🇷🇺 VOROBEYCHIKOVA Olga · RUSSIA

7rank
+146.9Butler · 144 bds
+1.02per board
±4.3swing
+0.63vs par /bd · #19/83
+0.97adjusted /bd
Butler per round: 46.7 14.6 26 -11.8 26.1 0.8 37.2 -17 24.3by round

vs par split: bidding +0.64 · play -0.07

Strength of schedule: opponents averaged -0.05/bd (an easy draw) → opponent-adjusted +0.97/bd

Card play — on target: opening leads 71.4% #69 of 83 · declarer play 72.2% #38 of 83 · defence 84.5% #36 of 83

Card play by contract type — on target
vs NTvs a suit
Opening leads69.2% (13)72.4% (29)
Declarer play57.1% (7)75.9% (29)
Defence82.6% (23)85.4% (48)

Opening leads by suit led: ♠ 68.8% (16) · ♥ 70.0% (10) · ♦ 75.0% (4) · ♣ 75.0% (12)

vs par by strain: NT -0.40 (43) · a suit +0.99 (100)

vs par by level: part-score +0.77 (64) · game +0.36 (72) · slam +1.00 (7)

By role: declaring +0.37/bd (-1.90 vs par · 72) · defending +1.67/bd (+3.17 vs par · 72)

By vulnerability: vulnerable +0.95/bd (+0.74 vs par · 72) · not vulnerable +1.09/bd (+0.53 vs par · 72)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2S.ChubarovaI.Demme – H.WolpertClosed16+46.7+2.92+4.56
Round 3S.ChubarovaF.Gong – S.HuOpen16+14.6+0.91+0.19
Round 4S.ChubarovaM.Homsy – C.AudicheClosed16+26.0+1.62+1.62
Round 6S.ChubarovaA.Acar – B.ErkanClosed16-11.8-0.74-2.44
Round 8S.ChubarovaP.Shah – V.ShahClosed16+26.1+1.63+2.69
Round 9S.ChubarovaM.Babot – M.PanaderoOpen16+0.8+0.05-2.38
Round 10S.ChubarovaA.Abu Jaber – M.Hamadeh AwwadClosed16+37.2+2.33+2.62
Round 11S.ChubarovaS.Brock – N.SmithOpen16-17.0-1.06-0.38
Round 13S.ChubarovaJ.Cassin – S.BringoldClosed16+24.3+1.52-0.81

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 2🇨🇦 CANADA312♠x♥A-4+14
+12.3Round 13🇬🇵 GUADELOUPE54♥♦Q-2+13
+9.2Round 4🇪🇬 EGYPT195♥♣A=+11
+8.8Round 4🇪🇬 EGYPT265♦♣A-2+8
+8.5Round 9🇪🇸 SPAIN144♠♣8-1+10
+8.2Round 10🇯🇴 JORDAN184♠♥J-1+12
+7.8Round 3🇹🇼 CHINESE TAIPEI114♠x♦6-2+10
+7.6Round 10🇯🇴 JORDAN234♠♥K-1+13
+7.5Round 4🇪🇬 EGYPT256♥♠8-1+14
+7.4Round 3🇹🇼 CHINESE TAIPEI146♥♣10=-9
+7.2Round 2🇨🇦 CANADA324♥♦2=+13
+7.2Round 10🇯🇴 JORDAN263NT♠9-1+6
+6.8Round 8🇰🇪 KENYA286NT♠10+1+13
+6.2Round 2🇨🇦 CANADA274♥♠K-2+14
+6.2Round 6🇹🇷 TURKEY214♠♦7-2+13
+5.9Round 2🇨🇦 CANADA293♣♥2-1+11
+5.8Round 3🇹🇼 CHINESE TAIPEI44♥♠6-1+6
+5.8Round 8🇰🇪 KENYA292♠♥A-1+13
+5.6Round 2🇨🇦 CANADA174♥♣J=-1
+5.2Round 6🇹🇷 TURKEY291NT♣8+2+10
+5.2Round 10🇯🇴 JORDAN303NT♠4+2+2
+5.2Round 13🇬🇵 GUADELOUPE43NT♥10=-11
+5.1Round 3🇹🇼 CHINESE TAIPEI163♥♣A-2+5
+5.1Round 8🇰🇪 KENYA183♠♦K=+6
+5.1Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND24♥♠A=+0
+4.9Round 3🇹🇼 CHINESE TAIPEI93NT♠3-1+10
+4.6Round 8🇰🇪 KENYA224♠♥Q-1+5
+4.6Round 8🇰🇪 KENYA323NT♠10=-1
+4.5Round 8🇰🇪 KENYA243NT♥J=-1
+4.5Round 8🇰🇪 KENYA304♥♠J-1+8
+4.2Round 6🇹🇷 TURKEY303♣♠8=+5
+4.2Round 10🇯🇴 JORDAN292♠♦A+2+1
+4.0Round 9🇪🇸 SPAIN41NT♠6+3-2
+4.0Round 13🇬🇵 GUADELOUPE63NT♦9-1+5
+3.8Round 6🇹🇷 TURKEY205♥♦10=-13
+3.8Round 10🇯🇴 JORDAN204♣♥K-2+7
+3.6Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND103♦♠5-1-1
+3.5Round 3🇹🇼 CHINESE TAIPEI83NT♠4-3+7
+3.5Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND161NT♣10+1+7
+3.4Round 2🇨🇦 CANADA242♥♠K=+5
+3.3Round 10🇯🇴 JORDAN223NT♣K=-1
+3.2Round 2🇨🇦 CANADA305♦♠A-1+5
+3.2Round 4🇪🇬 EGYPT312♥♠K-1+6
+3.1Round 13🇬🇵 GUADELOUPE14♦♥A=+1
+2.9Round 6🇹🇷 TURKEY245♣♠A-5+4
+2.9Round 13🇬🇵 GUADELOUPE131NT♠K-3-8
+2.8Round 13🇬🇵 GUADELOUPE9Pass+9
+2.7Round 9🇪🇸 SPAIN164♠x♥A-2+5
+2.6Round 4🇪🇬 EGYPT213♠♥9=+0
+2.5Round 2🇨🇦 CANADA201♠♣5+1+0
+2.5Round 9🇪🇸 SPAIN34♥♠9=+1
+2.2Round 2🇨🇦 CANADA252♣♦10=+7
+2.2Round 6🇹🇷 TURKEY323NT♠7+2+0
+2.2Round 13🇬🇵 GUADELOUPE154♠♥A-1+2
+2.1Round 9🇪🇸 SPAIN132♠♠8+1+0
+1.9Round 13🇬🇵 GUADELOUPE83♥♦4-1-1
+1.8Round 3🇹🇼 CHINESE TAIPEI72♥♦A=+6
+1.8Round 8🇰🇪 KENYA274♥♣7+1+0
+1.8Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND123♥♥K=+0
+1.7Round 4🇪🇬 EGYPT292♠♦7+1+7
+1.6Round 2🇨🇦 CANADA193NT♥6+2+1
+1.6Round 9🇪🇸 SPAIN113NT♥7=-11
+1.5Round 4🇪🇬 EGYPT323♥♣A-1-3
+1.5Round 8🇰🇪 KENYA211NT♠10-1+5
+1.4Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND33NT♠10-1+5
+1.4Round 13🇬🇵 GUADELOUPE33♥♠A-1-2
+1.3Round 2🇨🇦 CANADA284♥♠9+1-14
+1.2Round 4🇪🇬 EGYPT283♠♥A=+0
+1.2Round 13🇬🇵 GUADELOUPE122♠♣4-1+2
+1.1Round 2🇨🇦 CANADA234♠♥6+2+13
+1.1Round 13🇬🇵 GUADELOUPE163NT♣4+1-1
+0.8Round 4🇪🇬 EGYPT233NT♣6+1+0
+0.8Round 8🇰🇪 KENYA171♣♦Q=+2
+0.8Round 10🇯🇴 JORDAN271♦♣2-1-8
+0.8Round 10🇯🇴 JORDAN321♥♣6+2+7
+0.7Round 10🇯🇴 JORDAN173NT♣Q+1+1
+0.6Round 3🇹🇼 CHINESE TAIPEI102♣♦8+1-11
+0.5Round 2🇨🇦 CANADA213♦♦9-1+10
+0.5Round 6🇹🇷 TURKEY283♦♣A+1-7
+0.5Round 8🇰🇪 KENYA201NT♥8=+1
+0.5Round 10🇯🇴 JORDAN244♥♠7=+1
+0.5Round 13🇬🇵 GUADELOUPE103♥♦A=+0
+0.2Round 4🇪🇬 EGYPT173♣♠J-3-7
+0.2Round 8🇰🇪 KENYA192NT♥Q=+7
+0.1Round 3🇹🇼 CHINESE TAIPEI153♠♥K-1-1
+0.1Round 9🇪🇸 SPAIN72♣♦A=-1
+0.1Round 10🇯🇴 JORDAN213NT♥3+1-1
+0.1Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND82♠♦9=-1
-0.0Round 4🇪🇬 EGYPT204♥♦Q+1+0
-0.0Round 8🇰🇪 KENYA261NT♣J+2+1
-0.0Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND74♥♥3+1+0
-0.1Round 9🇪🇸 SPAIN23NT♥3=-2
-0.1Round 10🇯🇴 JORDAN194♠♣10=-11
-0.2Round 3🇹🇼 CHINESE TAIPEI51NT♣8+1+10
-0.2Round 13🇬🇵 GUADELOUPE146♦♠2+1-11
-0.4Round 3🇹🇼 CHINESE TAIPEI35♣♥Q-1-6
-0.4Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND151NT♥5-1+2
-0.5Round 13🇬🇵 GUADELOUPE24♠♠2+2-1
-0.6Round 6🇹🇷 TURKEY274♠♦K-1-4
-0.7Round 3🇹🇼 CHINESE TAIPEI134♥♦J-2-8
-0.7Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND15♣♥A=+2
-0.8Round 4🇪🇬 EGYPT271♠♥6-3+6
-0.9Round 9🇪🇸 SPAIN63NT♣7+1+0
-1.0Round 3🇹🇼 CHINESE TAIPEI124♥♣9+1+0
-1.3Round 9🇪🇸 SPAIN101NT♣5+1+0
-1.4Round 6🇹🇷 TURKEY232♠♦A=-6
-1.5Round 2🇨🇦 CANADA223♥♦K-1+0
-1.5Round 4🇪🇬 EGYPT181NT♥9-1-4
-1.5Round 9🇪🇸 SPAIN13NT♥6-3-7
-1.5Round 10🇯🇴 JORDAN316♥♠J+1+13
-1.6Round 10🇯🇴 JORDAN282♥♦6=+0
-1.8Round 3🇹🇼 CHINESE TAIPEI11NT♥6+2-6
-1.8Round 4🇪🇬 EGYPT244♣♦K-1-8
-1.8Round 8🇰🇪 KENYA314♠♣J=+0
-1.8Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND64♥♣A-1+1
-1.9Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND94♠♣Q+2+11
-2.0Round 10🇯🇴 JORDAN256♠♦A=+0
-2.1Round 6🇹🇷 TURKEY173♣♦K-1+2
-2.1Round 6🇹🇷 TURKEY313NT♣2-2-6
-2.1Round 9🇪🇸 SPAIN95♦♠9+1-13
-2.4Round 4🇪🇬 EGYPT222♥♦A-1-5
-2.4Round 9🇪🇸 SPAIN54♠♣A+1-2
-2.4Round 9🇪🇸 SPAIN121♦♣4=+1
-2.5Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND44♥♣3=+0
-2.8Round 2🇨🇦 CANADA183♥♦5-1-5
-2.8Round 9🇪🇸 SPAIN82NT♥A=-6
-2.8Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND53♥♥7=-7
-3.3Round 2🇨🇦 CANADA262NT♦5=+0
-3.5Round 13🇬🇵 GUADELOUPE111NT♥Q=+0
-4.0Round 8🇰🇪 KENYA233♠♥8+3-3
-4.1Round 6🇹🇷 TURKEY183NT♣9-1-5
-4.1Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND143NT♠5=-7
-4.2Round 4🇪🇬 EGYPT305♦♥K=+1
-4.2Round 6🇹🇷 TURKEY264♥x♦9-1-9
-5.0Round 6🇹🇷 TURKEY223♠♥3+1-8
-5.1Round 6🇹🇷 TURKEY192♥♠2-2-7
-5.3Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND114♠♥J-1-5
-6.5Round 3🇹🇼 CHINESE TAIPEI65♥♦A-1+1
-7.2Round 9🇪🇸 SPAIN153NT♣K-2-11
-8.8Round 8🇰🇪 KENYA256♥♦A-2-13
-10.1Round 13🇬🇵 GUADELOUPE75♦x♥A-1-10
-11.8Round 3🇹🇼 CHINESE TAIPEI23NT♣9=-11
-12.2Round 6🇹🇷 TURKEY253NT♠5-2-8
-13.0Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND135♣x♥K-1-13