T. Petrosyan Chess House Ch. 2025 Final

Open SwissStandard

53 players participated in this 9-round tournament, held from 16 Dec 2025 to 24 Dec 2025 in Yerevan, Armenia. Top 10 Elo average was 1941, and top seed was Mikael Hovhannisyan (🇦🇲 ARM, 2000).

Hamayak Stepanyan (🇦🇲 ARM, 1991) won with 7.5/9, ahead of Garik Sharajyan (7.0) and Hayk Botoyan (7.0). Stepanyan shared the lead from round 7 and won solo starting round 8.

The biggest upset came in round 2: Zhora Shahbazyan (1588) beat Mark Margaryan (1969), a +381-point gap.

Location

🇦🇲Yerevan, Armenia

Dates

16 Dec 2025 → 24 Dec 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Avg top 10

1,941

Participants

Federations · 1 represented

🇦🇲Armenia×53

Top 3

🥇
Hamayak Stepanyan
🇦🇲ARM·1991
7.5pts·2149perf+33.8
🥈
Garik Sharajyan
🇦🇲ARM·1908
7.0pts·2024perf+50.5
🥉
Hayk Botoyan
🇦🇲ARM·1833
7.0pts·2076perf+56.2

How it unfolded

Top 6 · 9 rounds

Hamayak Stepanyan led from R8; +0.5-point edge over the runner-up.

Co-leaders

Stepanyan7.5Sharajyan7Botoyan7Sargsyan6.5Galajyan6.5Karakhanyan6.5

R6 · LEADER CHANGE21 Dec

Armen Galajyan takes the sole lead (5.5/6).

R9 · HEAD-TO-HEAD · WINNER VS 2ND

Hamayak Stepanyan drew with Garik Sharajyan (Black).

WIN STREAKS · 3 top finishers

Hamayak Stepanyan 4 wins (R5–R8)Garik Sharajyan 4 wins (R1–R4)Hayk Botoyan 4 wins (R4–R7)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Hamayak Stepanyan	*	½	1	—
2Garik Sharajyan	½	*	1	—
3Hayk Botoyan	0	0	*	1
4Gevorg S. Sargsyan	—	—	0	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Stepanyan, Hamayak	1991	ARM	+34N	+12B	=5N	=9B	+14N	+8B	+4N	+3B	=2N	7.5	48.5	52.0	42.50	2149	+33.8
2	Sharajyan, Garik	1908	ARM	+18B	+7N	+3B	+14B	=8N	−4B	+21N	+10N	=1B	7.0	48.5	53.0	40.00	2024	+50.5
3	Botoyan, Hayk	1833	ARM	+37N	+20B	−2N	+22B	+6N	+9B	+5N	−1N	+4B	7.0	48.5	52.0	37.50	2076	+56.2
4	Galajyan, Armen	1991	ARM	=10B	+39N	+33B	+5N	+19B	+2N	−1B	+14B	−3N	6.5	47.0	50.5	33.25	1996	+4.0
5	Karakhanyan, Vazgen	1930	ARM	+31B	+43N	=1B	−4B	+40N	+23N	−3B	+24N	+8B	6.5	42.5	45.5	28.25	1941	+13.3
6	Sargsyan, Gevorg S.	1863	ARM	+44N	F	+16B	+11N	−3B	+20N	=8B	+21N	+10B	6.5	42.0	45.0	30.75	2005	+27.8
7	Baghdasaryan, Arno	1700	ARM	+48N	−2B	−20N	+32B	=24N	+40B	+22N	+19B	+14N	6.5	37.0	39.0	25.25	1891	+91.6
8	Mitoyan, Zhores	1869	ARM	+32N	+52B	=19B	+15N	=2B	−1N	=6N	+16B	−5N	5.5	46.0	46.5	23.50	1902	+17.1
9	Ghazaryan, Armen	1915	ARM	+38B	=21N	+23B	=1N	+20B	−3N	−10B	+30N	=11B	5.5	43.5	47.0	25.75	1869	-14.8
10	Dabaghyan, Gor	1728	ARM	=4N	=26B	=27N	+41B	+25N	+19B	+9N	−2B	−6N	5.5	43.5	46.5	25.25	1920	+87.8
11	Arakelyan, Andranik	1971	ARM	−20N	+32B	+52N	−6B	+34N	+43B	−14N	+23B	=9N	5.5	36.5	37.0	18.25	1829	-28.4
12	Kshtoyan, Indat	1898	ARM	+49B	−1N	=31B	−21N	+35B	=18N	=20B	+46N	+24B	5.5	36.0	38.0	19.25	1758	-28.4
13	Khachikyan, Yervand	1769	ARM	=40N	+41B	=22N	−46B	=36N	+28B	−19N	+35B	+23N	5.5	31.0	33.5	21.00	1765	+1.2
14	Hayrapetyan, Hakob	1880	ARM	+42N	+51B	+17B	−2N	−1B	+46N	+11B	−4N	−7B	5.0	43.5	45.0	17.50	1853	-9.6
15	Mkrtchyan, Narek	1815	ARM	+28N	=22B	+40N	−8B	+46N	−21B	−16N	+26B	=18N	5.0	36.5	39.0	19.25	1747	-30.8
16	Aghekyan, Mark	1659	ARM	−19N	+42B	−6N	=50B	+51N	+25B	+15B	−8N	=17B	5.0	35.5	37.0	17.25	1820	+72.8
17	Sahakyan, Hamlet	1848	ARM	+36N	+46B	−14N	=26B	=43N	=22B	−23N	+28B	=16N	5.0	34.5	37.0	19.00	1779	-31.2
18	Militonyan, Movses	1614	ARM	−2N	=48B	−41N	+49B	+52N	=12B	=27N	+34B	=15B	5.0	32.5	33.0	14.50	1769	+66.1
19	Khudoyan, Artur	1869	ARM	+16B	F	=8N	+25B	−4N	−10N	+13B	−7N	+20B	4.5	45.5	50.0	22.25	1833	-6.2
20	Barseghyan, Angel	1651	ARM	+11B	−3N	+7B	+45N	−9N	−6B	=12N	+27B	−19N	4.5	45.5	48.5	22.25	1845	+87.2
21	Yesayan, Vahagn	1640	ARM	+27N	=9B	−25N	+12B	+26N	+15N	−2B	−6B	−22N	4.5	43.0	47.5	22.25	1850	+96.8
22	Meliksetyan, Hrachya	1747	ARM	F	=15N	=13B	−3N	+31B	=17N	−7B	+29N	+21B	4.5	42.0	42.0	20.75	1781	+18.0
23	Vardanyan, Levon A.	1704	ARM	+29N	=25B	−9N	+28B	+27N	−5B	+17B	−11N	−13B	4.5	41.5	46.0	20.75	1853	+73.6
24	Baghmanyan, Hakob	1651	ARM	−25N	F	+29B	+30N	=7B	+26B	+43N	−5B	−12N	4.5	39.5	39.5	19.75	1860	+90.4
25	Khachatryan, Mariam	1958	ARM	+24B	=23N	+21B	−19N	−10B	−16N	+40B	=31N	=30B	4.5	37.0	40.0	18.50	1715	-64.0
26	Aslanyan, Arman S.	1720	ARM	=47B	=10N	+38B	=17N	−21B	−24N	+32B	−15N	+31B	4.5	36.0	38.0	17.75	1687	-15.2
27	Sargsyan, Mikayel Sh.	1831	ARM	−21B	+35N	=10B	=31N	−23B	+47N	=18B	−20N	+36B	4.5	35.0	37.0	16.25	1642	-80.6
28	Baghdasaryan, Gevorg M.	1815	ARM	−15B	+44N	=43B	−23N	+39B	−13N	+38B	−17N	+46B	4.5	33.0	35.5	14.00	1725	-44.0
29	Bazikyan, Artur	1650	ARM	−23B	−31N	−24N	+48B	+37N	=32B	+50N	−22B	+35N	4.5	30.5	32.0	12.50	1648	-0.4
30	Margaryan, Mark	1969	ARM	=41N	−40B	=51N	−24B	+42N	+50B	+36N	−9B	=25N	4.5	28.5	30.0	12.50	1685	-111.6
31	Manukyan, Sargis Art.	1665	ARM	−5N	+29B	=12N	=27B	−22N	=33N	+39B	=25B	−26N	4.0	38.5	42.0	17.25	1741	+33.4
32	Khachatryan, Zhora	1678	ARM	−8B	−11N	+44B	−7N	+38B	=29N	−26N	+50B	=33N	4.0	37.0	38.5	12.25	1679	-0.4
33	Hovhannisyan, Asatur	1677	ARM	=35B	+47N	−4N	−40B	−50N	=31B	+37B	=36N	=32B	4.0	30.0	31.5	13.00	1627	-12.6
34	Danielyan, Rostom	1665	ARM	−1B	−38N	+42B	+39N	−11B	−35N	+47B	−18N	=37N	3.5	35.0	37.0	10.25	1614	-29.6
35	Aleksanyan, Arame	1558	ARM	=33N	−27B	+37N	=36B	−12N	+34B	=46B	−13N	−29B	3.5	34.5	37.0	12.00	1653	+42.0
36	Petrosyan, Hakob H.	1701	ARM	−17B	=49N	+47B	=35N	=13B	=45N	−30B	=33B	−27N	3.5	32.0	34.0	11.00	1652	-26.0
37	Antonyan, Mikhail	1721	ARM	−3B	=45N	−35B	=47N	−29B	+42B	−33N	+51N	=34B	3.5	30.5	32.0	8.75	1569	-36.8
38	Harutyunyan, Artur Hr.	1642	ARM	−9N	+34B	−26N	=52B	−32N	+41B	−28N	=49B	=39N	3.5	30.5	31.0	9.50	1621	-12.8
39	Aghabekyan, Davit	1659	ARM	=53N	−4B	+48N	−34B	−28N	+51B	−31N	=40N	=38B	3.5	28.5	29.0	7.00	1633	-16.0
40	Shahbazyan, Zhora	1588	ARM	=13B	+30N	−15B	+33N	−5B	−7N	−25N	=39B	F	3.0	40.0	43.0	13.00	1721	+41.2
41	Aleksanyan, Areg	1509	ARM	=30B	−13N	+18B	−10N	−45B	−38N	=44B	−42N	+47B	3.0	33.0	35.0	10.75	1561	+19.2
42	Sukiasyan, Davit	1545	ARM	−14B	−16N	−34N	+44B	−30B	−37N	+48N	+41B	F	3.0	29.5	31.5	8.00	1617	+21.6
43	Avagyan, Suren G.	1717	ARM	+50N	−5B	=28N	+51B	=17B	−11N	−24B	F	F	3.0	29.0	29.0	7.75	1726	0.0
44	Vardanyan, Vahe	1690	ARM	−6B	−28B	−32N	−42N	+49B	=48B	=41N	+47N	F	3.0	28.0	30.0	6.50	1562	-58.0
45	Mejlumyan, Gurgen	1731	ARM	−51N	=37B	+49N	−20B	+41N	=36B	F	F	F	3.0	18.0	18.0	8.50	1650	-12.8
46	Apresyan, Artur	1692	ARM	F	−17N	+50B	+13N	−15B	−14B	=35N	−12B	−28N	2.5	35.5	35.5	8.75	1629	-28.8
47	Baloyan, Gabriela	1550	ARM	=26N	−33B	−36N	=37B	+48N	−27B	−34N	−44B	−41N	2.0	29.5	31.5	6.00	1454	-39.9
48	Martirosyan, Mikhail	1564	ARM	−7B	=18N	−39B	−29N	−47B	=44N	−42B	F	+50N	2.0	29.0	29.0	5.50	1431	-54.0
49	Darmanjyan, Hakob	1668	ARM	−12N	=36B	−45B	−18N	−44N	F	+51B	=38N	F	2.0	28.0	28.0	5.00	1546	-48.4
50	Manukyan, Hayk	1509	ARM	−43B	F	−46N	=16N	+33B	−30N	−29B	−32N	−48B	1.5	29.5	29.5	6.50	1449	-54.0
51	Ghazaryan, Tigran	1651	ARM	+45B	−14N	=30B	−43N	−16B	−39N	−49N	−37B	F	1.5	29.5	29.5	5.25	1500	-59.6
52	Petrosyan, Hrant	1681	ARM	F	−8N	−11B	=38N	−18B	F	F	F	F	0.5	19.5	19.5	1.75	1452	-42.4
53	Manucharian, Mark	1833	ARM	=39B	F	F	F	F	F	F	F	F	0.5	3.5	3.5	1.75	1659	-4.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Yesayan, VahagnARM
+96.8
4.5 pts · #29
2Baghdasaryan, ArnoARM
+91.6
6.5 pts · #7
3Baghmanyan, HakobARM
+90.4
4.5 pts · #25

Top rating losers

1Margaryan, MarkARM
-111.6
4.5 pts · #20
2Sargsyan, Mikayel Sh.ARM
-80.6
4.5 pts · #28
3Khachatryan, MariamARM
-64.0
4.5 pts · #22

Biggest upsets

R2+381 Elo gap
Shahbazyan, Zhora1588 beat Margaryan, Mark1969
R1+320 Elo gap
Barseghyan, Angel1651 beat Arakelyan, Andranik1971
R4+318 Elo gap
Baghmanyan, Hakob1651 beat Margaryan, Mark1969