2025 National Open - Under 2300

Open SwissStandard

97 players participated in this 7-round tournament, held from 05 Jun 2025 to 08 Jun 2025 in Las Vegas, NV, United States. 15 titled players from 8 federations. Top 10 Elo average was 2140, and top seed was Rachael Li (🇺🇸 USA, WIM, 2220).

Hakob V. Hakobyan (🇦🇲 ARM, 2119) won with 6.5/7, ahead of Reyansh Paragiri (5.5) and Talaibek Osmonbekov (5.5). Hakobyan won solo starting round 6.

The biggest upset came in round 5: Leo Ni (1647) beat Edward Li (2040), a +393-point gap.

Location

🇺🇸Las Vegas, NV, United States

Dates

05 Jun 2025 → 08 Jun 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 7 rounds

Top seed

🇺🇸WIMRachael Li2220

Avg top 10

2,140

Participants

Titled players · 15

FM×5

CM×3

WIM×2

WFM×3

WCM×2

Federations · 8 represented

🇺🇸United States of America×83

🇦🇲Armenia×2

🇮🇳India×2

🇨🇦Canada×2

🇨🇳China×1

🇷🇺Russia×1

🇸🇬Singapore×1

🇳🇬Nigeria×1

Top 3

🥇
Hakob V. Hakobyan
🇦🇲ARM·2119
6.5pts·2401perf+34.8
🥈
Reyansh Paragiri
🇺🇸USA·1863
5.5pts·2266perf+122.8
🥉
Talaibek Osmonbekov
🇺🇸USA·2129
5.5pts·2122perf0.0

How it unfolded

Top 6 · 7 rounds

Hakob V. Hakobyan led from R6; +1.0-point edge over the runner-up. Title race converged from 3 co-leaders at R4 to 1 by R6.

Co-leaders

Hakobyan6.5Osmonbekov5.5Paragiri5.5Lee5Liou5Kryazhev5

R6–R7 · LEAD HELD

Hakob V. Hakobyan never relinquished the lead after R6; final gap +1.0 over the runner-up.

WIN STREAKS · 2 top finishers

Hakob V. Hakobyan 6 wins (R1–R6)Reyansh Paragiri 5 wins (R1–R5)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Hakob V. Hakobyan	*	—	1	—
2Talaibek Osmonbekov	—	*	0	—
3Reyansh Paragiri	0	1	*	—
4Jacob B Lee	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Hakobyan, Hakob V.	2119	ARM	+85B	+17N	+11B	+16N	+12B	+2N	=27B	6.5	25.0	26.0	24.25	2401	+34.8
2	Paragiri, Reyansh	1863	USA	+63B	+7N	+14B	+4N	+3B	−1B	=69N	5.5	28.0	30.5	22.75	2266	+122.8
3	Osmonbekov, Talaibek	2129	USA	+29N	=15B	+82N	+18B	−2N	+11B	+30N	5.5	24.5	26.0	18.50	2122	0.0
4	Kryazhev, Arseniy	2139	USA	+19N	+20B	+23N	−2B	+80N	−54B	+15N	5.0	24.5	26.5	18.00	2084	-13.2
5	Liou, Arthur	1919	USA	=83N	+74B	=9N	=21B	+70N	=6B	+12B	5.0	22.0	23.5	16.00	2032	+23.2
6	Lee, Jacob B	1882	USA	=33N	+51B	−80B	+77N	+32B	=5N	+13B	5.0	21.0	23.0	16.75	2021	+52.8
7	Lin, Julian M	2016	USA	+77N	−2B	+35N	=76B	+21N	−30N	+39B	4.5	21.5	23.5	13.50	1934	-11.8
8	Rychkov, Roman	2103	USA	+62B	+58N	−12B	+13N	+41B	−45N	=10B	4.5	21.0	23.5	14.25	2043	-9.2
9	Hoang, Truman	2040	USA	=49B	+65N	=5B	+52N	+93B	−27N	=25B	4.5	21.0	21.0	11.50	2059	+5.2
10	Schwartz, Raphael D	1916	USA	−26N	+59B	−64N	+42B	+40N	+19B	=8N	4.5	20.5	23.0	14.75	1935	+10.4
11	He, Junchen	1985	CHN	+40N	+60B	−1N	+23B	=31B	−3N	=24B	4.0	26.5	29.0	13.25	2004	+4.6
12	Calhoun, Luke	1985	USA	+64N	+26B	+8N	+45B	−1N	−69B	−5N	4.0	25.0	27.5	13.50	2018	+8.0
13	Liang, Ethan Y	1834	USA	−73N	+44B	+24N	−8B	+26N	+16B	−6N	4.0	24.0	26.0	14.50	1929	+35.2
14	Tolentino, Karl	2008	USA	+48N	+43B	−2N	=17B	+82N	−36B	=22N	4.0	23.0	24.5	11.50	1918	-15.2
15	Zhang, Glenn	1932	USA	+38B	=3N	=67B	−39N	+46B	+52N	−4B	4.0	22.5	25.0	13.00	1961	+13.6
16	Munkhzul, DavaakhuuWIM	2042	MGL	+94B	+52N	+37B	−1B	−54N	−13N	+56B	4.0	22.5	22.5	9.00	1969	-11.6
17	Lad, Neil	1960	USA	+61B	−1B	+42N	=14N	=67B	−57N	+37B	4.0	22.0	24.5	11.75	1980	+11.6
18	Karkainen, Hayden	1952	USA	+59B	+39N	=27B	−3N	−30B	+65N	=32B	4.0	21.5	24.0	11.50	1960	+3.8
19	Diamond, Colin	1885	USA	−4B	+75N	+58B	=36N	=28B	−10N	+74B	4.0	21.0	23.0	10.00	1888	+0.8
20	Wu, Zhuoyuan	1893	USA	+90B	−4N	=47B	=60N	=24B	=37N	+38B	4.0	20.5	21.0	9.75	1918	+10.0
21	Gartland, James	1932	USA	+87B	−37N	+85B	=5N	−7B	=34N	+44B	4.0	20.0	21.0	9.25	1931	+0.2
22	Chen, Alan Zishun	1921	USA	=31N	+66B	=28B	−41N	=37B	+60N	=14B	4.0	19.5	22.0	12.00	2006	+31.6
23	Sawhney, Yuvraj Singh	1879	USA	+75B	+71N	−4B	−11N	+38B	F	+47N	4.0	19.5	19.5	10.50	2078	+52.4
24	Yin, Andrew	1801	CAN	−58B	+62N	−13B	+85N	=20N	+76B	=11N	4.0	19.0	20.0	9.50	1946	+56.0
25	Cui, Young Cheung	1938	USA	F	=42B	+40N	+26B	−69N	+82B	=9N	4.0	18.0	18.0	11.75	1976	+14.0
26	Xia, ElizabethWCM	1852	USA	+10B	−12N	+95B	−25N	−13B	=46N	+76N	3.5	21.5	21.5	8.00	1899	+18.8
27	Perez Avendano, Paul OmarFM	2142	MEX	F	F	=18N	=53B	+43N	+9B	=1N	3.5	21.0	21.0	14.25	2141	+0.8
28	Qi, JennyWFM	1946	USA	F	+33B	=22N	=64B	=19N	+56B	−31N	3.5	20.5	20.5	11.75	1943	+0.8
29	Malhotra, Rehaan	1853	USA	−3B	=38N	=61B	+78N	=60B	+66N	−55B	3.5	19.0	21.0	8.50	1885	+10.4
30	Jaishankar, Sanjay	1924	USA	F	F	+78B	=67N	+18N	+7B	−3B	3.5	18.5	18.5	11.75	2121	+52.8
31	Li, RachaelWIM	2220	USA	=22B	−80N	+73N	F	=11N	=47N	+28B	3.5	18.5	18.5	11.00	1983	-46.5
32	Liu, Liam	1933	USA	F	+92B	−53N	+35B	−6N	+51B	=18N	3.5	18.5	18.5	8.50	1927	+0.4
33	Kaur, AradhWFM	1790	USA	=6B	−28N	+66N	−84B	−55N	+83B	+59N	3.5	18.0	19.5	9.00	1915	+35.3
34	Wang, Jacob S	1891	USA	F	−67N	=38B	=61N	+59B	=21B	+42N	3.5	17.5	17.5	10.25	1904	+6.8
35	Lin, Michael	1781	USA	F	+91N	−7B	−32N	+62B	+84B	=70N	3.5	15.0	15.0	5.75	1999	+70.0
36	Heath, Derek Xu	1780	USA	F	F	+50N	=19B	+84N	+14N	F	3.5	12.5	12.5	10.50	2275	+93.2
37	Karthik Bimod	1874	IND	+68N	+21B	−16N	−43B	=22N	=20B	−17N	3.0	23.0	25.5	10.50	1868	-3.2
38	Bhaskaran, Siddharth	1844	USA	−15N	=29B	=34N	+50B	−23N	+40B	−20N	3.0	22.0	25.0	9.50	1828	-6.8
39	Yin, Aiden	1583	CAN	F	−18B	+68N	+15B	−45N	+43B	−7N	3.0	21.0	21.0	9.50	1922	+90.4
40	Wang, Leonardo Xirui	1807	SGP	−11B	+79N	−25B	+58N	−10B	−38N	+86N	3.0	20.0	21.0	5.50	1772	-11.2
41	Yang, MaxwellCM	1950	USA	+44N	+73B	−45N	+22B	−8N	F	−57B	3.0	19.5	19.5	9.00	1944	-0.8
42	Ni, Leo	1647	USA	=91B	=25N	−17B	−10N	+89B	+77N	−34B	3.0	18.5	19.0	4.75	1874	+72.4
43	Martin, Drew	1839	USA	+78B	−14N	+49B	+37N	−27B	−39N	F	3.0	18.5	18.5	8.00	1867	+8.0
44	Zhuge, Katherine	1749	USA	−41B	−13N	=62B	+75N	=77B	+73N	−21N	3.0	17.5	19.5	6.25	1734	-4.8
45	Oragwu, ChukwunonsoFM	2090	NGR	F	F	+41B	−12N	+39B	+8B	−54N	3.0	17.5	17.5	10.50	2050	-2.6
46	Kozlek, Tommy	1816	USA	=66N	−53B	=74N	+73B	−15N	=26B	=82N	3.0	17.0	18.5	6.75	1783	-13.6
47	Gui, Suyuan	2012	USA	F	F	=20N	+51B	+76N	=31B	−23B	3.0	16.5	16.5	8.75	2018	+1.6
48	Chen, JocelynWFM	1981	USA	−14B	−78N	=63B	+92N	+61B	−55N	=60B	3.0	16.5	16.5	5.00	1774	-63.6
49	Padron, Antonio	1871	USA	=9N	=89B	−43N	−74B	=58B	=75N	+73B	3.0	16.0	16.5	6.75	1808	-10.2
50	Reyes Melendez, Kevin Alejandro	1887	USA	−71B	+63N	−36B	−38N	=88B	=61N	+75B	3.0	16.0	16.5	6.00	1534	-33.8
51	Gupta, Reyansh	1865	USA	F	−6N	+91B	−47N	+68B	−32N	+84B	3.0	16.0	16.0	4.50	1922	+18.4
52	Zhang, Michael	1830	USA	+88N	−16B	+89N	−9B	+97N	−15B	F	3.0	13.5	13.5	1.00	1888	+13.2
53	Leano, Bryan	2012	USA	=65B	+46N	+32B	=27N	F	F	F	3.0	12.5	12.5	9.50	2111	+10.6
54	Zhang, DerekCM	2162	USA	F	F	F	F	+16B	+4N	+45B	3.0	12.0	12.0	12.00	2890	+24.2
55	Gopalakrishnan, Kritin	2052	USA	F	F	F	F	+33B	+48B	+29N	3.0	10.0	10.0	10.00	2674	+32.8
56	Yang, Jon	1837	USA	F	F	+79B	+89N	+96B	−28N	−16N	3.0	10.0	10.0	2.50	2031	+51.2
57	Muratov, SergeyFM	2075	RUS	F	F	F	F	+64B	+17B	+41N	3.0	9.5	9.5	9.50	2662	+15.0
58	Noble, Matthew R	1939	USA	+24N	−8B	−19N	−40B	=49N	−59B	+92N	2.5	21.0	21.0	5.50	1765	-33.8
59	Han, Shuyi	1876	USA	−18N	−10N	+86B	=68B	−34N	+58N	−33B	2.5	20.5	21.5	4.75	1695	-56.0
60	Ahaan Alsisaria	1724	IND	+79B	−11N	F	=20B	=29N	−22B	=48N	2.5	20.5	20.5	7.25	1841	+33.2
61	Indukuri, Suhas	1749	USA	−17N	=77B	=29N	=34B	−48N	=50B	=72N	2.5	19.5	21.5	7.25	1795	+14.4
62	Zhu, Jamie Zhongyun	1875	USA	−8N	−24B	=44N	+83B	−35N	=78B	=63N	2.5	19.5	21.0	5.25	1686	-61.6
63	Gobburi, Avinash Meher Sai Keshto	0	USA	−2N	−50B	=48N	+72B	−65B	=79N	=62B	2.5	19.0	21.0	6.25	1757	0.0
64	Chandar, Yajur J	1665	USA	−12B	+90N	+10B	=28N	−57N	−70B	F	2.5	18.0	18.0	6.75	1870	+52.8
65	Padhee, Tez	1782	USA	=53N	−9B	+83N	−70B	+63N	−18B	F	2.5	18.0	18.0	5.50	1786	-1.6
66	Weeramantry, SunilFM	1971	SRI	=46B	−22N	−33B	+88N	+74N	−29B	F	2.5	16.5	16.5	4.00	1648	-41.6
67	Schoonmaker, NicholasCM	2036	USA	F	+34B	=15N	=30B	=17N	F	F	2.5	15.0	15.0	9.25	2022	-1.6
68	Coy, Matthew	1840	USA	−37B	+87N	−39B	=59N	−51N	−81B	+88B	2.5	14.5	15.0	2.75	1614	-34.8
69	Rosenthal, Nicholas	2029	USA	F	F	F	F	+25B	+12N	=2B	2.5	13.5	13.5	10.75	2202	+12.0
70	Wang, Leo Q	1969	USA	F	F	F	+65N	−5B	+64N	=35B	2.5	13.5	13.5	6.75	1882	-16.4
71	Ghazaryan, Raffi	2049	ARM	+50N	−23B	=84N	−82B	F	F	+83N	2.5	11.5	11.5	5.25	1835	-25.8
72	Rajaram, AnikaWCM	1869	USA	F	F	=75B	−63N	=90B	+88N	=61B	2.5	8.0	8.0	3.00	1715	-16.4
73	Chen, Renae	1726	USA	+13B	−41N	−31B	−46N	+85B	−44B	−49N	2.0	19.5	20.5	5.00	1731	-4.4
74	Arizpe, Frank	1608	USA	=76B	−5N	=46B	+49N	−66B	F	−19N	2.0	19.5	19.5	5.50	1764	+20.0
75	Deguire, Benjamin	0	USA	−23N	−19B	=72N	−44B	+?N	=49B	−50N	2.0	19.5	19.5	2.75	1686	0.0
76	Gold, Bruce	1871	USA	=74N	+83B	F	=7N	−47B	−24N	−26B	2.0	18.5	18.5	4.75	1707	-51.6
77	Toppen-Ryan, Harrison	1836	USA	−7B	=61N	+92N	−6B	=44N	−42B	F	2.0	18.0	18.0	2.75	1670	-26.8
78	Gudla, Gnana Vardhan	1725	USA	−43N	+48B	−30N	−29B	=79B	=62N	F	2.0	17.5	17.5	5.25	1747	+5.6
79	Baker-Nagar, Sikander	1757	USA	−60N	−40B	−56N	+86B	=78N	=63B	−81N	2.0	15.0	16.0	3.25	1414	-73.6
80	Akopian, Robert	1868	USA	F	+31B	+6N	F	−4B	F	F	2.0	13.5	13.5	8.50	2205	+24.8
81	Martinez, Enoch	1806	USA	F	F	F	F	F	+68N	+79B	2.0	4.5	4.5	4.50	2599	+39.2
82	Ramkumar, Nikhil	1732	USA	F	F	−3B	+71N	−14B	−25N	=46B	1.5	19.0	19.0	4.00	1839	+20.0
83	Yu, Shuugo	1704	USA	=5B	−76N	−65B	−62N	+92B	−33N	−71B	1.5	18.0	18.0	2.50	1629	-25.2
84	Pulijala, Akshaj	1974	USA	F	F	=71B	+33N	−36B	−35N	−51N	1.5	16.0	16.0	4.75	1704	-71.6
85	Arul, Sharvesh	1876	USA	−1N	+88B	−21N	−24B	−73N	F	F	1.0	17.0	17.0	0.50	1095	-76.8
86	Levine, Mack Ibosh	0	USA	F	F	−59N	−79N	F	+90B	−40B	1.0	8.0	8.0	0.50	1587	0.0
87	Teitelman, Aiden	1840	USA	−21N	−68B	F	+90N	F	F	F	1.0	7.0	7.0	0.50	1692	-23.2
88	Balasubramanyam, Santhosh	0	USA	−52B	−85N	F	−66B	=50N	−72B	−68N	0.5	14.5	14.5	1.50	1478	0.0
89	Li, Edward	2040	USA	F	=49N	−52B	−56B	−42N	F	F	0.5	12.0	12.0	1.50	1474	-106.8
90	Dennis, Nathan	1680	BER	−20N	−64B	F	−87B	=72N	−86N	F	0.5	11.0	11.0	1.25	1495	-31.6
91	Shankar, Pranav	1887	USA	=42N	−35B	−51N	F	F	F	F	0.5	9.5	9.5	1.50	1491	-58.8
92	Srinivasan, Santhosh	1727	USA	F	−32N	−77B	−48B	−83N	F	−58B	0.0	12.5	12.5	0.00	1079	-61.2
93	Sivakumar, ShaashwathFM	2216	USA	F	F	F	F	−9N	F	F	0.0	4.5	4.5	0.00	1240	-14.6
94	Waxberg, Jason	1773	USA	−16N	F	F	F	F	F	F	0.0	4.0	4.0	0.00	1242	-6.8
95	Gustafsson, Alexander	1936	USA	F	F	−26N	F	F	F	F	0.0	3.5	3.5	0.00	1049	-12.4
96	Atkeson, Christopher Timothy	2008	USA	F	F	F	F	−56N	F	F	0.0	3.0	3.0	0.00	1038	-14.4
97	Cruz, Alex	1743	USA	F	F	F	F	−52B	F	F	0.0	3.0	3.0	0.00	1030	-7.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Paragiri, ReyanshUSA
+122.8
5.5 pts · #6
2Heath, Derek XuUSA
+93.2
3.5 pts · #24
3Yin, AidenCAN
+90.4
3.0 pts · #45

Top rating losers

1Li, EdwardUSA
-106.8
0.5 pts · #90
2Arul, SharveshUSA
-76.8
1.0 pts · #94
3Baker-Nagar, SikanderUSA
-73.6
2.0 pts · #87

Biggest upsets

R5+393 Elo gap
Ni, Leo1647 beat Li, Edward2040
R2+352 Elo gap
Akopian, Robert1868 beat WIMLi, Rachael2220
R4+349 Elo gap
Yin, Aiden1583 beat Zhang, Glenn1932