Michael Lembidakis muistoturnaus Group A

Open SwissStandard

16 players participated in this 5-round tournament, held from 08 Aug 2025 to 10 Aug 2025 in Helsinki, Finland. 5 titled players from 2 federations. Top 10 Elo average was 2106, and top seed was Sampsa Nyysti (🇫🇮 FIN, IM, 2301).

Pessi Heino (🇫🇮 FIN, CM, 2142) won with 3.5/5, ahead of Sampsa Nyysti (3.5) and Anastasia Keinanen (3.5). Heino shared the lead from round 4, winning on tie-break.

The biggest upset came in round 2: Vihan Velagapudi (1934) beat Radmir Vorobyov (2044), a +110-point gap.

Location

🇫🇮Helsinki, Finland

Dates

08 Aug 2025 → 10 Aug 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 5 rounds

Top seed

🇫🇮IMSampsa Nyysti2301

Avg top 10

2,106

Participants

Titled players · 5

IM×1

CM×1

WIM×1

WFM×2

Federations · 2 represented

🇫🇮Finland×15

🇻🇳Vietnam×1

Top 3

🥇
CMPessi Heino
🇫🇮FIN·2142
3.5pts·2293perf+40.8
🥈
IMSampsa Nyysti
🇫🇮FIN·2301
3.5pts·2223perf-3.6
🥉
WIMAnastasia Keinanen
🇫🇮FIN·2233
3.5pts·2249perf+3.2

How it unfolded

Top 6 · 5 rounds

Tight race until R5; 3 players tied at 3.5/5, decided on Buchholz. Title race narrowed from 3 co-leaders at R4 to 3 at the finish.

Co-leaders

Keinanen3.5Nyysti3.5Heino3.5Velagapudi3Sinitsyn3Hietanen3

R5 · TIEBREAK CLUSTER

3 players finish on 3.5/5. Heino takes the title on Buchholz Cut1 (13.0).

R4 · HEAD-TO-HEAD · WINNER VS 2ND

WIM Anastasia Keinanen drew with IM Sampsa Nyysti (White).

R1–R5 · UNBEATEN

WIM Anastasia Keinanen went unbeaten across 5 games (R1–R5).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1WIMAnastasia Keinanen	*	½	½	—
2IMSampsa Nyysti	½	*	½	1
3CMPessi Heino	½	½	*	—
4Vihan Velagapudi	—	0	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	Pts	Bu C1	Bu	SB	Perf	Δ
1	Heino, PessiCM	2142	FIN	+7N	=3N	=9B	+5B	=2N	3.5	13.0	15.5	10.75	2293	+40.8
2	Nyysti, SampsaIM	2301	FIN	=4B	+12N	+6B	=3N	=1B	3.5	13.0	15.5	10.50	2223	-3.6
3	Keinanen, AnastasiaWIM	2233	FIN	+11N	=1B	+8N	=2B	=4N	3.5	12.5	15.0	10.00	2249	+3.2
4	Sinitsyn, Anton	2022	FIN	=2N	=5B	=10N	+13B	=3B	3.0	12.5	14.0	7.75	2189	+21.8
5	Hietanen, Herman	2107	FIN	=6B	=4N	+15B	−1N	+9B	3.0	12.0	13.0	6.50	2112	+2.0
6	Velagapudi, Vihan	1934	FIN	=5N	+13B	−2N	+15B	=8B	3.0	10.5	11.5	5.25	2167	+59.6
7	Mai, Linh	1937	VIE	−1B	+16N	+12B	−8N	+13B	3.0	10.0	10.0	4.00	2107	+46.0
8	Hakkinen, Aleksandr	2065	FIN	+14N	F	−3B	+7B	=6N	2.5	12.0	13.5	6.00	2097	+6.4
9	Bederdin, LiljaWFM	2144	FIN	+15B	F	=1N	+10B	−5N	2.5	11.5	12.5	5.25	2122	-2.0
10	Ahola, Eetu	1898	FIN	=13N	=11B	=4B	−9N	+16N	2.5	9.5	9.5	3.50	2013	+15.4
11	Saaskilahti, Lauri	1969	FIN	−3B	=10N	−13N	+16B	+14N	2.5	9.0	9.0	2.75	1993	+2.4
12	Belaya, NastasyaWFM	2037	FIN	+16N	−2B	−7N	=14B	+15N	2.5	9.0	9.0	1.75	1998	-6.2
13	Vorobyov, Radmir	2044	FIN	=10B	−6N	+11B	−4N	−7N	1.5	11.5	14.0	3.75	1803	-65.2
14	Havusela, Aleksi	1903	FIN	−8B	−15N	+16B	=12N	−11B	1.5	8.5	8.5	1.25	1835	-18.4
15	Tiilikainen, Mikko	1959	FIN	−9N	+14B	−5N	−6N	−12B	1.0	11.0	12.5	1.50	1785	-21.2
16	Patola, Eero	1888	FIN	−12B	−7B	−14N	−11N	−10B	0.0	10.5	12.0	0.00	1149	-41.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Velagapudi, VihanFIN
+59.6
3.0 pts · #4
2Mai, LinhVIE
+46.0
3.0 pts · #7
3Heino, PessiCMFIN
+40.8
3.5 pts · #3

Top rating losers

1Vorobyov, RadmirFIN
-65.2
1.5 pts · #13
2Patola, EeroFIN
-41.8
0.0 pts · #16
3Tiilikainen, MikkoFIN
-21.2
1.0 pts · #15

Biggest upsets

R2+110 Elo gap
Velagapudi, Vihan1934 beat Vorobyov, Radmir2044
R5+107 Elo gap
Mai, Linh1937 beat Vorobyov, Radmir2044