The Seacoast Trophy Open - 34th ed.

Open SwissStandard

98 players participated in this 9-round tournament, held from 22 Jun 2025 to 30 Jun 2025 in Mamaia, Romania. 10 titled players from 3 federations. Top 10 Elo average was 2120, and top seed was Andrei Istratescu (🇷🇴 ROU, GM, 2350).

Andrei Istratescu (🇷🇴 ROU, GM, 2350) won with 7.5/9, ahead of Catalin-Lucian Patrascu (7.0) and Serghei Solcanean (7.0). Istratescu shared the lead from round 6 and won solo starting round 8.

The biggest upset came in round 1: Sergiu Zadacencu (1451) beat Costica Marchidan (1780), a +329-point gap.

Location

🇷🇴Mamaia, Romania

Dates

22 Jun 2025 → 30 Jun 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Top seed

🇷🇴GMAndrei Istratescu2350

Avg top 10

2,120

Participants

Titled players · 10

GM×1

IM×2

FM×5

CM×2

Federations · 3 represented

🇷🇴Romania×84

🇲🇩Moldova×7

🇿🇦South Africa×1

Top 3

🥇
GMAndrei Istratescu
🇷🇴ROU·2350
7.5pts·2342perf+1.7
🥈
FMCatalin-Lucian Patrascu
🇷🇴ROU·2279
7.0pts·2266perf+3.6
🥉
IMSerghei Solcanean
🇲🇩MDA·1991
7.0pts·2102perf+14.0

How it unfolded

Top 6 · 9 rounds

GM Andrei Istratescu led from R8; +0.5-point edge over the runner-up. Title race converged from 6 co-leaders at R4 to 1 by R8.

Co-leaders

Istratescu7.5Patrascu7Solcanean7Maximov6.5Volcov6.5Dascalescu6.5

R8–R9 · LEAD HELD

GM Andrei Istratescu held the sole lead from R8 through R9 without losing it.

R4 · HEAD-TO-HEAD · WINNER VS 2ND

GM Andrei Istratescu drew with FM Catalin-Lucian Patrascu (White).

WIN STREAKS · 2 top finishers

GM Andrei Istratescu 3 wins (R1–R3)FM Catalin-Lucian Patrascu 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1GMAndrei Istratescu	*	½	½	1
2FMCatalin-Lucian Patrascu	½	*	—	½
3IMSerghei Solcanean	½	—	*	—
4FMOleg Maximov	0	½	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Istratescu, AndreiGM	2350	ROU	+26N	+55B	+12N	=2B	=3N	+7B	=4N	+5B	+10N	7.5	51.0	55.0	44.75	2342	+1.7
2	Patrascu, Catalin-LucianFM	2279	ROU	+41B	+15N	+20B	=1N	+13B	=4B	=5N	=10N	+21B	7.0	49.0	53.5	40.25	2266	+3.6
3	Solcanean, SergheiIM	1991	MDA	+54B	=24N	+30B	+28N	=1B	=10N	+15B	=6N	+18B	7.0	46.5	50.5	37.75	2102	+14.0
4	Gubin, DmitriiFM	2241	MDA	=19N	+90B	+17N	+16B	+21B	=2N	=1B	=18N	=9B	6.5	48.5	50.5	34.50	2149	-22.0
5	Maximov, OlegFM	2165	ROU	+39B	=22N	+11B	=13N	+36B	+20N	=2B	−1N	+16B	6.5	47.5	52.0	35.25	2122	-0.9
6	Buzbuchi, IonutFM	2034	ROU	+60B	=11N	+22B	=8N	=15B	+50N	=21B	=3B	+36N	6.5	44.5	48.5	33.25	2018	-0.4
7	Batagan, Ilinca-Petra	1939	ROU	=28B	+84N	=23B	+32N	+47B	−1N	+11B	=16N	+15B	6.5	44.5	47.0	31.50	1978	+8.0
8	Dascalescu, Adelin-Stefan	1966	ROU	+44N	+79B	=14N	=6B	=50N	+17B	−10B	+47N	+20B	6.5	42.5	45.5	31.25	2033	+36.0
9	Volcov, IgorCM	2014	MDA	+61N	+52B	=16N	=50B	+58N	=18B	=46N	+12B	=4N	6.5	40.0	44.0	31.00	2027	+12.4
10	Taran, SebastianCM	2147	ROU	+53N	=17B	+19N	+14B	=18N	=3B	+8N	=2B	−1B	6.0	50.5	54.5	34.50	2090	-13.6
11	Linca, Ionel	1786	ROU	+89N	=6B	−5N	+48B	=12N	+19B	−7N	+33B	+30N	6.0	45.5	47.5	28.25	1919	+32.8
12	Kutnik, Alexandru-Francisc	1912	ROU	+59B	+35N	−1B	=23N	=11B	+58N	+37B	−9N	+32B	6.0	43.5	47.5	27.75	1942	+7.2
13	Cazan, Mircea-Andrei	1926	ROU	+57N	+32B	+31N	=5B	−2N	−46B	+72N	+24B	=14N	6.0	43.5	47.0	29.25	1982	+25.8
14	Popescu-Vava, Luca-Delian	1881	ROU	+45N	+66B	=8B	−10N	+23B	=70N	=20B	+35N	=13B	6.0	42.0	45.5	28.75	1909	+21.2
15	Ciobanu, Bogdan	1834	ROU	+40N	−2B	+44N	+72B	=6N	+25B	−3N	+29B	−7N	5.5	46.5	50.0	26.25	1957	+30.0
16	Panus, VictorIM	1904	ROU	+77B	+73N	=9B	−4N	=37B	+32N	+27B	=7B	−5N	5.5	44.5	47.5	25.75	1960	+7.1
17	Anuta, Elefterie-Laurentiu	1811	ROU	+43B	=10N	−4B	+56N	+28B	−8N	=23B	=39N	+38B	5.5	43.0	47.0	26.00	1795	-0.4
18	Rusu, Adrian	1915	ROU	+67N	+72B	+33N	F	=10B	=9N	+29B	=4B	−3N	5.5	43.0	43.0	26.50	2063	+32.0
19	Panici, Karla Marina	1665	ROU	=4B	+82N	−10B	=22N	+38B	−11N	+51B	+37N	=27B	5.5	42.5	45.5	24.75	1815	+59.2
20	Kumar, Amrit-Darius	1907	ROU	+76N	+34B	−2N	+79B	+52N	−5B	=14N	+70B	−8N	5.5	42.0	45.0	22.00	1944	+18.8
21	Spulber, CicironeFM	1915	ROU	+83B	F	+48N	+29B	−4N	+26B	=6N	+46B	−2N	5.5	42.0	42.0	25.25	2030	+25.0
22	Deac, Victor	1796	ROU	+51N	=5B	−6N	=19B	=67N	+28B	=48N	+34B	=46N	5.5	41.5	45.0	26.25	1799	+3.2
23	Vrabie, Ion	1693	MDA	+96N	=50B	=7N	=12B	−14N	+66B	=17N	=31B	+40N	5.5	41.0	42.0	22.50	1819	+48.6
24	Chira, Alex	1763	ROU	+69N	=3B	−29N	+57B	−25N	+67B	+40N	−13N	+43B	5.5	40.0	43.5	23.50	1782	+12.0
25	Tusu, Nicolae-Dan	1894	ROU	+62B	=30N	−28B	+74N	+24B	−15N	−35B	+42N	+39B	5.5	38.5	42.0	24.50	1701	-35.4
26	Halmajan, Fabian-Mirel	1677	ROU	−1B	+42N	+96B	=75N	+55B	−21N	−47B	+74N	+35B	5.5	37.5	38.5	19.25	1808	+53.6
27	Marius, Andra-Beatrice	1771	ROU	−66N	+71B	+64N	+51B	−29N	+68B	−16N	+53B	=19N	5.5	35.0	38.5	21.75	1705	-22.4
28	Stanci, David-Dacian	1566	ROU	=7N	+91B	+25N	−3B	−17N	−22N	+63B	+68B	=31N	5.0	42.5	44.5	20.75	1771	+74.0
29	Ulian, Andrei-Octavian	2013	ROU	F	+38N	+24B	−21N	+27B	+31B	−18N	−15N	+41B	5.0	41.5	41.5	25.00	1886	-44.8
30	Plesea, Luca-Matias	1711	ROU	+94N	=25B	−3N	=67B	=40N	+74B	=31N	+65B	−11B	5.0	39.0	40.5	18.25	1732	+8.0
31	Dobra, Costica	1853	ROU	+71N	+87B	−13B	=70N	+41B	−29N	=30B	=23N	=28B	5.0	38.0	40.0	19.50	1721	-25.4
32	Milea, Florian	1748	ROU	+85N	−13N	+97B	−7B	+77N	−16B	+44N	+50B	−12N	5.0	38.0	39.0	15.00	1773	+6.4
33	Bell, Luke	1699	RSA	+78B	+36N	−18B	−47N	=51B	+43N	=50B	−11N	+62B	5.0	37.0	40.0	20.00	1720	+10.0
34	Romosan, Cristian	1711	ROU	+86B	−20N	−38B	−42N	+97B	+62N	+54B	−22N	+51B	5.0	34.5	35.5	15.50	1586	-24.4
35	Dirmon-Diaconu, David-Marian	1736	ROU	+81N	−12B	+45N	−36N	+42B	=52B	+25N	−14B	−26N	4.5	40.5	43.5	19.50	1716	-3.2
36	Angheluta, Ovidiu	1900	ROU	+64N	−33B	+53N	+35B	−5N	F	=70B	+41N	−6B	4.5	38.5	41.5	18.75	1812	-15.2
37	Marchidan, Costica	1780	ROU	−38B	+56N	=77B	+49N	=16N	+44B	−12N	−19B	=76N	4.5	38.0	41.0	19.00	1604	-36.6
38	Zadacencu, Sergiu	1451	ROU	+37N	−29B	+34N	−58B	−19N	=61B	+67N	+57B	−17N	4.5	37.5	41.0	19.00	1696	+102.8
39	Iliescu, Matei-Ioan	1643	ROU	−5N	−51B	+89N	+45B	−68N	+69B	+64N	=17B	−25N	4.5	37.0	39.0	16.75	1576	+29.6
40	Petcu, Alexandru-Florin	1487	ROU	−15B	−41N	+78B	+83N	=30B	+73N	−24B	+54N	−23B	4.5	36.5	39.0	15.50	1646	+60.4
41	Focsa, Iurie	1667	MDA	−2N	+40B	+87N	=65B	−31N	+84B	+52N	−36B	−29N	4.5	36.5	38.5	15.00	1749	+10.0
42	Neagu, Mihai-Adrian	1502	ROU	−50N	−26B	+81N	+34B	−35N	=59B	+66N	−25B	+68N	4.5	35.5	38.5	17.00	1632	+66.0
43	Toma, Maria C.	1483	ROU	−17N	+61B	−72N	=53B	+69N	−33B	+84N	+52B	−24N	4.5	35.0	37.5	16.00	1616	+33.2
44	Costiuc, Ioan	1575	ROU	−8B	+63N	−15B	+90N	+87B	−37N	−32B	+71N	=55B	4.5	35.0	37.0	13.50	1631	+5.4
45	Portariuc, Gheorghe	1510	ROU	−14B	+78N	−35B	−39N	+60B	=83N	+56B	+49N	F	4.5	34.5	37.0	16.75	1586	+12.0
46	Fugulyan, Grigore	1744	ROU	=56B	+92N	F	F	+75B	+13N	=9B	−21N	=22B	4.5	33.0	33.0	19.50	1866	+21.6
47	Tinta, Gheorghe	1828	ROU	F	F	+83N	+33B	−7N	=72B	+26N	−8B	+70N	4.5	33.0	33.0	18.25	1851	+6.2
48	Ionita, Ioan	1596	ROU	F	+88N	−21B	−11N	+56B	+63N	=22B	+58B	F	4.5	31.0	31.0	16.75	1746	+25.0
49	Virag, Eva-Maria	0	ROU	−79N	=67B	+91N	−37B	−53N	+94B	+59N	−45B	+77N	4.5	28.5	30.0	12.25	1510	+17.6
50	Dumitrascu, Daniel	1854	ROU	+42B	=23N	+74B	=9N	=8B	−6B	=33N	−32N	F	4.0	44.0	47.5	19.75	1764	-16.0
51	Cosman, Adrian-Vasile	1467	ROU	−22B	+39N	+73B	−27N	=33N	=53B	−19N	+83B	−34N	4.0	38.5	41.0	15.00	1625	+33.0
52	Coman, Vasile	1795	ROU	+63B	−9N	+59B	+54N	−20B	=35N	−41B	−43N	=74B	4.0	37.5	41.0	16.00	1609	-40.6
53	Brumar, Medeea Destina Ioana	1637	ROU	−10B	+80N	−36B	=43N	+49B	=51N	+71B	−27N	−65N	4.0	36.5	39.5	15.25	1620	-13.6
54	Stoica, Melina-Theodora	1579	ROU	−3N	+69B	+55N	−52B	=66N	=65B	−34N	−40B	+80N	4.0	35.5	38.5	14.25	1612	+5.2
55	Cojocaru, Constantin	1836	ROU	+80B	−1N	−54B	+97N	−26N	−64B	=69N	+84B	=44N	4.0	34.5	35.5	10.50	1553	-102.4
56	Rotaru, Alexandra Ioana	0	ROU	=46N	−37B	+98N	−17B	−48N	+78B	−45N	+67B	=59N	4.0	34.0	34.0	10.75	1484	+15.2
57	Moldovan, Razvan-Vasile	1550	ROU	−13B	=68N	+84B	−24N	+92B	+75N	−58B	−38N	=63B	4.0	33.5	35.5	11.75	1500	-25.6
58	Bonte, Arghir	1765	ROU	+68B	F	F	+38N	−9B	−12B	+57N	−48N	+60B	4.0	33.0	33.0	16.00	1703	-8.6
59	Ivascu, Petru	1539	ROU	−12N	+81B	−52N	−66B	+90B	=42N	−49B	+92N	=56B	4.0	31.5	33.5	11.25	1400	-54.8
60	Birau, Cristian-Andrei	1611	ROU	−6N	+89B	−65N	−71B	−45N	+91B	+80N	+64B	−58N	4.0	31.5	33.5	11.00	1548	-36.4
61	Moraru, Stefan-Robert	1588	ROU	−9B	−43N	+93B	=63N	−84B	=38N	+97B	−62N	+69N	4.0	31.5	32.5	10.75	1447	-52.8
62	Timofte, Theodor	1523	ROU	−25N	+94B	−79N	−69B	+81N	−34B	+87N	+61B	−33N	4.0	31.0	32.5	10.50	1551	+9.2
63	Ciurea, Radu Octavian	1465	ROU	−52N	−44B	+95N	=61B	+96N	−48B	−28N	+78B	=57N	4.0	30.5	31.5	9.50	1338	-34.8
64	Evtodienco, Victor	1527	MDA	−36B	+86N	−27B	−87N	+88B	+55N	−39B	−60N	+81B	4.0	30.0	32.0	11.50	1542	-2.4
65	Untu, Liviu-Doru	1841	ROU	F	F	+60B	=41N	−70B	=54N	+76B	−30N	+53B	4.0	28.5	28.5	15.75	1683	-26.6
66	Puiu, Natalia	0	ROU	+27B	−14N	−70B	+59N	=54B	−23N	−42B	+88N	−75B	3.5	36.5	38.5	13.50	1532	+19.2
67	Cristea, George-Cristian	1541	ROU	−18B	=49N	+92B	=30N	=22B	−24N	−38B	−56N	+88B	3.5	36.5	38.5	11.50	1413	-48.0
68	Balan, Viorel Andrei	1445	ROU	−58N	=57B	+82B	=73N	+39B	−27N	=75B	−28N	−42B	3.5	34.5	37.5	13.00	1497	+13.2
69	Doncu Petcu, Adriana Aylin	0	ROU	−24B	−54N	+80B	+62N	−43B	−39N	=55B	+73N	−61B	3.5	34.0	37.0	12.50	1527	0.0
70	Patrasc, Patric-Cezar	1692	ROU	F	F	+66N	=31B	+65N	=14B	=36N	−20N	−47B	3.5	33.0	33.0	15.25	1810	+44.0
71	Butoi, David-Mihai	1493	ROU	−31B	−27N	+86B	+60N	−72N	+77B	−53N	−44B	=83N	3.5	32.0	34.5	10.75	1516	+3.6
72	Dragomir, Sorin	1722	ROU	+93B	−18N	+43B	−15N	+71B	=47N	−13B	F	F	3.5	31.5	31.5	12.25	1694	-5.4
73	Manate, Laurean	1722	ROU	+95N	−16B	−51N	=68B	+85N	−40B	−74N	−69B	+86N	3.5	29.5	31.0	8.25	1340	-57.2
74	Darau, Yanis Andrei	1474	ROU	F	+98B	−50N	−25B	+94N	−30N	+73B	−26B	=52N	3.5	29.0	29.0	7.00	1580	+22.8
75	Ioan, Cezar-Octavian	1787	ROU	F	F	+76N	=26B	−46N	−57B	=68N	=77B	+66N	3.5	27.5	27.5	13.00	1563	-37.8
76	Sandea, Dorin-Gheorghe	1536	ROU	−20B	+93N	−75B	+88N	−79N	+87B	−65N	F	=37B	3.5	27.0	29.0	8.25	1448	-14.0
77	Szokola, Dalimir	1534	ROU	−16N	+95B	=37N	F	−32B	−71N	+92B	=75N	−49B	3.0	30.0	30.0	7.50	1422	-34.8
78	Budau, Eduard	0	ROU	−33N	−45B	−40N	F	+82B	−56N	+89B	−63N	+92B	3.0	29.0	29.0	7.00	1228	0.0
79	Popovici, Gheorghe	1755	ROU	+49B	−8N	+62B	−20N	+76B	F	F	F	F	3.0	28.5	28.5	12.00	1743	+0.4
80	Mitran, Marin	1489	ROU	−55N	−53B	−69N	−81B	+95B	+90N	−60B	+82N	−54B	3.0	27.5	29.0	6.50	813	-34.8
81	Crotov, Roman	1405	MDA	−35B	−59N	−42B	+80N	−62B	−97N	+90B	+96N	−64N	3.0	27.0	28.0	6.00	1227	-52.4
82	Stoian, Darius Cristian	0	ROU	F	−19B	−68N	−85B	−78N	+93B	+94N	−80B	+91N	3.0	23.0	23.0	5.50	703	0.0
83	Omer, Emir Arman	1546	ROU	−21N	F	−47B	−40B	+89N	=45B	=85N	−51N	=71B	2.5	31.5	33.5	7.25	1429	-55.2
84	Cirstean, Antonia Maria	0	ROU	F	−7B	−57N	+91B	+61N	−41N	−43B	−55N	=87B	2.5	31.5	31.5	7.00	1410	0.0
85	Florescu, Dana-Maria	1411	ROU	−32B	F	F	+82N	−73B	+86N	=83B	F	F	2.5	22.5	22.5	6.75	1401	-3.6
86	Anton, Alin Nicolae	0	ROU	−34N	−64B	−71N	F	+93N	−85B	=96B	+97N	−73B	2.5	22.5	22.5	3.50	1290	0.0
87	Zaha, Leontin	0	ROU	F	−31N	−41B	+64B	−44N	−76N	−62B	=91B	=84N	2.0	30.0	30.0	6.25	1338	0.0
88	Sufan, Karina-Andreea	0	ROU	F	−48B	=90N	−76B	−64N	+89B	=91N	−66B	−67N	2.0	25.0	25.0	4.00	1242	0.0
89	Gherasim, Catalin-Claudiu	1456	ROU	−11B	−60N	−39B	+95N	−83B	−88N	−78N	+98B	−94N	2.0	25.0	25.0	1.50	803	-23.6
90	FIDE 42205379	0	—	F	−4N	=88B	−44B	−59N	−80B	−81N	=95B	+98N	2.0	24.5	24.5	1.75	848	0.0
91	FIDE 42243459	0	—	F	−28N	−49B	−84N	+98B	−60N	=88B	=87N	−82B	2.0	23.0	23.0	2.00	741	0.0
92	Cirstean, Denis Adrian	0	ROU	F	−46B	−67N	+98B	−57N	+96B	−77N	−59B	−78N	2.0	23.0	23.0	1.00	778	0.0
93	FIDE 42241316	0	—	−72N	−76B	−61N	F	−86B	−82N	+95N	=94B	=96B	2.0	20.5	20.5	2.75	819	0.0
94	FIDE 42252415	0	—	−30B	−62N	F	F	−74B	−49N	−82B	=93N	+89B	1.5	24.0	24.0	3.00	1274	0.0
95	Nemes, Bogdan	0	ROU	−73B	−77N	−63B	−89B	−80N	+98N	−93B	=90N	F	1.5	19.5	19.5	1.00	729	0.0
96	FIDE 42241359	0	—	−23B	F	−26N	F	−63B	−92N	=86N	−81B	=93N	1.0	24.5	24.5	2.25	760	0.0
97	Ionita, Gheorghe	1516	ROU	F	F	−32N	−55B	−34N	+81B	−61N	−86B	F	1.0	23.5	23.5	3.00	1420	-11.4
98	FIDE 42254221	0	—	F	−74N	−56B	−92N	−91N	−95B	F	−89N	−90B	0.0	17.0	17.0	0.00	640	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Zadacencu, SergiuROU
+102.8
4.5 pts · #33
2Stanci, David-DacianROU
+74.0
5.0 pts · #39
3Neagu, Mihai-AdrianROU
+66.0
4.5 pts · #26

Top rating losers

1Cojocaru, ConstantinROU
-102.4
4.0 pts · #61
2Manate, LaureanROU
-57.2
3.5 pts · #75
3Omer, Emir ArmanROU
-55.2
2.5 pts · #63

Biggest upsets

R1+329 Elo gap
Zadacencu, Sergiu1451 beat Marchidan, Costica1780
R3+328 Elo gap
Stanci, David-Dacian1566 beat Tusu, Nicolae-Dan1894
R8+312 Elo gap
Toma, Maria C.1483 beat Coman, Vasile1795