V-th Chess tournament "Memorial Yulian Radulski"-B

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38 players participated in this 7-round tournament, held from 29 Jan 2026 to 01 Feb 2026 in Plovdiv, Bulgaria. Top 10 Elo average was 1507, and top seed was Avigeya Vasileva (🇧🇬 BUL, 1586).

Vladimir Pidakev (🇧🇬 BUL, 1448) won with 6.0/7, ahead of Avigeya Vasileva (5.5) and Georgi Karadzhov (5.5). Pidakev clinched sole first place in the final round.

The biggest upset came in round 5: Ventsislav Zhivkov (1400) beat Atanas Aleksandrov (1571), a +171-point gap.

Location

🇧🇬Plovdiv, Bulgaria

Dates

29 Jan 2026 → 01 Feb 2026

Time control

Standard: 70 minutes for the game with 30 seconds increment from move 1

System

Swiss · 7 rounds

Top seed

🇧🇬Avigeya Vasileva1586

Avg top 10

1,507

Participants

Federations · 1 represented

🇧🇬Bulgaria×25

Top 3

🥇
Vladimir Pidakev
🇧🇬BUL·1448
6.0pts·1716perf+52.4
🥈
Avigeya Vasileva
🇧🇬BUL·1586
5.5pts·1579perf-0.4
🥉
Georgi Karadzhov
🇧🇬BUL·1503
5.5pts·1598perf+16.8

How it unfolded

Top 6 · 7 rounds

Vladimir Pidakev led from R7; +0.5-point edge over the runner-up.

Co-leaders

Pidakev6Karadzhov5.5Vasileva5.5Uruchev5Argirov5Pazvantova5

R7 · LEADER CHANGE01 Feb

Vladimir Pidakev takes the sole lead (6.0/7).

R7 · HEAD-TO-HEAD · WINNER VS 2ND

Vladimir Pidakev beat Georgi Karadzhov (White).

WIN STREAKS · 2 top finishers

Vladimir Pidakev 4 wins (R4–R7)Georgi Karadzhov 4 wins (R1–R4)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Vladimir Pidakev	*	1	1	0
2Georgi Karadzhov	0	*	—	1
3Avigeya Vasileva	0	—	*	1
4Valentin Uruchev	1	0	0	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Pidakev, Vladimir	1448	BUL	+24N	+31B	−4N	+28B	+2N	+5B	+3B	6.0	27.0	29.0	24.00	1716	+52.4
2	Vasileva, Avigeya	1586	BUL	+17N	=12B	+19B	+9N	−1B	+4N	+10B	5.5	28.0	31.5	23.50	1579	-0.4
3	Karadzhov, Georgi	1503	BUL	+25N	+20B	+10N	+4B	=5N	+12B	−1N	5.5	28.0	31.0	22.50	1598	+16.8
4	Uruchev, Valentin	1414	BUL	+36N	+11B	+1B	−3N	+15N	−2B	+16N	5.0	29.5	30.5	19.50	1596	+49.2
5	Argirov, Georgi	1555	BUL	+13B	=8N	+23B	+6N	=3B	−1N	+12B	5.0	29.0	32.0	21.00	1516	-10.8
6	Pazvantova, Emilia	1415	BUL	+21B	+30N	=9B	−5B	+11N	+18N	=8B	5.0	25.5	27.5	18.00	1504	+18.8
7	Andonyan, Mikaela	1500	BUL	=35B	=23N	=24B	+29N	=8B	+17N	+13B	5.0	21.5	22.5	16.75	1400	-5.6
8	Zlatkov, Boris	1400	BUL	+16N	=5B	=12N	=11B	=7N	+14B	=6N	4.5	27.5	31.5	19.75	1494	+24.8
9	Stoychev, Georgi	1462	BUL	+33N	+14B	=6N	−2B	+20N	−10B	+18N	4.5	26.0	28.0	15.50	1193	-40.0
10	Ganev, Teodor	1417	BUL	+27N	+26B	−3B	+19N	=18B	+9N	−2N	4.5	25.5	28.5	15.75	1402	+0.4
11	Danev, Tsvetan	1578	BUL	+32B	−4N	+25B	=8N	−6B	+22N	+29B	4.5	24.0	26.0	13.75	1364	-49.2
12	Zhivkov, Ventsislav	1400	BUL	+38B	=2N	=8B	+13N	+22B	−3N	−5N	4.0	28.0	28.0	12.50	1458	+13.6
13	Georgiev, Stefan K.	0	BUL	−5N	+16B	+26N	−12B	+21N	+15B	−7N	4.0	25.5	28.5	14.50	1285	0.0
14	Dzhigolinov, Yoan	0	BUL	+22B	−9N	−18B	+24N	+26B	−8N	+23B	4.0	22.0	25.0	12.50	1354	0.0
15	Todorov, Valentin S.	1445	BUL	+37B	−19N	+21B	+30N	−4B	−13N	+24B	4.0	21.0	22.0	9.50	615	-22.0
16	FIDE 2972140	0	—	−8B	−13N	+37B	+35N	+30B	+28N	−4B	4.0	19.5	20.5	7.00	608	0.0
17	Dobreva, Dariya	0	BUL	−2B	−21N	+35B	+36N	+?B	−7B	+27N	4.0	19.0	19.0	5.00	741	0.0
18	Stoyanov, Samuil	0	BUL	−20N	+33B	+14N	+23B	=10N	−6B	−9B	3.5	24.5	26.5	11.25	1154	0.0
19	Bashev, Aleksander	0	BUL	+?N	+15B	−2N	−10B	−25N	+20B	=21N	3.5	24.0	24.0	9.25	1352	0.0
20	Atanasov, Ivan K.	0	BUL	+18B	−3N	+36B	=22N	−9B	−19N	+30B	3.5	22.5	23.5	8.25	1251	0.0
21	FIDE 2972085	0	—	−6N	+17B	−15N	+?B	−13B	+30N	=19B	3.5	22.5	22.5	7.75	632	0.0
22	Aleksandrov, Atanas	1571	BUL	−14N	+27B	+31N	=20B	−12N	−11B	+34N	3.5	21.0	22.5	8.25	696	-48.0
23	Todorova, Aleksandra T.	0	BUL	+28N	=7B	−5N	−18N	=24B	+31B	−14N	3.0	23.5	25.5	9.00	1338	0.0
24	Karadzhov, Daniel	0	BUL	−1B	+?N	=7N	−14B	=23N	+?B	−15N	3.0	22.0	22.0	4.00	1199	0.0
25	Gospodinov, Konstantin	0	BUL	−3B	+38N	−11N	+34B	+19B	−29N	−26B	3.0	21.0	21.0	5.00	762	0.0
26	Yordanova, Veronika	0	BUL	F	−10N	−13B	+27B	−14N	+38B	+25N	3.0	18.5	18.5	6.00	601	0.0
27	FIDE 2973162	0	—	−10B	−22N	+32B	−26N	+35B	+?N	−17B	3.0	18.0	18.0	3.00	687	0.0
28	FIDE 2972042	0	—	−23B	+35N	F	−1N	+31B	−16B	+?N	3.0	17.5	17.5	3.00	667	0.0
29	Kotsev, Kalin	0	BUL	F	F	+?N	−7B	+33N	+25B	−11N	3.0	14.5	14.5	5.00	745	0.0
30	FIDE 2973618	0	—	+?N	−6B	+?N	−15B	−16N	−21B	−20N	2.0	20.0	20.0	0.00	632	0.0
31	FIDE 2974886	0	—	F	−1N	−22B	+?B	−28N	−23N	+32B	2.0	17.5	17.5	2.00	720	0.0
32	FIDE 2974312	0	—	−11N	−36B	−27N	+37B	+34N	−?B	−31N	2.0	13.0	13.0	2.50	789	0.0
33	FIDE 2979276	0	—	−9B	−18N	+38B	−?N	−29B	+36N	−?B	2.0	12.0	12.0	1.00	665	0.0
34	FIDE 2977524	0	—	F	=?B	F	−25N	−32B	+37N	−22B	1.5	12.5	12.5	1.00	772	0.0
35	FIDE 2979330	0	—	=7N	−28B	−17N	−16B	−27N	F	=?B	1.0	19.0	19.0	2.50	1501	0.0
36	FIDE 2973715	0	—	−4B	+32N	−20N	−17B	−?N	−33B	F	1.0	16.5	16.5	2.00	615	0.0
37	FIDE 2979250	0	—	−15N	−?B	−16N	−32N	F	−34B	+38N	1.0	11.5	11.5	0.00	648	0.0
38	FIDE 2979284	0	—	−12N	−25B	−33N	F	−?B	−26N	−37B	0.0	13.0	13.0	0.00	603	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Pidakev, VladimirBUL
+52.4
6.0 pts · #4
2Uruchev, ValentinBUL
+49.2
5.0 pts · #3
3Zlatkov, BorisBUL
+24.8
4.5 pts · #6

Top rating losers

1Danev, TsvetanBUL
-49.2
4.5 pts · #9
2Aleksandrov, AtanasBUL
-48.0
3.5 pts · #33
3Stoychev, GeorgiBUL
-40.0
4.5 pts · #17

Biggest upsets

R5+171 Elo gap
Zhivkov, Ventsislav1400 beat Aleksandrov, Atanas1571
R2+164 Elo gap
Uruchev, Valentin1414 beat Danev, Tsvetan1578
R5+163 Elo gap
Pazvantova, Emilia1415 beat Danev, Tsvetan1578