🇳🇱 JANSSENS Onno · NETHERLANDS

84rank
-80.2Butler · 144 bds
-0.56per board
±4.8swing
-0.90vs par /bd · #82/95
-0.60adjusted /bd
Butler per round: 32.3 -39.3 10.5 -17.1 -34.3 7.5 -26.1 -16.5 2.8by round

vs par split: bidding -0.79 · play -0.17

Strength of schedule: opponents averaged -0.05/bd (an average draw) → opponent-adjusted -0.60/bd

Card play — on target: opening leads 72.7% #86 of 95 · declarer play 82.6% #8 of 95 · defence 83.1% #42 of 95

Card play by contract type — on target
vs NTvs a suit
Opening leads80.0% (5)70.6% (17)
Declarer play71.4% (14)87.5% (32)
Defence76.5% (17)85.4% (48)

Opening leads by suit led: ♠ 50.0% (4) · ♥ 100.0% (6) · ♦ 60.0% (5) · ♣ 71.4% (7)

vs par by strain: NT -0.59 (46) · a suit -1.14 (97)

vs par by level: part-score -1.47 (47) · game -0.43 (92) · slam -7.25 (4)

By role: declaring -0.41/bd (-2.60 vs par · 78) · defending -0.72/bd (+1.12 vs par · 66)

By vulnerability: vulnerable -0.41/bd (-0.85 vs par · 72) · not vulnerable -0.71/bd (-0.94 vs par · 72)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1K.VriezeP.Picard – L.BenchetriteClosed16+32.3+2.02+2.69
Round 4K.VriezeG.Bettinetti – L.MarinoOpen16-39.3-2.46-2.88
Round 6K.VriezeJ.Khalid – S.AkhtarClosed16+10.5+0.66-0.75
Round 8K.VriezeM.Monsegur – G.MooneyOpen16-17.1-1.07-2.12
Round 9K.VriezeM.Dumbovich – M.KovacsClosed16-34.3-2.14-3.19
Round 10K.VriezeL.Trapp – O.AxneOpen16+7.5+0.47+1.12
Round 11K.VriezeF.Mork – S.SchouClosed16-26.1-1.63-1.94
Round 13K.VriezeP.Lagache – D.BauquierOpen16-16.5-1.03-3.00
Round 14K.VriezeS.Ramrakha – V.VirjeeClosed16+2.8+0.17+2.00

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
+13.5Round 14🇰🇪 KENYA275♣x♠9-5+12
+10.8Round 1🇬🇵 GUADELOUPE23NT♠A+1+11
+10.0Round 1🇬🇵 GUADELOUPE13NTx♠4+2-5
+9.7Round 10🇸🇪 SWEDEN193♥♠Q+1+2
+9.7Round 10🇸🇪 SWEDEN254♥♣Q+3+10
+9.0Round 10🇸🇪 SWEDEN263NT♠10-1+6
+8.8Round 6🇵🇰 PAKISTAN214♠♦7-1+12
+8.3Round 1🇬🇵 GUADELOUPE83NT♠J-1+11
+7.6Round 9🇭🇺 HUNGARY164♠x♦2-3+9
+7.0Round 10🇸🇪 SWEDEN294♠♦A=+10
+6.8Round 8🇦🇷 ARGENTINA305♦♥8=+3
+6.3Round 1🇬🇵 GUADELOUPE162♦♥9=+12
+6.3Round 8🇦🇷 ARGENTINA224♠♥Q=+7
+5.1Round 13🇷🇪 REUNION63NT♦9-2+6
+4.8Round 1🇬🇵 GUADELOUPE112NT♥7-1+5
+4.8Round 11🇩🇰 DENMARK25♥x♥A-1+11
+4.5Round 1🇬🇵 GUADELOUPE65♦♠A=+0
+4.5Round 14🇰🇪 KENYA263NT♥7+1+0
+4.4Round 6🇵🇰 PAKISTAN224♠♥3=+3
+4.3Round 9🇭🇺 HUNGARY153NT♣Q+1+1
+4.1Round 1🇬🇵 GUADELOUPE53NT♥6=+12
+4.1Round 6🇵🇰 PAKISTAN192♠♦9-2+0
+4.0Round 11🇩🇰 DENMARK65♣♥A+1+7
+3.8Round 14🇰🇪 KENYA174♠♦Q-1+5
+3.8Round 14🇰🇪 KENYA183♥♣Q-1+6
+3.7Round 4🇮🇹 ITALY255♥♣2+1-11
+3.5Round 6🇵🇰 PAKISTAN253NT♦3=+10
+3.5Round 6🇵🇰 PAKISTAN292NT♣8+1+10
+3.5Round 11🇩🇰 DENMARK124♥♦4-1+5
+3.3Round 1🇬🇵 GUADELOUPE104♥♣3-2+3
+3.3Round 13🇷🇪 REUNION103♠♥K-3+4
+3.2Round 10🇸🇪 SWEDEN303NT♠5+1+1
+2.8Round 10🇸🇪 SWEDEN225♦♥5=-1
+2.7Round 6🇵🇰 PAKISTAN172♦♥5+1+5
+2.6Round 6🇵🇰 PAKISTAN245♣♥Q-3+1
+2.5Round 6🇵🇰 PAKISTAN204♥♣2+2-13
+2.4Round 9🇭🇺 HUNGARY41NT♥6+1+0
+2.3Round 13🇷🇪 REUNION75♥♣A+1+1
+2.3Round 13🇷🇪 REUNION9Pass+9
+2.0Round 9🇭🇺 HUNGARY132♥♦5+1+0
+1.8Round 8🇦🇷 ARGENTINA201NT♥9+1+0
+1.5Round 4🇮🇹 ITALY312♣♥7-2-1
+1.5Round 14🇰🇪 KENYA202NT♦8=+0
+1.3Round 8🇦🇷 ARGENTINA211NT♠5=+0
+1.3Round 8🇦🇷 ARGENTINA314♠♦3=+0
+1.3Round 9🇭🇺 HUNGARY23NT♥4+1-1
+1.1Round 8🇦🇷 ARGENTINA172♥♠J+2+1
+0.8Round 14🇰🇪 KENYA283NT♠5+1+0
+0.7Round 8🇦🇷 ARGENTINA232♠♦2+1+0
+0.7Round 13🇷🇪 REUNION83♦♠Q-1-4
+0.7Round 13🇷🇪 REUNION146♦♥5+1-11
+0.7Round 14🇰🇪 KENYA194♠♦Q=+1
+0.7Round 14🇰🇪 KENYA303NT♦6+1+11
+0.5Round 1🇬🇵 GUADELOUPE143♣♦Q+1+0
+0.4Round 13🇷🇪 REUNION163NT♦9=-2
+0.3Round 10🇸🇪 SWEDEN174♥♣Q=+1
+0.2Round 14🇰🇪 KENYA322NT♣8=-1
+0.1Round 9🇭🇺 HUNGARY63NT♥4=+1
+0.1Round 11🇩🇰 DENMARK74♥♠7+1+0
+0.0Round 1🇬🇵 GUADELOUPE124♠♦K+1+0
+0.0Round 4🇮🇹 ITALY204♥♦Q+1+0
-0.0Round 6🇵🇰 PAKISTAN283♦♠4+1-7
-0.2Round 1🇬🇵 GUADELOUPE93NT♦7+3+13
-0.3Round 6🇵🇰 PAKISTAN323NT♥8+1-1
-0.4Round 1🇬🇵 GUADELOUPE134♠♣A-2+7
-0.5Round 4🇮🇹 ITALY182♣♦7=+0
-0.5Round 10🇸🇪 SWEDEN244♥♥3+1+0
-0.5Round 11🇩🇰 DENMARK81NT♣Q+1+1
-0.5Round 13🇷🇪 REUNION54♠♦Q+1+0
-0.6Round 9🇭🇺 HUNGARY13NT♥10-2-6
-0.6Round 14🇰🇪 KENYA215♦♣Q+1+13
-0.7Round 8🇦🇷 ARGENTINA292♠♦3+1-11
-0.7Round 13🇷🇪 REUNION24♠♠4+2-1
-0.9Round 4🇮🇹 ITALY292NT♠J=+0
-0.9Round 11🇩🇰 DENMARK15♣♥A=-2
-0.9Round 11🇩🇰 DENMARK33NT♠10-1-5
-1.0Round 10🇸🇪 SWEDEN213NT♥2=-2
-1.1Round 10🇸🇪 SWEDEN271NT♦3-1-8
-1.1Round 11🇩🇰 DENMARK94♠♣6+1-11
-1.2Round 4🇮🇹 ITALY281♠♠J+3-1
-1.3Round 8🇦🇷 ARGENTINA274♥♣J=+1
-1.3Round 9🇭🇺 HUNGARY81NT♥9=-5
-1.4Round 9🇭🇺 HUNGARY102♣♥9-1+1
-1.5Round 4🇮🇹 ITALY234♥♠7+1-1
-1.5Round 6🇵🇰 PAKISTAN274♠♣9-1-4
-1.5Round 13🇷🇪 REUNION112♠♦A-1+2
-1.7Round 8🇦🇷 ARGENTINA262♠♣K-2-2
-1.7Round 11🇩🇰 DENMARK135♠♣6=+0
-1.8Round 13🇷🇪 REUNION132♠♣3+1-10
-1.9Round 4🇮🇹 ITALY262♦♣A+2+0
-2.0Round 4🇮🇹 ITALY323♥♣A-1+3
-2.0Round 13🇷🇪 REUNION13NT♥6-2-5
-2.1Round 6🇵🇰 PAKISTAN233♠♦A=-7
-2.2Round 10🇸🇪 SWEDEN281♠♥8-1+0
-2.2Round 14🇰🇪 KENYA224♠♥9+1+0
-2.3Round 11🇩🇰 DENMARK161♠♣10+2-6
-2.4Round 14🇰🇪 KENYA244♠♥J-1-4
-2.5Round 1🇬🇵 GUADELOUPE154♥♦7-2-3
-2.5Round 9🇭🇺 HUNGARY121NT♣3=+0
-2.5Round 13🇷🇪 REUNION32♥♠3=-5
-2.7Round 8🇦🇷 ARGENTINA286♦♠2+1-13
-2.9Round 4🇮🇹 ITALY213♠♥T=+0
-2.9Round 10🇸🇪 SWEDEN204♥♦A=-3
-3.0Round 9🇭🇺 HUNGARY54♠♣A+1-2
-3.1Round 9🇭🇺 HUNGARY144♠♥9=+0
-3.1Round 11🇩🇰 DENMARK143NT♠4-1-5
-3.2Round 4🇮🇹 ITALY274♣♠A-1-10
-3.2Round 6🇵🇰 PAKISTAN313NT♣5-2-6
-3.2Round 10🇸🇪 SWEDEN316♥♠6+1+13
-3.5Round 4🇮🇹 ITALY223♦♥A-3-2
-3.7Round 6🇵🇰 PAKISTAN183NT♠10-1-5
-3.7Round 14🇰🇪 KENYA314♠x♥9-1+5
-3.9Round 6🇵🇰 PAKISTAN303NT♦3-3-2
-4.1Round 8🇦🇷 ARGENTINA193NT♥3-1-10
-4.1Round 11🇩🇰 DENMARK54♥♦K=+0
-4.1Round 11🇩🇰 DENMARK103♦♣4-2-2
-4.2Round 14🇰🇪 KENYA293NT♥2-1-6
-4.3Round 4🇮🇹 ITALY305♦♠A-1-10
-4.7Round 14🇰🇪 KENYA235♥♣6=+0
-4.9Round 11🇩🇰 DENMARK154♥♣6-1-5
-5.1Round 1🇬🇵 GUADELOUPE74♥♠K+1-4
-5.1Round 9🇭🇺 HUNGARY72♦♣10=-5
-5.1Round 13🇷🇪 REUNION155♠x♠3-2-5
-5.3Round 8🇦🇷 ARGENTINA243NT♥J+1+0
-5.3Round 13🇷🇪 REUNION43NT♥Q-2-16
-5.5Round 10🇸🇪 SWEDEN183NT♦10=-3
-5.7Round 8🇦🇷 ARGENTINA325♣x♦8=-4
-5.9Round 1🇬🇵 GUADELOUPE34NT♠7+2-14
-5.9Round 10🇸🇪 SWEDEN324♥♣A=+0
-6.2Round 1🇬🇵 GUADELOUPE43♠♥K-3-5
-6.3Round 4🇮🇹 ITALY174♠♣7+1-1
-6.4Round 4🇮🇹 ITALY243NT♣6+1-1
-6.7Round 11🇩🇰 DENMARK114♠♦J=-7
-6.8Round 8🇦🇷 ARGENTINA253NT♦3+1+1
-6.9Round 6🇵🇰 PAKISTAN262♠♦K+1-8
-8.1Round 8🇦🇷 ARGENTINA185♥x♣A-1-7
-8.2Round 11🇩🇰 DENMARK44♥♣6-1-12
-8.9Round 14🇰🇪 KENYA253♥♣K=-10
-9.3Round 9🇭🇺 HUNGARY114♠♥8-3-14
-9.9Round 4🇮🇹 ITALY195♥♣K+1-11
-11.0Round 9🇭🇺 HUNGARY34♥♠9-1-12
-11.9Round 10🇸🇪 SWEDEN234♠x♦3+1-8
-11.9Round 13🇷🇪 REUNION124♦x♠7=-11
-14.7Round 9🇭🇺 HUNGARY96NT♥J-4-18