🇯🇵 YAMADA Akihiko · JAPAN

51rank
-5.0Butler · 32 bds
-0.16per board
±4.4swing
-0.25vs par /bd
-0.15adjusted /bd
Butler per round: -5 -5by round

vs par split: bidding -1.19 · play +1.06

Strength of schedule: opponents averaged +0.01/bd (an average draw) → opponent-adjusted -0.15/bd

Card play — on target: opening leads 91.7% · declarer play 71.4% · defence 84.2%

Card play by contract type — on target
vs NTvs a suit
Opening leads50.0% (2)100.0% (10)
Declarer play66.7% (3)75.0% (4)
Defence100.0% (3)81.2% (16)

Opening leads by suit led: ♠ 50.0% (2) · ♥ 100.0% (2) · ♦ 100.0% (3) · ♣ 100.0% (5)

vs par by strain: NT +2.00 (7) · a suit -0.75 (24)

vs par by level: part-score -3.17 (12) · game +1.79 (19)

By role: declaring -1.26/bd (-4.69 vs par · 13) · defending +0.60/bd (+2.79 vs par · 19)

By vulnerability: vulnerable -1.36/bd (-3.12 vs par · 16) · not vulnerable +1.05/bd (+2.62 vs par · 16)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 16K.OhnoH.Lasut – E.ManoppoOpen16-6.9-0.43-1.56
Round of 16K.OhnoM.Sawiruddin – M.HartonoClosed16+1.9+0.12+1.06

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.

ButlerRoundOpponentsBdContractLeadResvs par
+13.6Round of 16🇮🇩 INDONESIA323NT♣5-1+20
+5.5Round of 16🇮🇩 INDONESIA24♥♠K+1+7
+4.8Round of 16🇮🇩 INDONESIA73NT♥5-1+6
+4.7Round of 16🇮🇩 INDONESIA143NT♠Q+2-11
+2.7Round of 16🇮🇩 INDONESIA114♠♥4-1+5
+2.7Round of 16🇮🇩 INDONESIA163NT♠5=-1
+2.6Round of 16🇮🇩 INDONESIA254♠♣9-1+12
+2.3Round of 16🇮🇩 INDONESIA123NT♠K-1+6
+2.3Round of 16🇮🇩 INDONESIA263♠♥K-2-9
+1.4Round of 16🇮🇩 INDONESIA221♦♠10+4+10
+1.2Round of 16🇮🇩 INDONESIA314♠♣J-1+11
+1.0Round of 16🇮🇩 INDONESIA183♥♠A-2-11
+0.5Round of 16🇮🇩 INDONESIA274♥♥4=+0
+0.5Round of 16🇮🇩 INDONESIA283NT♥6+1+0
-0.1Round of 16🇮🇩 INDONESIA82♦x♠K-1+0
-0.3Round of 16🇮🇩 INDONESIA213♠♣2-1-2
-0.7Round of 16🇮🇩 INDONESIA304♥♦K=+0
-0.9Round of 16🇮🇩 INDONESIA44♠♦6+2-13
-0.9Round of 16🇮🇩 INDONESIA29Pass-4
-1.1Round of 16🇮🇩 INDONESIA54♠♣9+2+13
-1.2Round of 16🇮🇩 INDONESIA204♥♠Q+1+0
-1.3Round of 16🇮🇩 INDONESIA33♣♦2-1-6
-1.5Round of 16🇮🇩 INDONESIA93♦♦6+2-1
-1.5Round of 16🇮🇩 INDONESIA154♥♠2+1+0
-2.5Round of 16🇮🇩 INDONESIA132♦♣J+1+0
-2.6Round of 16🇮🇩 INDONESIA12♣♥8-3-11
-2.8Round of 16🇮🇩 INDONESIA192♠♥J+1+0
-3.5Round of 16🇮🇩 INDONESIA172♥x♦K-3-3
-4.2Round of 16🇮🇩 INDONESIA243NT♣6-2-6
-4.7Round of 16🇮🇩 INDONESIA102♥♠6-1-5
-7.6Round of 16🇮🇩 INDONESIA234♠♣2+1-1
-13.4Round of 16🇮🇩 INDONESIA65♣x♥K-5-14