Amateur Chess Open 11th ed.

Open SwissStandard

79 players participated in this 6-round tournament, held from 06 Jun 2026 to 07 Jun 2026 in Bucuresti, Romania. Top 10 Elo average was 1731, and top seed was George-Alexandru Enache (🇷🇴 ROU, 1750).

Rares-Andrei Samoila (🇷🇴 ROU, 1682) won with 5.5/6, ahead of Sorin-Andrei Oprea (5.0) and Matei-Alexandru Cristea (5.0). Samoila won solo starting round 5.

The biggest upset came in round 3: Silvian-Florin Pasoveanu (1524) beat Damian Atodiresei (1749), a +225-point gap.

Location

🇷🇴Bucuresti, Romania

Dates

06 Jun 2026 → 07 Jun 2026

Time control

Standard: 30 minutes for game with 30 seconds increment from move 1

System

Swiss · 6 rounds

Top seed

🇷🇴George-Alexandru Enache1750

Avg top 10

1,731

Participants

Federations · 1 represented

🇷🇴Romania×66

Top 3

🥇
Rares-Andrei Samoila
🇷🇴ROU·1682
5.5pts·2033perf+84.4
🥈
Sorin-Andrei Oprea
🇷🇴ROU·1651
5.0pts·1909perf+65.2
🥉
Matei-Alexandru Cristea
🇷🇴ROU·1694
5.0pts·1849perf+19.0

How it unfolded

Top 6 · 6 rounds

Rares-Andrei Samoila led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.

Co-leaders

Samoila5.5Butochnov5Cristea5Oprea5Frent-Lung5Cocirta4.5

R5–R6 · LEAD HELD

Rares-Andrei Samoila held the sole lead from R5 through R6 without losing it.

WIN STREAKS · 2 top finishers

Rares-Andrei Samoila 5 wins (R1–R5)Matei-Alexandru Cristea 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Rares-Andrei Samoila	*	—	—	1
2Andriy Butochnov	—	*	—	—
3Matei-Alexandru Cristea	—	—	*	0
4Sorin-Andrei Oprea	0	—	1	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	Pts	Bu C1	Bu	SB	Perf	Δ
1	Samoila, Rares-Andrei	1682	ROU	+67N	+25B	+30B	+4N	+2B	=6N	5.5	21.0	22.5	20.25	2033	+84.4
2	Oprea, Sorin-Andrei	1651	ROU	+46N	+58B	+13N	+3B	−1N	+12B	5.0	21.5	23.5	18.00	1909	+65.2
3	Cristea, Matei-Alexandru	1694	ROU	+59B	+26N	+10B	−2N	+24B	+11N	5.0	20.0	22.0	17.00	1849	+19.0
4	Frent-Lung, Gheorghe	1721	ROU	+37N	+23B	+22N	−1B	+32N	+15B	5.0	19.5	22.5	17.00	1834	+13.6
5	Butochnov, Andriy	1733	ROU	+38B	=31N	+48B	=24N	+36B	+10N	5.0	16.5	19.0	15.75	1805	+8.4
6	Cocirta, Ciprian	1673	ROU	+50N	+54B	F	+7B	+8N	=1B	4.5	19.5	19.5	16.75	1976	+64.0
7	Ratea, Otilia-Elena	1650	ROU	+43B	+33N	=12B	−6N	+47B	+27N	4.5	18.0	21.0	14.50	1769	+32.0
8	Cioboata, Luca-Stefan	1739	ROU	+52B	=35N	+36B	+14N	−6B	+23N	4.5	18.0	20.5	14.50	1799	+18.0
9	Voicu, Stefan	1721	ROU	=48B	−10N	+68B	+26N	+51B	+22N	4.5	16.0	17.5	12.25	1879	+22.4
10	FIDE 42267420	0	—	+73N	+9B	−3N	+20B	+13N	−5B	4.0	22.5	23.5	13.50	1711	0.0
11	Cordos, Lucas	1742	ROU	+55N	+29B	=14N	+32B	=12N	−3B	4.0	19.5	22.0	13.00	1716	-6.4
12	Burlaka, Ivan	1738	ROU	+49N	+53B	=7N	+31B	=11B	−2N	4.0	19.0	21.5	12.25	1743	+2.0
13	Vladescu, Ovidiu-Viorel	1707	ROU	+57B	+42N	−2B	+25N	−10B	+34N	4.0	18.5	20.5	11.50	1802	+10.8
14	Oncescu, Vlad-Norin	1673	ROU	+45B	+56N	=11B	−8B	=22N	+40B	4.0	18.0	20.0	11.75	1703	+5.4
15	David, Teodor-Spiridon	1660	ROU	−39B	+43N	+52B	+57N	+30B	−4N	4.0	16.5	18.5	10.50	1810	+30.8
16	Pintican, Alexandru-Andrei	1662	ROU	=69N	−18B	+19N	+48B	=31N	+33B	4.0	16.5	18.0	11.75	1593	-16.0
17	Milea, Florian	1713	ROU	+40N	+34B	−32N	−22B	+49B	+35N	4.0	15.5	18.0	11.50	1780	+7.2
18	Serbanoiu, Constantin	1680	ROU	−33B	+16N	+56B	=49N	=35B	+31B	4.0	15.5	17.5	11.75	1672	-1.2
19	FIDE 42267471	0	—	−56B	+45N	−16B	+38N	+54B	+51N	4.0	15.0	17.0	11.00	1575	0.0
20	Mihalache, Iulian	1613	ROU	+77B	−30N	+38B	−10N	+57B	+39N	4.0	15.0	15.5	8.50	1705	+14.4
21	Turcoman, Eduard-Daniel	0	ROU	−41B	=51N	=73N	+65B	+56B	+36N	4.0	12.5	13.5	8.75	1608	0.0
22	Alecu, Daniel	1555	ROU	+71B	+27N	−4B	+17N	=14B	−9B	3.5	21.0	22.0	10.50	1706	+40.4
23	Dima, Stefan-Matei	1576	ROU	+78B	−4N	+33B	+60N	=27B	−8B	3.5	18.0	18.0	6.75	1569	-3.2
24	Moroianu, George	1635	ROU	+68B	+39N	F	=5B	−3N	+32B	3.5	17.5	17.5	10.00	1521	-5.8
25	Petroff, Mihai-Marcilian	1535	ROU	+60B	−1N	+71B	−13B	=50N	+48N	3.5	16.5	17.5	6.75	1497	-9.6
26	Tanasa, Vlad	1538	ROU	+63N	−3B	=50N	−9B	+75N	+64B	3.5	16.0	17.0	6.25	1349	-26.8
27	Bubuila, Dan	1703	ROU	+65N	−22B	+72N	+58B	=23N	−7B	3.5	15.5	16.5	6.75	1606	-28.0
28	Cioti, Nicolae	0	ROU	−34N	=40B	+55N	=53B	=37N	+49B	3.5	14.0	16.5	9.25	1549	0.0
29	Marinescu, Andrei	1608	ROU	+61N	−11N	F	=50B	+59B	+30N	3.5	13.5	13.5	8.25	1701	+19.6
30	Enache, George-Alexandru	1750	ROU	+47N	+20B	−1N	+34B	−15N	−29B	3.0	20.0	23.0	10.00	1610	-22.0
31	Athyridis, Aristotelis	1558	ROU	+62N	=5B	+35B	−12N	=16B	−18N	3.0	20.0	22.0	9.50	1606	+12.0
32	Ardeleanu, George	0	ROU	+51B	+41N	+17B	−11N	−4B	−24N	3.0	19.5	22.0	9.50	1670	0.0
33	Valeanu, Eduard-Antonio	1460	ROU	+18N	−7B	−23N	+73B	+42B	−16N	3.0	19.0	20.0	8.00	1614	+48.4
34	Constantinescu, Eric-Andrei	1574	ROU	+28B	−17N	+39B	−30N	+67B	−13B	3.0	17.5	19.0	8.00	1465	-22.4
35	Voicu, Matei	1575	ROU	+70N	=8B	−31N	+64B	=18N	−17B	3.0	17.5	19.0	7.75	1480	-18.8
36	Vasiliu, Florin-Dan	1636	ROU	+74N	+72B	−8N	+37B	−5N	−21B	3.0	17.5	18.5	5.00	1620	-3.2
37	Stroe, Vladimir-Octavian	1499	ROU	−4B	+78N	+42B	−36N	=28B	=44N	3.0	17.5	17.5	6.25	1513	+1.6
38	Matei, Octavian-Stefan	1499	ROU	−5N	+62B	−20N	−19B	+61N	+60B	3.0	17.0	19.0	6.00	873	-22.0
39	Dragomir, Andrei D.	0	ROU	+15N	−24B	−34N	+72B	+58N	−20B	3.0	16.5	17.5	7.00	1586	0.0
40	Bouros, Stefan	1493	ROU	−17B	=28N	=61B	+71N	+41B	−14N	3.0	16.5	17.5	6.75	1545	+8.0
41	Ivascu, Petru	1624	ROU	+21N	−32B	−49N	+46B	−40N	+57B	3.0	15.5	17.5	9.00	1370	-41.2
42	Costea, David-Andrei	1556	ROU	+44N	−13B	−37N	+74B	−33N	+59B	3.0	15.0	16.0	6.00	1343	-44.8
43	Oprea, Luca-Stefan	0	ROU	−7N	−15B	−44N	+78B	+62N	+72B	3.0	14.5	14.5	3.00	1481	0.0
44	Ionescu, Tudor-George	0	ROU	−42B	−57N	+43B	=52N	+53N	=37B	3.0	14.0	16.0	8.25	1459	0.0
45	Caramet, Cristian-Valentin	1413	ROU	−14N	−19B	−62N	+69B	+63N	+58B	3.0	14.0	15.5	5.50	1661	+38.8
46	Craciun, Bianca-Maria	0	ROU	−2B	−63N	+78B	−41N	+71B	+56N	3.0	13.0	13.0	3.00	1475	0.0
47	Pasoveanu, Silvian-Florin	1524	ROU	−30B	+77N	+76B	F	−7N	+50B	3.0	11.5	11.5	4.00	1650	+25.6
48	Buteica, Tudor-Stefan	1495	ROU	=9N	+69B	−5N	−16N	+60B	−25B	2.5	19.0	20.5	5.75	1463	-10.0
49	Craciun, Dimitri	1501	ROU	−12B	+66N	+41B	=18B	−17N	−28N	2.5	18.5	20.5	7.00	1602	+18.8
50	Ardeleanu, Carina	1452	ROU	−6B	+79N	=26B	=29N	=25B	−47N	2.5	18.0	18.0	5.25	1427	-7.2
51	Perisoara, Matei	1583	ROU	−32N	=21B	+69N	+75B	−9N	−19B	2.5	17.0	18.0	4.50	1566	-1.6
52	Ivascu, George-Sorin	1504	ROU	−8N	+70B	−15N	=44B	−64N	+69B	2.5	15.0	16.5	4.50	1478	-2.6
53	Moraru, Stefan-Robert	1604	ROU	+66B	−12N	−57B	=28N	−44B	+68N	2.5	14.5	16.0	5.25	815	-38.8
54	Matei, Gabriel-Sorin	1528	ROU	+64N	−6N	−60B	+61B	−19N	=67B	2.5	14.5	16.0	4.75	1374	-16.0
55	Rusu, Anastasia-Sofia	1505	ROU	−11B	=61N	−28B	=68N	=66B	+70N	2.5	13.0	14.5	4.25	942	-8.0
56	Pasca, Tudor-Petru	1524	ROU	+19N	−14B	−18N	+62B	−21N	−46B	2.0	19.0	21.0	6.00	877	-23.6
57	Casandra, Matei	1492	ROU	−13N	+44B	+53N	−15B	−20N	−41N	2.0	18.0	20.5	5.50	1402	-20.8
58	Marinescu, Antonie	1526	ROU	+79B	−2N	+63B	−27N	−39B	−45N	2.0	16.5	16.5	2.00	789	-50.0
59	Mitran, Radu-Mihai	1479	ROU	−3N	−64B	+70N	+63B	−29N	−42N	2.0	15.5	17.0	3.50	819	-38.0
60	FIDE 42267447	0	—	−25N	+67B	+54N	−23B	−48N	−38N	2.0	15.0	16.5	4.00	1391	0.0
61	FIDE 42262852	0	—	−29B	=55B	=40N	−54N	−38B	+71N	2.0	14.5	15.5	3.75	1287	0.0
62	FIDE 42267412	0	—	−31B	−38N	+45B	−56N	−43B	+79N	2.0	14.0	14.0	3.00	1306	0.0
63	FIDE 42267480	0	—	−26B	+46B	−58N	−59N	−45B	+77N	2.0	13.5	14.0	3.50	689	0.0
64	FIDE 42267455	0	—	−54B	+59N	F	−35N	+52B	−26N	2.0	13.5	13.5	4.50	1453	0.0
65	Pestroiu-Braun, Karina	1481	ROU	−27B	−71N	+77B	−21N	=68B	=66N	2.0	12.0	12.5	2.25	903	-8.8
66	FIDE 42254515	0	—	−53N	−49B	−67N	+79B	=55N	=65B	2.0	11.0	11.0	2.25	1270	0.0
67	Enuca, Radu-Liviu	1460	ROU	−1B	−60N	+66B	F	−34N	=54N	1.5	15.0	16.0	3.25	1322	-18.8
68	Petre, Mihai-Sorel	0	ROU	−24N	=73B	−9N	=55B	=65N	−53B	1.5	15.0	16.0	2.75	1391	0.0
69	Vrabie, Iona-Mihail	1410	ROU	=16B	−48N	−51B	−45N	+77B	−52N	1.5	14.5	15.0	2.50	1165	-48.4
70	FIDE 42267404	0	—	−35B	−52N	−59B	=77N	+78N	−55B	1.5	10.5	10.5	0.25	716	0.0
71	FIDE 42267439	0	—	−22N	+65B	−25N	−40B	−46N	−61B	1.0	15.0	17.0	2.00	1323	0.0
72	Ousta-Yaakov, Omer	1508	ROU	F	−36N	−27B	−39N	+74B	−43N	1.0	13.5	14.5	1.00	870	-23.2
73	Doni, Denis	1557	ROU	−10B	=68N	=21B	−33N	F	F	1.0	12.5	12.5	2.75	660	-25.2
74	Caramet, Otilia-Rhea	0	ROU	−36B	−76N	+79B	−42N	−72N	−75B	1.0	9.0	9.0	0.00	812	0.0
75	FIDE 42265070	0	—	F	F	F	−51N	−26B	+74N	1.0	7.0	7.0	1.00	761	0.0
76	Atodiresei, Damian	1749	ROU	F	+74B	−47N	F	F	F	1.0	6.5	6.5	1.00	724	-15.6
77	FIDE 42257964	0	—	−20N	−47B	−65N	=70B	−69N	−63B	0.5	12.5	14.0	0.75	707	0.0
78	Balan, Victor-Gabriel	0	ROU	−23N	−37B	−46N	−43N	−70B	F	0.0	14.0	14.0	0.00	738	0.0
79	FIDE 42267463	0	—	−58N	−50B	−74N	−66N	F	−62B	0.0	9.5	9.5	0.00	689	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Samoila, Rares-AndreiROU
+84.4
5.5 pts · #1
2Oprea, Sorin-AndreiROU
+65.2
5.0 pts · #10
3Cocirta, CiprianROU
+64.0
4.5 pts · #2

Top rating losers

1Marinescu, AntonieROU
-50.0
2.0 pts · #64
2Vrabie, Iona-MihailROU
-48.4
1.5 pts · #58
3Costea, David-AndreiROU
-44.8
3.0 pts · #51

Biggest upsets

R3+225 Elo gap
Pasoveanu, Silvian-Florin1524 beat Atodiresei, Damian1749
R1+220 Elo gap
Valeanu, Eduard-Antonio1460 beat Serbanoiu, Constantin1680
R4+158 Elo gap
Alecu, Daniel1555 beat Milea, Florian1713