KOWALSKI Apolinary · BORTOLETTI

227rank
+14.6Butler · 70 bds
+0.21per board
±3.9swing
+0.74vs par /bd · #114/597
+0.03adjusted /bd
Butler per round: 0.3 22.3 -7.2 6.4 11.4 -2.5 -16.1by round

vs par split: bidding +0.84 · play -0.10

Strength of schedule: opponents averaged -0.17/bd (an easy draw) → opponent-adjusted +0.03/bd

Card play — on target: opening leads 78.9% #320 of 597 · declarer play 67.7% #448 of 597 · defence 78.1% #545 of 597

Card play by contract type — on target
vs NTvs a suit
Opening leads88.9% (9)70.0% (10)
Declarer play77.8% (9)63.6% (22)
Defence58.3% (12)90.0% (20)

Opening leads by suit led: ♠ 100.0% (3) · ♥ 60.0% (5) · ♦ 66.7% (6) · ♣ 100.0% (5)

vs par by strain: NT +1.33 (21) · a suit +0.49 (49)

vs par by level: part-score +0.88 (25) · game +0.59 (39) · slam +1.17 (6)

By role: declaring +0.46/bd (-1.08 vs par · 38) · defending -0.09/bd (+2.91 vs par · 32)

By vulnerability: vulnerable +0.59/bd (+0.83 vs par · 36) · not vulnerable -0.19/bd (+0.65 vs par · 34)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2J.RomanskiE.Erbil – H.PeyretOpen10+0.3+0.03+0.30
Round 3J.RomanskiP.Mircea Sorin – D.GheorgheClosed10+22.3+2.23+3.40
Round 5J.RomanskiS.Igneci – T.OzkanClosed10-7.2-0.72-0.20
Round 6J.RomanskiI.Koymen – M.SteinbuchelClosed10+6.4+0.64+1.40
Round 7J.RomanskiE.Ozbalci – M.OzdilClosed10+11.4+1.14+1.40
Round 8J.RomanskiO.Neve – P.BockenClosed10-2.5-0.25+1.50
Round 10J.RomanskiA.Zobu – V.IsporskiClosed10-16.1-1.61-2.60

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
+9.6Round 3COBRA124♠♥A=+6
+9.5Round 3COBRA132♠x♦K+1+6
+8.3Round 6ARKAS154♠♥3-2+13
+8.2Round 7SEACARR293♦x♦10-2+11
+7.0Round 2ARMA75♥x♦5-1+7
+7.0Round 6ARKAS194♥♦7+2+11
+6.4Round 7SEACARR267♣♦10=-2
+5.3Round 10VALIO261NTx♣6-1+7
+4.9Round 6ARKAS206♣♦Q=-2
+4.8Round 3COBRA192♠♣Q-2+6
+4.4Round 5ORTADUNYA64♥♣J=+0
+3.4Round 7SEACARR244♠♥A+1+0
+3.3Round 6ARKAS173NT♣9=+3
+3.0Round 10VALIO273♦♣6+2+7
+2.7Round 8GALOP24♠♣3+1+0
+2.6Round 2ARMA14♠♥A-3+4
+2.3Round 7SEACARR213♥♦3=+1
+2.2Round 10VALIO303NT♥2+2+1
+2.0Round 8GALOP84♥♣K-1+10
+1.6Round 2ARMA93NT♦5+2+1
+1.6Round 3COBRA166♣x♥K-3+0
+1.3Round 7SEACARR234♠♥4+1+0
+1.2Round 5ORTADUNYA84♠♣Q+1+0
+1.1Round 5ORTADUNYA54♠♥J=+0
+1.1Round 8GALOP93NT♣5+3+1
+1.0Round 3COBRA172♦♠3+1+0
+1.0Round 5ORTADUNYA93NT♦2+1-1
+0.9Round 2ARMA54♥♥7=+0
+0.9Round 8GALOP32♠♣4+1+0
+0.9Round 8GALOP44♠♣Q+1+0
+0.7Round 8GALOP65♣♠8=+2
+0.6Round 10VALIO243♠♥4-2+1
+0.1Round 2ARMA43NT♠3+2+13
+0.1Round 5ORTADUNYA21NT♥2+1-1
+0.1Round 5ORTADUNYA71NT♦2+3+9
+0.1Round 7SEACARR286♠♣7+1+11
+0.0Round 3COBRA201NT♦6-1+0
-0.3Round 6ARKAS164♠♥Q+1+0
-0.3Round 8GALOP53♠♥3-2+9
-0.4Round 3COBRA142♥♣A+1+4
-0.4Round 3COBRA182NT♣8=+5
-0.4Round 10VALIO252♥♣5=-1
-1.0Round 3COBRA153NT♥9+1+12
-1.0Round 10VALIO232♥♦8=+0
-1.1Round 2ARMA103NT♦8=+0
-1.3Round 2ARMA23NT♣3+1+0
-1.3Round 6ARKAS113NT♠4+3-1
-1.4Round 6ARKAS123NT♥Q+1+1
-1.4Round 8GALOP13NT♥4-2-6
-2.0Round 7SEACARR227♥♥10=+0
-2.0Round 7SEACARR272♠♠A+1-1
-2.2Round 2ARMA34♠♣Q=+0
-2.2Round 7SEACARR253NT♥9-1-4
-2.3Round 6ARKAS182♠♥3-1-4
-2.4Round 3COBRA111NT♣Q=-5
-2.6Round 5ORTADUNYA14♥♠A-2+5
-2.9Round 6ARKAS142NT♣6=-1
-3.1Round 5ORTADUNYA104♦♥2+1-8
-3.3Round 10VALIO222NT♥2=-6
-3.6Round 2ARMA84♥♦5+1-11
-3.7Round 2ARMA63♣♠K=-11
-3.7Round 5ORTADUNYA31♠♣2=-6
-4.1Round 7SEACARR304♠♦3+2-2
-4.5Round 8GALOP74♠♦6=+1
-4.6Round 8GALOP104♠x♦4-1-2
-5.6Round 10VALIO294♠♣Q-1-12
-5.7Round 5ORTADUNYA47♠♠3=+0
-8.3Round 10VALIO284♥♣3-1-11
-8.6Round 10VALIO214♥x♣2-4-12
-8.9Round 6ARKAS134♠♦3-1-6