Akaan Shakin viikonlopputurnaus Ryhma C
Open SwissStandard
20 players participated in this 5-round tournament, held from 20 Sept 2025 to 21 Sept 2025 in Akaa, Finland. Top 10 Elo average was 1692, and top seed was Anssi Halmesvirta (🇫🇮 FIN, 1855).
Aarni Kesavaara (🇫🇮 FIN, 1549) won with 3.5/5, ahead of Valtteri Nokso-Koivisto (3.0) and Markus Ojala (3.0). Kesavaara broke clear in the final round.
The biggest upset came in round 5: Aarni Kesavaara (1549) beat Valtteri Parssinen (1798), a +249-point gap.
Location
🇫🇮Akaa, Finland
Dates
20 Sept 2025 → 21 Sept 2025
Time control
Standard: 90 minutes for game with 30 seconds delay from move 1
System
Swiss · 5 rounds
Federations · 1 represented
🇫🇮Finland×20
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsAarni Kesavaara led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Co-leaders
20
8
2
2
1
R5–R5 · LEAD HELD
Aarni Kesavaara held the sole lead from R5 through R5 without losing it.
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Aarni Kesavaara | * | — | — | — |
| 2Pekka Lempea | — | * | 0 | — |
| 3Markus Ojala | — | 1 | * | — |
| 4Aleksi Kaitila | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Kesavaara, Aarni | 1549 | FIN | F | +12B | +6N | =2B | +14B | 3.5 | 9.5 | 9.5 | 8.00 | 2495 | +54.8 |
| 2 | Nokso-Koivisto, Valtteri | 0 | FIN | F | =7B | +3N | =1N | +9B | 3.0 | 11.0 | 11.0 | 8.00 | 1690 | 0.0 |
| 3 | Ojala, Markus | 0 | FIN | F | +15N | −2B | +5N | +8B | 3.0 | 9.5 | 9.5 | 6.50 | 1688 | 0.0 |
| 4 | Kaitila, Aleksi | 1700 | FIN | F | +9N | =8B | +14N | =7B | 3.0 | 8.0 | 8.0 | 5.75 | 1908 | +21.4 |
| 5 | Lempea, Pekka | 1547 | FIN | F | +13B | +17N | −3B | +10N | 3.0 | 8.0 | 8.0 | 5.00 | 2428 | +72.8 |
| 6 | Maensivu, Martti | 1591 | FIN | F | +20B | −1B | +12N | +11B | 3.0 | 7.5 | 7.5 | 4.00 | 1686 | +7.6 |
| 7 | Halmesvirta, Anssi | 1855 | FIN | F | =2N | +18B | =8N | =4N | 2.5 | 9.0 | 9.0 | 5.00 | 1714 | -8.8 |
| 8 | Kokkonen, Kristian | 1597 | FIN | F | +19N | =4N | =7B | −3N | 2.0 | 9.0 | 9.0 | 3.25 | 1835 | +37.2 |
| 9 | Gemenetzis, Iris | 1609 | FIN | F | −4B | +10N | +18B | −2N | 2.0 | 9.0 | 9.0 | 3.00 | 1760 | +24.8 |
| 10 | Tuomisto, Kalevi | 1734 | FIN | F | +11N | −9B | +16N | −5B | 2.0 | 8.5 | 8.5 | 3.50 | 1494 | -19.0 |
| 11 | Sillanpaa, Jyrki | 1703 | FIN | F | −10B | +13N | +19B | −6N | 2.0 | 7.5 | 7.5 | 2.50 | 1624 | -17.2 |
| 12 | Ringbom, Pasi | 0 | FIN | F | −1N | +19B | −6B | +20N | 2.0 | 7.0 | 7.0 | 0.50 | 1536 | 0.0 |
| 13 | Vuorinen, Juha | 1595 | FIN | F | −5N | −11B | +20B | +17N | 2.0 | 6.0 | 6.0 | 1.00 | 1559 | -3.8 |
| 14 | Parssinen, Valtteri | 1798 | FIN | F | =18N | +15B | −4B | −1N | 1.5 | 9.0 | 9.0 | 2.00 | 1527 | -55.6 |
| 15 | Koivumaki, Marko | 1738 | FIN | F | −3B | −14N | +17B | =18N | 1.5 | 6.5 | 6.5 | 1.50 | 1608 | -9.8 |
| 16 | Fager-Pintila, Ilpo | 0 | FIN | F | −17B | +20N | −10B | =19N | 1.5 | 3.5 | 3.5 | 0.25 | 1487 | 0.0 |
| 17 | Hyttinen, Pyry | 1554 | FIN | F | +16N | −5B | −15N | −13B | 1.0 | 8.0 | 8.0 | 1.50 | 827 | -48.4 |
| 18 | Varfolomeev, Maksim | 1471 | FIN | F | =14B | −7N | −9N | =15B | 1.0 | 7.5 | 7.5 | 1.50 | 1557 | +11.6 |
| 19 | Jarvela, Helmi | 1575 | FIN | F | −8B | −12N | −11N | =16B | 0.5 | 7.5 | 7.5 | 0.75 | 850 | -32.0 |
| 20 | Pokki, Kalle | 1433 | FIN | F | −6N | −16B | −13N | −12B | 0.0 | 8.5 | 8.5 | 0.00 | 793 | -23.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Lempea, PekkaFIN+72.83.0 pts · #1
- 2Kesavaara, AarniFIN+54.83.5 pts · #4
- 3Kokkonen, KristianFIN+37.22.0 pts · #10
Top rating losers
- 1Parssinen, ValtteriFIN-55.61.5 pts · #13
- 2Hyttinen, PyryFIN-48.41.0 pts · #18
- 3Jarvela, HelmiFIN-32.00.5 pts · #20
Biggest upsets
- R5+249 Elo gap
- R5+187 Elo gap
- R3+125 Elo gap