CChessStats

Martti Haminan 70-vuotisjuhlaturnaus Group B

Open SwissStandard

14 players participated in this 4-round tournament, held from 16 Aug 2025 to 17 Aug 2025 in Lahti, Finland. Top 10 Elo average was 1916, and top seed was Mikko Tiilikainen (🇫🇮 FIN, 1959).

Seppo Pihlajamaki (🇫🇮 FIN, 1931) won with 3.0/4, ahead of Eetu Tiiva (2.5) and Oliver Nieminen (2.5). Pihlajamaki broke clear in the final round.

Location
🇫🇮Lahti, Finland
Dates
16 Aug 2025 → 17 Aug 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 4 rounds
Top seed
🇫🇮Mikko Tiilikainen1959
Avg top 10
1,916
Participants
14
Federations · 1 represented
🇫🇮Finland×14
Top 3

How it unfolded

Top 6 · 4 rounds

Seppo Pihlajamaki led from R4; +0.5-point edge over the runner-up.

Co-leaders
4
6
7
1
1234R1R2R3R4
R4–R4 · LEAD HELD

Seppo Pihlajamaki held the sole lead from R4 through R4 without losing it.

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Seppo Pihlajamaki*
2Anton Ojasuo*
½
3Viljami Kesanen
½
*
½
4Eetu Ahola
½
*

Grille américaine

#PlayerEloFedR1R2R3R4PtsBu C1BuSBPerfΔ
1Pihlajamaki, Seppo1931FIN=8N+12B=2N+9B3.06.57.55.252105+18.0
2Tiiva, Eetu1951FIN+14B=3N=1B=5N2.58.08.54.501990+3.8
3Nieminen, Oliver1878FIN+7N=2B=9N=4B2.57.59.56.002012+28.4
4Kesanen, Viljami1867FIN=6B+13N=5B=3N2.57.58.54.751986+12.8
5Ahola, Eetu1898FIN+11N=9B=4N=2B2.57.08.55.001993+10.0
6Ojasuo, Anton1936FIN=4N=8B=7N+12B2.57.08.04.501995+6.0
7Sipila, Markku1945FIN3B+14N=6B+8B2.57.07.53.751974+2.8
8Pohjala, Ilari1830FIN=1B=6N+10B7N2.08.010.04.751917+18.8
9Piho, Juha1906FIN+10B=5N=3B1N2.08.010.04.501890-1.8
10Westren-Doll, Jan1854FIN9N+11B8N+13N2.05.56.52.501863+2.0
11Pelander, Pauliina1883FIN5B10N=13B+14N1.55.56.01.001782-9.8
12Tiilikainen, Mikko1959FIN=13B1N=14B6N1.06.57.00.751705-26.8
13Backman, Aaron1850FIN=12N4B=11N10B1.06.07.01.251694-16.0
14Nikula, Mikko1873FIN2N7B=12N11B0.56.57.50.501608-23.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers