKUTIM | 13 | 3♠ | ♣9 | -1 | -1 |
| -3.3 | Round 13 | K ONE | 1 | 4♠ | ♣Q | = | +0 |
| -3.4 | Round 2 | BRENO | 19 | 5♥ | ♦2 | -2 | +6 |
| -3.5 | Round 1 | GUPTA | 5 | 4♥ | ♣9 | -1 | -5 |
| -3.6 | Round 1 | GUPTA | 1 | 4♠ | ♥A | = | +0 |
| -3.7 | Round 14 | DE BOTTON | 18 | 3NT | ♠4 | -1 | -5 |
| -3.8 | Round 11 | KITKUTIM | 20 | 1NT | ♣Q | +1 | +0 |
| -4.3 | Round 7 | JENNY | 10 | 1NT | ♠J | +3 | -10 |
| -4.6 | Round 15 | VIKINGNA HIGHLANDERS | 26 | 2♠ | ♦9 | = | -6 |
| -4.9 | Round 14 | DE BOTTON | 19 | 6♣ | ♠A | -3 | -3 |
| -5.4 | Round 4 | ARAKISELLA | 3 | 3NT | ♥3 | +1 | +12 |
| -6.0 | Round 1 | GUPTA | 10 | 5♣ | ♥Q | -1 | -13 |
| -7.5 | Round 4 | ARAKISELLA | 6 | 4♠x | ♣Q | -3 | -9 |
| -8.8 | Round 1 | GUPTA | 7 | 3NT | ♥7 | -2 | -13 |
| -10.8 | Round 1 | GUPTA | 3 | 6♠ | ♠9 | = | -11 |
| -11.0 | Round 4 | ARAKISELLA | 5 | 6NT | ♦8 | = | +0 |
| -11.7 | Round 2 | BRENO | 12 | 4♠x | ♥A | +1 | -10 |
| -11.7 | Round 13 | K ONE | 7 | 6♥ | ♦3 | = | +0 |
| -12.2 | Round 13 | K ONE | 2 | 2♠x | ♦Q | = | -13 |