CChessStats

Ohta-park chess Autumn 2025. Standard B1

Open SwissStandard

23 players participated in this 7-round tournament, held from 02 Nov 2025 to 04 Nov 2025 in Mistolovo, Russia. 2 titled players. Top 10 Elo average was 1899, and top seed was Aleksey Krylov (🇷🇺 RUS, CM, 2255).

Aleksey Krylov (🇷🇺 RUS, CM, 2255) won with 5.5/7, ahead of Valentin Vlassow (5.0) and Valery Artamonov (5.0). Krylov won solo starting round 5.

The biggest upset came in round 7: Sevastyan Kuznetsov (1738) beat Aleksey Krylov (CM, 2255), a +517-point gap.

Location
🇷🇺Mistolovo, Russia
Dates
02 Nov 2025 → 04 Nov 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Top seed
🇷🇺CMAleksey Krylov2255
Avg top 10
1,899
Participants
23
Titled players · 2
FM×1
CM×1
Federations · 1 represented
🇷🇺Russia×23
Top 3

How it unfolded

Top 6 · 7 rounds

CM Aleksey Krylov 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
8
4
6
2
1
1
1
23.55.57R1R2R3R4R5R6R7
Krylov5.5Artamonov5Nikitin5Vlassow5Kuznetsov5Malashkin4.5
R5–R7 · LEAD HELD

CM Aleksey Krylov held the sole lead from R5 through R7 without losing it.

R6 · HEAD-TO-HEAD · WINNER VS 2ND

CM Aleksey Krylov beat Valery Artamonov (Black).

WIN STREAKS · 2 top finishers

CM Aleksey Krylov 3 wins (R4–R6)Mikhail Nikitin 5 wins (R3–R7)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1CMAleksey Krylov*
1
—
1
2Valery Artamonov
0
*—
½
3Mikhail Nikitin——*—
4FMValentin Vlassow
0
½
—*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Krylov, AlekseyCM2255RUS+13B+15N=7B+10N+2B+3N−4B5.526.029.022.002160-10.0
2Vlassow, ValentinFM2165RUS+18N+12B=3N+7B−1N+10B=6N5.026.028.518.252054-9.6
3Artamonov, Valery2012RUS+14B+9N=2B=6N+15B−1B+8N5.025.528.518.251958-0.4
4Kuznetsov, Sevastyan1738RUS=22N=17B+20N=16B=9N+11B+1N5.020.021.015.751794+22.8
5Nikitin, Mikhail1721RUS−20N−8B+23N+21B+19N+9B+7B5.016.017.012.001734+4.2
6Malashkin, Iliya1616RUS=8N+22B+11N=3B−7N+16B=2B4.524.025.014.251852+69.6
7Gerasimov, Nikolay Y.1926RUS+23N+19B=1N−2N+6B=15B−5N4.025.026.011.751857-9.2
8Stankevich, Vyacheslav1431RUS=6B+5N−10B−9N+13B+18N−3B3.525.027.513.251665+74.4
9Yagodin, Alexey1506RUS+11N−3B=19N+8B=4B−5N=15N3.525.027.012.001719+70.0
10Lapitsky, Sergey1792RUS=17N+20B+8N−1B=16N−2N=12B3.523.525.09.751716-13.2
11Giulaliev, Namik1877RUS−9B+14N−6B=13N+20B−4N+18B3.522.524.09.251583-95.2
12Melnichuk, Miroslav1782RUS+21B−2N=18B−15N+14B=17N=10N3.520.522.09.501685-36.0
13Kovalenko, Prokhor Ser1582RUS−1N+23B−16N=11B−8N+19B+20N3.519.020.06.251630+11.2
14Teterin, Mikhail1558RUS−3N−11B+22N=20B−12N+21B+23B3.516.017.04.251661+30.4
15Makarov, Ivan I1724RUSF−1B+17N+12B−3N=7N=9B3.024.524.510.251806+23.2
16Pekshev, Konstantin A1461RUS−19NF+13B=4N=10B−6N+17B3.021.521.510.751648+54.8
17Simkin, Alexander1493RUS=10B=4N−15B+22N=18B=12B−16N3.020.521.58.251599+16.4
18Sizintseva, Viktoria1564RUS−2B+21N=12N=19B=17N−8B−11N2.520.522.05.751571-7.2
19Ratnikov, Pavel Andr.1637RUS+16B−7N=9B=18N−5B−13NF2.021.521.56.001503-45.2
20Kotsur, Egor1472RUS+5B−10N−4B=14N−11NF−13B1.524.024.06.751519+5.2
21Porfiriev, Andrei1491RUS−12N−18BF−5N=23B−14N+22B1.516.516.51.501414-32.8
22Nikulin, Alexander Aleks1486RUS=4B−6N−14B−17BF=23N−21N1.018.518.53.001307-51.2
23Kosheleva, Alesya1544RUS−7B−13N−5BF=21N=22B−14N1.018.518.51.251359-50.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets