Primorsko open-A tournament

SwissStandard

63 players participated in this 9-round tournament, held from 14 Sept 2025 to 22 Sept 2025 in Primorsko, Bulgaria. 9 titled players from 7 federations. Top 10 Elo average was 2240, and top seed was Radoslav Dimitrov (🇧🇬 BUL, GM, 2494).

Momchil Nikolov (🇧🇬 BUL, GM, 2432) won with 7.0/9, ahead of Valentin Mitev (7.0) and Dimitar Daskalov (7.0). Nikolov shared the lead from round 4, winning on tie-break.

The biggest upset came in round 2: Alper Tezcan (CM, 2056) beat Radoslav Dimitrov (GM, 2494), a +438-point gap.

Location

🇧🇬Primorsko, Bulgaria

Dates

14 Sept 2025 → 22 Sept 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Top seed

🇧🇬GMRadoslav Dimitrov2494

Avg top 10

2,240

Participants

Titled players · 9

GM×2

IM×4

FM×2

CM×1

Federations · 7 represented

🇧🇬Bulgaria×42

🇹🇷Turkiye×13

🇺🇦Ukraine×2

🇲🇩Moldova×2

🇬🇷Greece×1

FIDE (no federation)×1

🇨🇿Czech Republic×1

Top 3

🥇
GMMomchil Nikolov
🇧🇬BUL·2432
7.0pts·2353perf-4.0
🥈
FMValentin Mitev
🇧🇬BUL·2323
7.0pts·2264perf-6.2
🥉
Dimitar Daskalov
🇧🇬BUL·2288
7.0pts·2241perf-7.2

How it unfolded

Top 6 · 9 rounds

Tight race until R9; 3 players tied at 7.0/9, decided on Buchholz. Title race narrowed from 5 co-leaders at R4 to 3 at the finish.

Co-leaders

Daskalov7Mitev7Nikolov7Karadzhov6.5Tezcan6.5Nikolov6.5

R9 · TIEBREAK CLUSTER

3 players finish on 7.0/9. Nikolov takes the title on Buchholz Cut1 (46.0).

WIN STREAKS · 2 top finishers

FM Valentin Mitev 5 wins (R4–R8)GM Momchil Nikolov 3 wins (R3–R5)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Dimitar Daskalov	*	—	—	—
2FMValentin Mitev	—	*	½	—
3GMMomchil Nikolov	—	½	*	1
4Ivan Karadzhov	—	—	0	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Nikolov, MomchilGM	2432	BUL	+18B	=28N	+16B	+30N	+11B	=7N	=4B	+5N	=2B	7.0	46.0	50.0	38.00	2353	-4.0
2	Mitev, ValentinFM	2323	BUL	+32N	=8B	−12N	+15B	+54N	+19B	+20B	+4N	=1N	7.0	44.5	47.0	35.00	2264	-6.2
3	Daskalov, Dimitar	2288	BUL	+41B	=16N	+28B	+26N	=4B	=20N	=11B	+14N	+8B	7.0	42.5	46.0	35.00	2241	-7.2
4	Tezcan, AlperCM	2056	TUR	+23B	+7N	+14B	=20N	=3N	+33B	=1N	−2B	+19N	6.5	47.5	51.5	35.00	2341	+90.4
5	Karadzhov, Ivan	2105	BUL	+38B	=9N	−26B	+31N	+17B	+12N	+7B	−1B	+13N	6.5	43.5	47.5	33.00	2242	+30.8
6	Nikolov, SashoIM	2243	BUL	+36N	−34B	+22N	+9B	−19N	+27B	=13N	+12B	+11N	6.5	41.0	45.0	33.25	2138	-8.5
7	Dimitrov, RadoslavGM	2494	BUL	+46N	−4B	+35N	+27B	+13N	=1B	−5N	+20B	=10N	6.0	45.0	48.0	28.50	2264	-19.1
8	Torun, Kagan	2020	TUR	+24B	=2N	−11B	+48N	=26B	+18N	+33N	+29B	−3N	6.0	42.5	45.5	27.25	2136	+59.6
9	Kuznetsov, Kirill	1938	FID	+60B	=5B	+10N	−6N	+34B	=29N	−14B	+35B	+16N	6.0	42.0	43.0	25.50	2133	+47.2
10	Karademir, Bugra	2146	TUR	+55B	=31N	−9B	=18N	+43B	+26N	+42B	=11N	=7B	6.0	38.0	40.5	24.25	2111	-5.8
11	Marholev, DimitarIM	2095	BUL	+49N	=15B	+8N	+12B	−1N	+30B	=3N	=10B	−6B	5.5	47.5	50.5	27.75	2161	+8.3
12	Herdem, Talha	1976	TUR	+50B	=29N	+2B	−11N	+41B	−5B	+21N	−6N	+27B	5.5	43.0	46.0	25.25	2086	+37.2
13	Ardenski, Dimitar	2081	BUL	+25B	=26N	+31B	=17N	−7B	+52N	=6B	+28N	−5B	5.5	42.0	45.0	24.50	2135	+12.6
14	Vrana, FrantisekFM	2109	CZE	+21N	+54B	−4N	+37B	−33N	+32B	+9N	−3B	=15B	5.5	42.0	44.5	24.25	2038	-6.0
15	Lozanov, Svetoslav	1914	BUL	+40B	=11N	−17B	−2N	+56B	=41N	+38B	+33B	=14N	5.5	38.5	41.0	21.75	2021	+26.4
16	Stojanov, Alexandar	2009	BUL	+51N	=3B	−1N	=35B	=21N	+55B	=17B	+24N	−9B	5.0	42.0	44.5	21.00	1988	-5.6
17	Novac, Vadim	2067	MDA	=35N	+48B	+15N	=13B	−5N	=21B	=16N	=27B	=22N	5.0	41.0	44.0	23.00	1937	-53.6
18	Neshev, Nikola	1862	BUL	−1N	=39B	+47N	=10B	+37N	−8B	=23N	=30B	+35N	5.0	40.0	43.0	20.50	1928	+13.0
19	Trendafilov, Simeon	2060	BUL	+57B	+52N	−30B	+46N	+6B	−2N	−29B	+25N	−4B	5.0	39.5	42.0	20.00	2044	-6.4
20	Ignatov, Georgi	2057	BUL	+61N	+27B	+34N	=4B	F	=3B	−2N	−7N	+42B	5.0	39.5	39.5	19.75	2184	+24.4
21	Kanchev, Martin	1796	BUL	−14B	=44N	+56B	+28N	=16B	=17N	−12B	=34N	+31B	5.0	37.0	39.5	19.75	1976	+81.2
22	Tsonev, Yavor	1822	BUL	−29B	+50N	−6B	−24N	+44B	+57N	+26B	=42N	=17B	5.0	35.5	38.0	17.75	1929	+43.2
23	Zengin, Deha	1738	TUR	−4N	F	+50B	=36N	+31B	=34N	=18B	+48N	=26B	5.0	34.0	37.0	18.75	1953	+86.8
24	Ivanov, Hristiyan	1724	BUL	−8N	−32B	+63N	+22B	−27N	+49B	+54N	−16B	+46N	5.0	33.0	33.0	13.50	1900	+71.6
25	Zengin, Ovgu	1755	TUR	−13N	F	+53B	+60N	−52B	+40N	+46B	−19B	+32N	5.0	29.0	30.0	15.00	1911	+63.6
26	Shvenk, Denis	1931	BUL	+59N	=13B	+5N	−3B	=8N	−10B	−22N	+47B	=23N	4.5	44.0	45.5	19.25	1947	+6.3
27	Icoz, Cinar	1904	TUR	+62B	−20N	+57B	−7N	+24B	−6N	+41B	=17N	−12N	4.5	39.0	39.0	13.50	1951	+10.4
28	Popov, Ilian	2021	BUL	+39N	=1B	−3N	−21B	+47N	+54B	+30N	−13B	F	4.5	38.0	38.0	17.00	2041	+3.6
29	Todorov, OgnjanIM	2143	BUL	+22N	=12B	F	+32B	=30N	=9B	+19N	−8N	F	4.5	35.5	35.5	21.75	2049	-7.2
30	Bulut, Kemal	1952	TUR	+37N	+33B	+19N	−1B	=29B	−11N	−28B	=18N	F	4.0	39.5	43.5	17.75	2031	+32.4
31	Smolin, SergeyIM	1979	UKR	+45N	=10B	−13N	−5B	−23N	+58B	+39N	=32B	−21N	4.0	39.5	41.5	14.50	1811	-17.6
32	Sirin, Ahmet	1857	TUR	−2B	+24N	+59B	−29N	+38B	−14N	=34B	=31N	−25B	4.0	39.0	40.5	14.50	1880	+3.0
33	Krastev, Goran	2114	BUL	+43B	−30N	+36B	+42N	+14B	−4N	−8B	−15N	F	4.0	38.5	38.5	16.50	1953	-32.4
34	Genov, Petko	2002	BUL	+53B	+6N	−20B	F	−9N	=23B	=32N	=21B	=41N	4.0	38.0	38.0	18.25	1894	-21.4
35	Nonchev, Yavor	1749	BUL	=17B	+56N	−7B	=16N	+46B	−42N	+52B	−9N	−18B	4.0	36.5	39.0	13.50	1889	+46.2
36	Ivanov, Lachezar	1837	BUL	−6B	+53N	−33N	=23B	−39N	+59B	+55N	−41B	=47N	4.0	31.5	33.0	11.00	1790	-24.4
37	Skachkov, Yulian	1599	BUL	−30B	+43N	+52B	−14N	−18B	−38N	−53B	+51N	+50B	4.0	31.0	34.0	12.50	1768	+70.4
38	Kamenov, Valentin	1784	BUL	−5N	+60B	−42N	+62B	−32N	+37B	−15N	+56B	F	4.0	31.0	31.0	7.50	1752	-7.2
39	Georgiev, Radmil	1732	BUL	−28B	=18N	=44B	=55N	+36B	−46N	−31B	=43N	+59B	4.0	30.0	31.5	12.75	1775	+18.4
40	Tugay, Dogan	1484	TUR	−15N	+49B	−41N	−47B	+51N	−25B	+45N	+55B	F	4.0	29.0	29.0	12.00	1774	+108.0
41	Hristova, Ivelina	1837	BUL	−3N	F	+40B	=54B	−12N	=15B	−27N	+36N	=34B	3.5	37.5	40.0	14.00	1869	+11.6
42	Gelir, Toprak	1938	TUR	−48N	F	+38B	−33B	+49N	+35B	−10N	=22B	−20N	3.5	34.0	35.0	13.50	1836	-42.8
43	Ignatov, Bojidar	1801	BUL	−33N	−37B	+45N	+59B	−10N	F	−48B	=39B	+56N	3.5	28.5	28.5	9.50	1711	-21.6
44	Golyanov, Alexey	1597	BUL	−54N	=21B	=39N	−49B	−22N	+61B	−47N	=45B	+58N	3.5	28.0	29.0	9.25	1673	+15.4
45	Russieva, Svitlana	1657	UKR	−31B	−55N	−43B	+61N	+62N	−56B	−40B	=44N	+60N	3.5	22.0	22.0	3.75	1564	-42.0
46	Yanev, Yordan	1878	BUL	−7B	F	+62N	−19B	−35N	+39B	−25N	+53N	−24B	3.0	37.0	37.0	7.00	1697	-36.6
47	Zahariev, Velislav	1766	BUL	F	F	−18B	+40N	−28B	=53N	+44B	−26N	=36B	3.0	28.5	28.5	11.00	1724	-16.8
48	Ivanov, Georgi	1594	BUL	+42B	−17N	F	−8B	−55N	+51B	+43N	−23B	F	3.0	28.5	28.5	10.00	1807	+32.4
49	Kamber, Aydan	1762	BUL	−11B	−40N	+51B	+44N	−42B	−24N	+50B	F	F	3.0	27.5	27.5	9.50	1685	-15.8
50	Vasileva, Cveta	1607	BUL	−12N	−22B	−23N	−51B	+63N	+62B	−49N	+58B	−37N	3.0	27.5	27.5	2.00	1427	-27.8
51	Georgiev, Dimitar	1696	BUL	−16B	F	−49N	+50N	−40B	−48N	+61N	−37B	+62B	3.0	26.5	26.5	4.00	1527	-33.2
52	Hristov, Petar	1913	BUL	+63N	−19B	−37N	+57B	+25N	−13B	−35N	F	F	3.0	26.0	26.0	7.50	1706	-31.8
53	Tufaner, Ayaz	1687	TUR	−34N	−36B	−25N	+63B	=59N	=47B	+37N	−46B	F	3.0	24.5	24.5	6.25	1612	-32.0
54	Canli, Ismail Berk	1948	TUR	+44B	−14N	+55B	=41N	−2B	−28N	−24B	F	F	2.5	33.0	33.0	7.75	1819	-50.0
55	Karteri, Dimitra	1835	GRE	−10N	+45B	−54N	=39B	+48B	−16N	−36B	−40N	F	2.5	32.0	32.0	8.50	1659	-36.4
56	Krasteva, Yoana	1634	BUL	F	−35B	−21N	+58B	−15N	+45N	=57B	−38N	−43B	2.5	30.0	30.0	6.75	1609	-12.0
57	Dimov, Danail	1744	BUL	−19N	+63B	−27N	−52N	+60B	−22B	=56N	F	F	2.5	21.0	21.0	2.25	1624	-19.4
58	Kapitanski, Furion	1565	BUL	F	F	F	−56N	+61B	−31N	+60B	−50N	−44B	2.0	15.0	15.0	2.00	1559	-3.2
59	Dikova, Bogdana	1555	BUL	−26B	F	−32N	−43N	=53B	−36N	+62B	F	−39N	1.5	30.5	30.5	1.50	1406	-28.0
60	Georgiev, Kristian	1568	BUL	−9N	−38N	+61B	−25B	−57N	F	−58N	F	−45B	1.0	24.0	24.0	1.00	1430	-20.4
61	Manov, Jordan	1741	BUL	−20B	F	−60N	−45B	−58N	−44N	−51B	+62N	F	1.0	21.5	21.5	0.00	889	-138.8
62	Teleuca, Naomi	0	MDA	−27N	F	−46B	−38N	−45B	−50N	−59N	−61B	−51N	0.0	23.5	23.5	0.00	928	0.0
63	FIDE 2957930	0	—	−52B	−57N	−24B	−53N	−50B	F	F	F	F	0.0	16.5	16.5	0.00	935	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Tugay, DoganTUR
+108.0
4.0 pts · #38
2Tezcan, AlperCMTUR
+90.4
6.5 pts · #5
3Zengin, DehaTUR
+86.8
5.0 pts · #24

Top rating losers

1Manov, JordanBUL
-138.8
1.0 pts · #61
2Novac, VadimMDA
-53.6
5.0 pts · #20
3Canli, Ismail BerkTUR
-50.0
2.5 pts · #50

Biggest upsets

R2+438 Elo gap
CMTezcan, Alper2056 beat GMDimitrov, Radoslav2494
R7+389 Elo gap
Karadzhov, Ivan2105 beat GMDimitrov, Radoslav2494
R8+351 Elo gap
Tugay, Dogan1484 beat Karteri, Dimitra1835