CChessStats

15th Kiryat Ono Summer Festival Open A

SwissStandard

22 players participated in this 5-round tournament, held from 01 Jul 2025 to 07 Jul 2025 in Kiryat ono, Israel. 8 titled players from 2 federations. Top 10 Elo average was 2251, and top seed was Yannay Ben Ari (🇮🇱 ISR, IM, 2450).

Yannay Ben Ari (🇮🇱 ISR, IM, 2450) won with 4.5/5, ahead of Eliran Shilon Rahav (4.0) and Semen I. Dvoirys (4.0). Ben Ari won solo starting round 3.

The biggest upset came in round 5: Matan Abitbul (1989) beat Orel Ribstein (2261), a +272-point gap.

Location
🇮🇱Kiryat ono, Israel
Dates
01 Jul 2025 → 07 Jul 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Top seed
🇮🇱IMYannay Ben Ari2450
Avg top 10
2,251
Participants
22
Titled players · 8
GM×1
IM×2
FM×4
CM×1
Federations · 2 represented
🇮🇱Israel×21
🇷🇺Russia×1
Top 3

How it unfolded

Top 6 · 5 rounds

IM Yannay Ben Ari led from R3; +0.5-point edge over the runner-up.

Co-leaders
9
4
1
1
1
1.52.545R1R2R3R4R5
Ben Ari4.5Dvoirys4Shilon Rahav4Andreev3.5Ribstein3.5Poleg3
R3–R5 · LEAD HELD

IM Yannay Ben Ari held the sole lead from R3 through R5 without losing it.

WIN STREAKS · 2 top finishers

IM Yannay Ben Ari 4 wins (R1–R4)GM Semen I. Dvoirys 3 wins (R3–R5)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1IMYannay Ben Ari*—
½
—
2GMSemen I. Dvoirys—*
0
—
3FMEliran Shilon Rahav
½
1
*—
4Robert Andreev———*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Ben Ari, YannayIM2450ISR+13B+8N+12B+4N=2B4.512.514.512.502547+3.9
2Shilon Rahav, EliranFM2178ISR+9B+3N=4B+12N=1N4.015.017.013.002515+94.8
3Dvoirys, Semen I.GM2379RUS+17N−2B+18N+7B+6N4.011.513.09.002348-0.7
4Ribstein, NatiIM2248ISR+22N+21B=2N−1B+19N3.511.511.55.002347+6.6
5Andreev, Robert1976ISR−12N=17B+20N+15B+8B3.58.510.07.252280+73.2
6Poleg, MatanFM2284ISR=18B+7N=19N+9B−3B3.011.513.07.502217-7.0
7Berlad, Asaf1978ISR+15N−6B+13B−3N+14B3.011.013.06.002254+68.0
8Sason, NoamCM2153ISR+20N−1B+21N+19B−5N3.011.012.54.502240+13.6
9Abitbul, Matan1989ISR−2N+22B+14B−6N+12B3.011.011.04.002233+51.6
10Ostrovsky Berman, Noam1961ISR−14B−13N+22N+20B=11B2.58.08.02.752087+33.6
11Meirovich, Ilay2186ISR−21N=20B=17N+18B=10N2.57.08.54.252044-41.2
12Ribstein, Orel2261ISR+5B+14N−1N−2B−9N2.015.017.05.502069-45.0
13Friedland, Omer2074ISR−1N+10B−7N=21B=15N2.012.013.54.252042-6.6
14Medovoy, Yaniv2083ISR+10N−12B−9N+17B−7N2.010.512.04.001992-25.6
15Taieb, Ariel2091ISR−7B=18N+16B−5N=13B2.010.512.03.751957-18.4
16Hanein, Avri2035ISRF−19B−15N+22B+21N2.05.05.01.502124+18.8
17Weber, Yonatan2101ISR−3B=5N=11B−14N=18B1.512.013.53.751996-25.6
18Zalkind, KonstantinFM2040ISR=6N=15B−3B−11N=17N1.511.513.03.252059-1.2
19Menahem, AdiFM2272ISRF+16N=6B−8N−4B1.511.511.53.502102-36.8
20Golan, Ori2030ISR−8B=11N−5B−10N+22B1.511.511.51.251931-27.2
21Triger, Eitan2027ISR+11B−4N−8B=13N−16B1.511.013.03.502001-24.0
22Shimshovich, Asaf2019ISR−4B−9N−10B−16N−20N0.011.012.50.001262-48.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets