CChessStats

2025 Israel Youth Championship Qualifiers Central District Rishon LeZion, Age 13

Open SwissStandard

14 players participated in this 6-round tournament, held from 16 Dec 2025 to 18 Dec 2025 in Rishon Lezion, Israel. Top 10 Elo average was 1172, and top seed was Or Argaman (🇮🇱 ISR, 1517).

Dan Otcheretianski (🇮🇱 ISR, 1419) won with 4.5/6, ahead of Or Argaman (4.0) and Artsemi Piakarchyk (4.0). Otcheretianski shared the lead from round 4 and won solo starting round 5.

The biggest upset came in round 4: Ethan Pulatov (1404) beat Or Argaman (1517), a +113-point gap.

Location
🇮🇱Rishon Lezion, Israel
Dates
16 Dec 2025 → 18 Dec 2025
Time control
Standard: All Moves in 50 Min. 10 Sec. / /
System
Swiss · 6 rounds
Top seed
🇮🇱Or Argaman1517
Avg top 10
1,172
Participants
14
Federations · 1 represented
🇮🇱Israel×10
Top 3

How it unfolded

Top 6 · 6 rounds

Dan Otcheretianski led from R5; +0.5-point edge over the runner-up. Title race converged from 3 co-leaders at R4 to 1 by R5.

Co-leaders
6
3
1
3
1
1
1.534.56R1R2R3R4R5R6Otcheretianski takes lead
Otcheretianski4.5Piakarchyk4Argaman4Shvartz4Shaked3.5Namdar3.5
R5 · LEADER CHANGE25 Dec

Dan Otcheretianski takes the sole lead (4.0/5).

R6 · HEAD-TO-HEAD · WINNER VS 2ND

Dan Otcheretianski drew with Artsemi Piakarchyk (Black).

WIN STREAKS · 2 top finishers

Artsemi Piakarchyk 3 wins (R3–R5)Or Argaman 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Dan Otcheretianski*
½
0
—
2Artsemi Piakarchyk
½
*
1
—
3Or Argaman
1
0
*—
4Zohar Shvartz———*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1Otcheretianski, Dan1419ISR+10B+5N−2B+8N+6B=3N4.518.021.015.001517-11.9
2Argaman, Or1517ISR+12N+11B+1N−6B−3N+5B4.018.020.012.501624+16.4
3Piakarchyk, Artsemi1505ISR=13B−7N+12B+11N+2B=1B4.016.518.011.501729+8.4
4Shvartz, Zohar1469ISR−8B+13N−5B+10N+14N+9B4.014.014.07.501489+2.8
5Shaked, Ethan0ISR+7B−1B+4N=9B+8N−2N3.519.022.012.0015020.0
6Pulatov, Ethan1404ISR+14B−8N+10B+2N−1N=7B3.518.018.08.7513770.0
7Namdar, Rotem1486ISR−5N+3B=11N+13B=9N=6N3.516.518.010.0016150.0
8Ziserman, Matan1458ISR+4N+6B−9N−1B−5B+14N3.018.518.57.501411-3.6
9Tichover, Tomer1463ISR−11N+12B+8B=5N=7B−4N3.016.518.58.501449-10.4
10FIDE 28895950—−1N+14B−6N−4B+12N+11B3.016.516.54.507330.0
11Vilenchik, Mattan0ISR+9B−2N=7B−3B+13N−10N2.517.519.06.2514280.0
12FIDE 28888230—−2B−9N−3N+14B−10B+13N2.015.515.51.507530.0
13FIDE 28615420—=3N−4B+14N−7N−11B−12B1.516.016.02.0013620.0
14FIDE 28871260—−6N−10N−13B−12N−4B−8B0.015.517.00.006490.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets