Israeli Youth Championship Qualifiers Under 17

Open SwissStandard

45 players participated in this 5-round tournament, held from 16 Dec 2025 to 18 Dec 2025 in Ramat Gan, Israel. 2 titled players. Top 10 Elo average was 2109, and top seed was Noam Ostrovsky Berman (🇮🇱 ISR, 2265).

Ari Brezis (🇮🇱 ISR, CM, 2090) won with 4.5/5, ahead of Noam Ostrovsky Berman (4.0) and Omri Mond (4.0). Brezis won solo starting round 4.

The biggest upset came in round 5: Ofek Margolin-Herman (1844) beat Matan Abitbul (2060), a +216-point gap.

Location

🇮🇱Ramat Gan, Israel

Dates

16 Dec 2025 → 18 Dec 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 5 rounds

Top seed

🇮🇱Noam Ostrovsky Berman2265

Avg top 10

2,109

Participants

Titled players · 2

CM×2

Federations · 1 represented

🇮🇱Israel×44

Top 3

🥇
CMAri Brezis
🇮🇱ISR·2090
4.5pts·2361perf+56.8
🥈
Noam Ostrovsky Berman
🇮🇱ISR·2265
4.0pts·2264perf+2.4
🥉
Omri Mond
🇮🇱ISR·2114
4.0pts·2204perf+22.0

How it unfolded

Top 6 · 5 rounds

CM Ari Brezis led from R4; +0.5-point edge over the runner-up.

Co-leaders

Brezis4.5Medovoy4Meirovich4Margolin-Herman4Ostrovsky Berman4Mond4

R4–R5 · LEAD HELD

CM Ari Brezis held the sole lead from R4 through R5 without losing it.

WIN STREAKS · 3 top finishers

CM Ari Brezis 4 wins (R1–R4)Yaniv Medovoy 3 wins (R1–R3)Ilay Meirovich 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1CMAri Brezis	*	—	½	—
2Yaniv Medovoy	—	*	½	—
3Ilay Meirovich	½	½	*	—
4Ofek Margolin-Herman	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	Pts	Bu C1	Bu	SB	Perf	Δ
1	Brezis, AriCM	2090	ISR	+19N	+9B	+3N	+12B	=4N	4.5	14.5	17.0	15.00	2361	+56.8
2	Ostrovsky Berman, Noam	2265	ISR	+16N	=8B	+10N	+15B	=5N	4.0	14.0	17.0	13.25	2264	+2.4
3	Mond, Omri	2114	ISR	+30B	+6N	−1B	+21N	+13B	4.0	14.0	16.0	11.50	2204	+22.0
4	Meirovich, Ilay	2107	ISR	+33B	+13N	+20B	=5N	=1B	4.0	14.0	15.5	11.25	2249	+34.4
5	Medovoy, Yaniv	2061	ISR	+28N	+21B	+14N	=4B	=2B	4.0	13.5	15.5	11.50	2298	+58.8
6	Margolin-Herman, Ofek	1844	ISR	+37N	−3B	+28N	+14B	+12N	4.0	12.0	13.5	9.50	2164	+80.8
7	Duchan, YoavCM	2138	ISR	+27N	=10B	=15N	+8B	=9N	3.5	13.5	16.0	11.00	2115	-0.8
8	Sabag, Matan	2044	ISR	+29B	=2N	+11B	−7N	+20B	3.5	13.5	15.5	10.00	2184	+38.8
9	Pearl, Oliver	1872	ISR	+35B	−1N	+40B	+18N	=7B	3.5	12.5	13.5	7.25	2036	+44.0
10	Gal On, Itai	2009	ISR	+34B	=7N	−2B	+33N	+22B	3.5	11.5	13.0	7.25	2140	+38.0
11	Sagi, Elisha	1972	ISR	+41N	=15B	−8N	+25B	+23N	3.5	11.5	12.5	7.50	2051	+17.2
12	Abitbul, Matan	2060	ISR	+40B	+17N	+22B	−1N	−6B	3.0	14.0	15.0	6.50	1993	-13.6
13	Kirsch, Yahel David	1998	ISR	+26N	−4B	+16N	+19B	−3N	3.0	13.5	16.0	8.00	1989	+1.2
14	Goz, Shachar	2016	ISR	+31B	+18N	−5B	−6N	+24N	3.0	13.5	15.5	7.50	1935	-18.4
15	Afek, Itay	2140	ISR	+45B	=11N	=7B	−2N	+30B	3.0	13.0	13.0	5.50	2082	-10.4
16	Kfir, Nadav	1867	ISR	−2B	+43N	−13B	+31N	+29B	3.0	11.0	11.0	4.00	1925	+8.4
17	Gavriel, Adam	1803	ISR	+38N	−12B	−19N	+26B	+28N	3.0	10.0	11.5	6.00	1866	+17.6
18	Wul, Kfir	1842	ISR	+44N	−14B	+41N	−9B	+32N	3.0	9.5	9.5	3.00	1764	-12.8
19	Fusman, Noam	1846	ISR	−1B	+34N	+17B	−13N	=21B	2.5	13.0	14.5	5.75	1907	+20.8
20	Belkovsky, Guy	2044	ISR	+32N	+23B	−4N	=24B	−8N	2.5	12.5	14.5	5.75	1934	-26.4
21	Shcipko, Dmitry	2024	ISR	+39B	−5N	+30B	−3B	=19N	2.5	12.5	13.5	4.25	1879	-32.0
22	Rubinstein, Dori	2075	ISR	+25N	+24B	−12N	=23B	−10N	2.5	11.5	14.0	6.25	1919	-38.0
23	Khairova, Evelina	1924	ISR	+36B	−20N	+31B	=22N	−11B	2.5	10.5	12.0	4.75	1860	-11.6
24	Ingel, Mica Bar	1888	ISR	+42B	−22N	+29B	=20N	−14B	2.5	10.0	10.5	3.75	1876	+1.2
25	Filiarsky, Yonatan	1714	ISR	−22B	=36N	+39B	−11N	+33B	2.5	9.0	10.0	3.25	1769	+6.4
26	Evron, Lior	1672	ISR	−13B	=33N	+43B	−17N	+36B	2.5	9.0	9.0	2.25	1707	+3.6
27	Slutsky, Noam	1767	ISR	−7B	−29N	+36B	=35N	+34B	2.5	8.5	10.0	3.75	1722	-14.8
28	Zingerov, Daniel	1875	ISR	−5B	+35N	−6B	+39N	−17B	2.0	12.5	13.5	2.50	1627	-50.4
29	Shumilov, Ariel	1755	ISR	−8N	+27B	−24N	+37B	−16N	2.0	11.5	13.0	4.00	1752	-2.8
30	Zatcovetsky, David hilel	1864	ISR	−3N	+37B	−21N	+41B	−15N	2.0	11.0	12.0	2.50	1765	-20.4
31	Gavriel, Inbal	1684	ISR	−14N	+44B	−23N	−16B	+35B	2.0	10.0	10.0	1.50	1696	-0.4
32	Erez, Eitan	1706	ISR	−20B	−39N	+38B	+40N	−18B	2.0	8.0	9.0	2.50	1804	+18.4
33	Hochman, Gur	1853	ISR	−4N	=26B	+42N	−10B	−25N	1.5	12.5	13.0	1.75	1642	-53.2
34	Shushan, Tamir	1623	ISR	−10N	−19B	=37N	+42B	−27N	1.5	10.0	10.5	1.25	1565	-20.4
35	Ben artzi, Ofir	1570	ISR	−9N	−28B	+44N	=27B	−31N	1.5	10.0	10.0	1.25	1583	-1.6
36	Vayner, Tal	1521	ISR	−23N	=25B	−27N	+43B	−26N	1.5	10.0	10.0	1.25	1447	-12.8
37	Zigman, Michael	1554	ISR	−6B	−30N	=34B	−29N	+43N	1.5	9.5	9.5	0.75	1450	-17.2
38	Svyatets, Liron	1538	ISR	−17B	−40N	−32N	+44B	=42N	1.5	6.5	6.5	0.25	1486	-16.4
39	Carmi, Yehuda	0	ISR	−21N	+32B	−25N	−28B	F	1.0	9.0	9.0	2.00	1637	0.0
40	Eshkol, Lilian	1794	ISR	−12N	+38B	−9N	−32B	—	1.0	8.5	10.0	1.50	1600	-40.4
41	Kesos, Michael	0	ISR	−11B	+45N	−18B	−30N	—	1.0	8.5	8.5	0.00	1679	0.0
42	Rozovsky, Yonatan	1413	ISR	−24N	F	−33B	−34N	=38B	0.5	7.0	7.0	0.75	1374	-8.8
43	FIDE 2893290	0	—	F	−16B	−26N	−36N	−37B	0.0	8.5	8.5	0.00	853	0.0
44	Ezer, Shakked	1462	ISR	−18B	−31N	−35B	−38N	F	0.0	8.0	9.0	0.00	858	-42.4
45	Ghelerter, Ofir	1811	ISR	−15N	−41B	—	—	—	0.0	3.0	4.0	0.00	1340	-4.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Margolin-Herman, OfekISR
+80.8
4.0 pts · #4
2Medovoy, YanivISR
+58.8
4.0 pts · #2
3Brezis, AriCMISR
+56.8
4.5 pts · #1

Top rating losers

1Hochman, GurISR
-53.2
1.5 pts · #30
2Zingerov, DanielISR
-50.4
2.0 pts · #38
3Ezer, ShakkedISR
-42.4
0.0 pts · #44

Biggest upsets

R5+216 Elo gap
Margolin-Herman, Ofek1844 beat Abitbul, Matan2060
R4+172 Elo gap
Margolin-Herman, Ofek1844 beat Goz, Shachar2016
R5+139 Elo gap
Filiarsky, Yonatan1714 beat Hochman, Gur1853