🇳🇱 BOMHOF Jan-Willem · NETHERLANDS

41rank
+48.1Butler · 224 bds
+0.21per board
±4.5swing
+0.75vs par /bd · #12/129
+0.04adjusted /bd
Butler per round: -9.4 9.9 -18.6 -1.7 33.7 -20.4 14.6 -9.9 13 31.5 -35.6 22.5 -17.6 36.1by round

vs par split: bidding +0.11 · play +0.63

Strength of schedule: opponents averaged -0.18/bd (an easy draw) → opponent-adjusted +0.04/bd

Card play — on target: opening leads 74.5% #107 of 129 · declarer play 71.7% #73 of 129 · defence 91.3% #4 of 129

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (12)76.7% (43)
Declarer play61.5% (13)75.8% (33)
Defence92.6% (27)90.9% (77)

Opening leads by suit led: ♠ 72.7% (11) · ♥ 58.3% (12) · ♦ 94.1% (17) · ♣ 66.7% (15)

vs par by strain: NT +0.03 (58) · a suit +1.01 (149)

vs par by level: part-score +0.88 (81) · game +0.40 (114) · slam +3.00 (12)

By role: declaring +0.29/bd (-1.55 vs par · 112) · defending +0.14/bd (+3.05 vs par · 112)

By vulnerability: vulnerable +0.45/bd (+0.81 vs par · 104) · not vulnerable +0.01/bd (+0.69 vs par · 120)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2C.NiemeijerM.Kovacs – I.GeroOpen16-9.4-0.59+0.75
Round 3C.NiemeijerJ.Hand – P.HandClosed16+9.9+0.62+0.50
Round 5C.NiemeijerS.Darakchiev – H.ChavdarovClosed16-18.6-1.16+2.62
Round 6C.NiemeijerA.Kowalski – J.RomanskiOpen16-1.7-0.11·
Round 8C.NiemeijerP.Hackett – R.HarperClosed16+33.7+2.11+3.50
Round 9C.NiemeijerD.Johnson – J.StasOpen16-20.4-1.27-2.44
Round 12C.NiemeijerJ.Esteruelas – A.GraciaOpen16+14.6+0.91+1.19
Round 13C.NiemeijerR.Marsal – U.WenningOpen16-9.9-0.62+0.25
Round 15C.NiemeijerO.Manni – M.SirkiaOpen16+13.0+0.81+0.38
Round 16C.NiemeijerV.Kolinsky – J.NosekOpen16+31.5+1.97+1.44
Round 18C.NiemeijerA.Schwartz – R.SheinmanClosed16-35.6-2.23-1.56
Round 19C.NiemeijerC.Gebeceli – M.CopurClosed16+22.5+1.41+1.75
Round 21C.NiemeijerB.Dahlberg – M.NilslandOpen16-17.6-1.10-1.25
Round 23C.NiemeijerH.Imhof – P.MontelOpen16+36.1+2.26+2.62

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
+14.4Round 16🇨🇿 CZECH REPUBLIC26♥♠5=+17
+14.1Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND286♣x♦K=+13
+13.2Round 19🇹🇷 TURKEY33♥x♥3=+14
+12.4Round 15🇫🇮 FINLAND46♣♠6-3+14
+10.4Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND326NT♥4-1+11
+10.0Round 12🇪🇸 SPAIN286NT♣6-1+14
+10.0Round 16🇨🇿 CZECH REPUBLIC65♦♣K+1-13
+9.9Round 23🇨🇭 SWITZERLAND135♣x♣3-2+12
+8.3Round 16🇨🇿 CZECH REPUBLIC54♥♠7-3+10
+8.2Round 9🇧🇪 BELGIUM76♦♥K-1+7
+8.0Round 12🇪🇸 SPAIN174♠♥3+2+14
+7.9Round 23🇨🇭 SWITZERLAND94♠♣4-3+9
+7.5Round 9🇧🇪 BELGIUM154♥♣K=+7
+6.6Round 23🇨🇭 SWITZERLAND73♥♥9=+10
+6.5Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES74♠♣J-1+12
+6.3Round 2🇭🇺 HUNGARY234♥♣2=+0
+6.3Round 21🇸🇪 SWEDEN14♥♦4-1+10
+6.2Round 16🇨🇿 CZECH REPUBLIC123NT♠9+1+7
+6.1Round 21🇸🇪 SWEDEN72♠♣Q+2+10
+5.6Round 9🇧🇪 BELGIUM14♥♣Q-1+10
+5.5Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND254♦♠K-1+10
+5.4Round 6🇵🇱 POLAND183♥♦K-1·
+5.3Round 2🇭🇺 HUNGARY273♠♦A+1+6
+5.0Round 16🇨🇿 CZECH REPUBLIC133♣♦5+1+12
+4.9Round 12🇪🇸 SPAIN233NT♦6+1+4
+4.9Round 16🇨🇿 CZECH REPUBLIC71NT♦5-1+6
+4.8Round 19🇹🇷 TURKEY104♦♠5=+7
+4.7Round 18🇮🇱 ISRAEL113NT♣10-2+6
+4.7Round 19🇹🇷 TURKEY84♠♥6+1+1
+4.6Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES123NT♦4+1+0
+4.5Round 13🇩🇪 GERMANY102♠♦6+1+0
+4.5Round 23🇨🇭 SWITZERLAND43NT♣9-2+7
+4.3Round 2🇭🇺 HUNGARY294♥♦7-1+16
+4.3Round 5🇧🇬 BULGARIA81NT♥A+1+6
+4.3Round 13🇩🇪 GERMANY42♠♥K-1+5
+4.1Round 6🇵🇱 POLAND203NT♠3+2·
+4.1Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND224♥♦8+1+0
+4.1Round 13🇩🇪 GERMANY124♠♦A=+8
+4.1Round 19🇹🇷 TURKEY143NT♦3=+6
+4.0Round 5🇧🇬 BULGARIA24♣♠A-2+6
+3.8Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND292NT♠Q=+16
+3.8Round 23🇨🇭 SWITZERLAND82♣♦K=+0
+3.6Round 15🇫🇮 FINLAND154♥♦A-3+2
+3.6Round 19🇹🇷 TURKEY123NT♥7-1+6
+3.3Round 15🇫🇮 FINLAND143NT♥7+3-10
+3.3Round 16🇨🇿 CZECH REPUBLIC111♥♥10=+5
+3.2Round 23🇨🇭 SWITZERLAND151NT♦2+1+1
+3.1Round 16🇨🇿 CZECH REPUBLIC84♥♦2-1-2
+3.1Round 21🇸🇪 SWEDEN152♦♣6+1+6
+3.0Round 6🇵🇱 POLAND213♦♣3+1·
+3.0Round 16🇨🇿 CZECH REPUBLIC95♦♣A=+3
+3.0Round 23🇨🇭 SWITZERLAND33NT♠5=+0
+2.9Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES114♠♦K-1+10
+2.7Round 15🇫🇮 FINLAND81NT♦3+1+0
+2.7Round 16🇨🇿 CZECH REPUBLIC44♦♣K-1+9
+2.6Round 15🇫🇮 FINLAND14♥♠3-1+10
+2.5Round 18🇮🇱 ISRAEL41NT♣J=+5
+2.4Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND234♥♠J=-1
+2.4Round 12🇪🇸 SPAIN323♠♥A-2-5
+2.4Round 15🇫🇮 FINLAND163♠♦K-2+11
+2.4Round 19🇹🇷 TURKEY114♣♥3-2+5
+2.3Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND183♦♣8=+0
+2.3Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND203♣♦A+1+10
+2.3Round 12🇪🇸 SPAIN19Pass+3
+2.2Round 2🇭🇺 HUNGARY184♥♣9+1+0
+2.2Round 2🇭🇺 HUNGARY194♠♥7+1+1
+2.1Round 6🇵🇱 POLAND282♠♠3+2·
+2.1Round 12🇪🇸 SPAIN184♥♦3-1+5
+2.0Round 5🇧🇬 BULGARIA102♠♦A+1+1
+2.0Round 23🇨🇭 SWITZERLAND104♥♠3+1+0
+2.0Round 23🇨🇭 SWITZERLAND142♠♣6+2-6
+1.9Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES25♦♠3-1+10
+1.8Round 12🇪🇸 SPAIN204♥♣2-1-1
+1.7Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES143♣♦A+3-6
+1.7Round 23🇨🇭 SWITZERLAND54♥♦K=-1
+1.6Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND302♠♣A+3+6
+1.6Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND313♠♣Q+2+10
+1.4Round 9🇧🇪 BELGIUM54♥♦Q=-1
+1.4Round 13🇩🇪 GERMANY83NT♥5+1+0
+1.4Round 18🇮🇱 ISRAEL144♠♥Q+2+1
+1.3Round 2🇭🇺 HUNGARY323♠♦K-1+6
+1.3Round 13🇩🇪 GERMANY54♠♣J+1+0
+1.3Round 15🇫🇮 FINLAND21♥♥A=+5
+1.3Round 19🇹🇷 TURKEY11NT♣3+2+1
+1.2Round 5🇧🇬 BULGARIA33NT♦4+1+0
+1.2Round 13🇩🇪 GERMANY133NT♣2-1+6
+1.2Round 13🇩🇪 GERMANY145♠♣A+1+8
+1.1Round 5🇧🇬 BULGARIA63NT♦5+1+12
+1.0Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES104♥♦A+1-10
+1.0Round 15🇫🇮 FINLAND72♣♠J=-1
+0.9Round 6🇵🇱 POLAND232♥♣8-2·
+0.9Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND214♦♦3-2+1
+0.8Round 15🇫🇮 FINLAND131NT♥Q=+0
+0.7Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND261NT♠Q-1-6
+0.6Round 19🇹🇷 TURKEY74♠♥A+1+0
+0.5Round 19🇹🇷 TURKEY53NT♦J+3+1
+0.5Round 19🇹🇷 TURKEY94♥♣9+2+1
+0.5Round 23🇨🇭 SWITZERLAND13♥♦K-1-4
+0.4Round 12🇪🇸 SPAIN294♠♥J+1+0
+0.4Round 15🇫🇮 FINLAND104♥♥9=-1
+0.3Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES44♥♦A=+0
+0.3Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES92♠♥A+1-6
+0.3Round 5🇧🇬 BULGARIA12♦♠8=+0
+0.3Round 9🇧🇪 BELGIUM113NT♣3=+1
+0.3Round 19🇹🇷 TURKEY21NT♥4+1-1
+0.3Round 23🇨🇭 SWITZERLAND62NT♣5=-1
+0.3Round 23🇨🇭 SWITZERLAND123NT♥10-2+6
+0.2Round 6🇵🇱 POLAND322♥♦3-1·
+0.2Round 12🇪🇸 SPAIN224♥♠3+1+0
+0.2Round 15🇫🇮 FINLAND93NT♠Q+1+1
+0.1Round 9🇧🇪 BELGIUM82NT♥10+1-1
+0.0Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES34♥♦J+1+0
+0.0Round 5🇧🇬 BULGARIA44♠♦6+1-13
+0.0Round 5🇧🇬 BULGARIA54♠♥Q+1+0
+0.0Round 5🇧🇬 BULGARIA154♠♥A+2+11
-0.0Round 9🇧🇪 BELGIUM23♠♦2+2-6
+0.0Round 15🇫🇮 FINLAND63NT♣K+1-1
-0.0Round 18🇮🇱 ISRAEL92♥♣8+1-6
-0.1Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES155♦x♦9-3+9
-0.1Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES163NT♠3+1+0
-0.1Round 6🇵🇱 POLAND261NT♣9=·
-0.1Round 12🇪🇸 SPAIN264♥♦8=+1
-0.2Round 21🇸🇪 SWEDEN113♦♣Q-1+4
-0.3Round 5🇧🇬 BULGARIA144♥♦2+1+0
-0.3Round 9🇧🇪 BELGIUM163NT♥9+4-12
-0.3Round 21🇸🇪 SWEDEN103NT♣10+1+1
-0.4Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES14♠♣9+2+1
-0.4Round 13🇩🇪 GERMANY65♣♥8+1+1
-0.4Round 16🇨🇿 CZECH REPUBLIC102♠♥3-1+1
-0.5Round 2🇭🇺 HUNGARY224♥♣7+1-1
-0.5Round 5🇧🇬 BULGARIA133NT♣5+1+0
-0.6Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES53♠♦Q=+0
-0.6Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES84♠♥7-3+6
-0.6Round 6🇵🇱 POLAND243NT♦3+2·
-0.6Round 12🇪🇸 SPAIN254♠♥Q-2+0
-0.6Round 21🇸🇪 SWEDEN83NT♠7=-1
-0.7Round 6🇵🇱 POLAND253NT♣2+2·
-0.7Round 9🇧🇪 BELGIUM123NT♦3=-1
-0.7Round 12🇪🇸 SPAIN214♥x♠K-2-2
-0.7Round 12🇪🇸 SPAIN273♠♣2-1-6
-0.7Round 12🇪🇸 SPAIN314♠♠4=+1
-0.7Round 18🇮🇱 ISRAEL162♥♥Q=+5
-0.7Round 19🇹🇷 TURKEY44♥♣K+1+0
-0.8Round 18🇮🇱 ISRAEL103♣♥Q=+0
-0.8Round 23🇨🇭 SWITZERLAND22♠♦6+2+6
-0.9Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND194♠♣J=+0
-0.9Round 19🇹🇷 TURKEY134♠♥2+1+0
-1.0Round 6🇵🇱 POLAND304♥♥10+1·
-1.0Round 18🇮🇱 ISRAEL16♦♠9=-2
-1.2Round 6🇵🇱 POLAND174♥♠7-1·
-1.2Round 16🇨🇿 CZECH REPUBLIC163♣♦J-1-2
-1.3Round 2🇭🇺 HUNGARY312♠♠5+1+0
-1.3Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES135♥♦A=-10
-1.3Round 15🇫🇮 FINLAND123♥♥4-1+0
-1.3Round 18🇮🇱 ISRAEL66♥♣2=+0
-1.3Round 21🇸🇪 SWEDEN134♠♥2+1+0
-1.4Round 2🇭🇺 HUNGARY263NT♠7-2-2
-1.4Round 21🇸🇪 SWEDEN63NT♥J+1-1
-1.5Round 19🇹🇷 TURKEY64♠♥A=+3
-1.5Round 21🇸🇪 SWEDEN53♦♥10=+0
-1.6Round 5🇧🇬 BULGARIA94♠♦2+2+12
-1.7Round 13🇩🇪 GERMANY113♥♦K+2+6
-1.7Round 21🇸🇪 SWEDEN92♠♣7+1+0
-1.8Round 5🇧🇬 BULGARIA114♥♦A=+1
-2.0Round 2🇭🇺 HUNGARY303NT♥2=-11
-2.0Round 9🇧🇪 BELGIUM142NT♣Q=+0
-2.0Round 13🇩🇪 GERMANY31♣♥4+1-8
-2.0Round 21🇸🇪 SWEDEN146♦♠9+1-11
-2.1Round 6🇵🇱 POLAND313♣♠A-1·
-2.1Round 18🇮🇱 ISRAEL133♣♠Q+1-1
-2.2Round 6🇵🇱 POLAND271NT♠Q+2·
-2.2Round 16🇨🇿 CZECH REPUBLIC33♦♠A-1-2
-2.2Round 16🇨🇿 CZECH REPUBLIC142♥♦3-1-4
-2.3Round 13🇩🇪 GERMANY13♠♦Q+1+6
-2.5Round 6🇵🇱 POLAND194♥♦2-1·
-2.5Round 9🇧🇪 BELGIUM62♥♣7-2-11
-2.5Round 9🇧🇪 BELGIUM104♠♥3+1+0
-2.6Round 23🇨🇭 SWITZERLAND114♠♦5+1+11
-2.7Round 2🇭🇺 HUNGARY213NT♥4-1-6
-2.7Round 13🇩🇪 GERMANY161♠♦7-2-1
-2.7Round 21🇸🇪 SWEDEN31NT♠8-2+0
-2.8Round 2🇭🇺 HUNGARY281♠♦2-1-6
-2.8Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND271NT♦4-1+1
-2.9Round 9🇧🇪 BELGIUM91NT♥2=-5
-3.0Round 2🇭🇺 HUNGARY172♥♦5+1+7
-3.0Round 2🇭🇺 HUNGARY243NT♠2-2-11
-3.2Round 19🇹🇷 TURKEY153NT♥K=-10
-3.3Round 13🇩🇪 GERMANY156♥♠3-1-12
-3.3Round 15🇫🇮 FINLAND31NT♠5=-6
-3.4Round 6🇵🇱 POLAND293♣♠A=·
-3.4Round 12🇪🇸 SPAIN301NT♠10=+1
-3.4Round 18🇮🇱 ISRAEL53♠♦10=-6
-3.5Round 18🇮🇱 ISRAEL24♠♥7=-6
-3.6Round 6🇵🇱 POLAND223♥♥5-1·
-3.7Round 18🇮🇱 ISRAEL83♦♥5=-5
-3.7Round 21🇸🇪 SWEDEN44♠♥5-2-7
-4.0Round 13🇩🇪 GERMANY22♥♦Q-4-7
-4.1Round 13🇩🇪 GERMANY73♠♣K-2-8
-4.8Round 5🇧🇬 BULGARIA124♥♣2+1+14
-5.3Round 21🇸🇪 SWEDEN121NTx♥3-2-8
-5.4Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND244♠♠3-1-5
-5.6Round 21🇸🇪 SWEDEN23NT♥7-1-12
-5.9Round 15🇫🇮 FINLAND111NT♥6+3-6
-5.9Round 18🇮🇱 ISRAEL35♦x♥5-4-4
-6.2Round 3🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES64♥♠Q+1-8
-6.2Round 23🇨🇭 SWITZERLAND164♥♣A=-8
-6.3Round 18🇮🇱 ISRAEL152♥♦A+2-10
-6.5Round 18🇮🇱 ISRAEL73NT♥5=+0
-6.8Round 2🇭🇺 HUNGARY207♥♣Q=+0
-6.8Round 21🇸🇪 SWEDEN163NT♠5+2-11
-6.9Round 8🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND175♣x♥10-2-10
-7.2Round 15🇫🇮 FINLAND54♥x♦K-2-12
-7.2Round 19🇹🇷 TURKEY164♠♣K=-6
-7.4Round 13🇩🇪 GERMANY94♠♦J+1+0
-7.5Round 2🇭🇺 HUNGARY253NT♠K+1+13
-7.6Round 9🇧🇪 BELGIUM45♣♠2=+1
-9.0Round 18🇮🇱 ISRAEL125♣♦8-2-2
-10.1Round 5🇧🇬 BULGARIA163NT♥2=-3
-11.1Round 9🇧🇪 BELGIUM34♠♦J-2-13
-11.3Round 12🇪🇸 SPAIN245♦x♠K=-10
-11.4Round 16🇨🇿 CZECH REPUBLIC15♦♦2+1-13
-12.0Round 16🇨🇿 CZECH REPUBLIC153NT♣6+1-11
-12.4Round 5🇧🇬 BULGARIA72♦x♠A-3-5
-13.9Round 9🇧🇪 BELGIUM137♠x♥2-2-15