CChessStats

Kolomenskaya versta 2025_B15

Open SwissStandard

22 players participated in this 9-round tournament, held from 04 Oct 2025 to 10 Oct 2025 in Kolomna, Russia. Top 10 Elo average was 1639, and top seed was Oleg Russkih (🇷🇺 RUS, 1908).

Oleg Russkih (🇷🇺 RUS, 1908) won with 8.0/9, ahead of Maria Pavlova (7.5) and Anna Ig Skvortsova (7.0). Russkih won solo starting round 5.

The biggest upset came in round 3: Vladislav Andr Aronov (1418) beat Olga Dm Ushakova (1554), a +136-point gap.

Location
🇷🇺Kolomna, Russia
Dates
04 Oct 2025 → 10 Oct 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Top seed
🇷🇺Oleg Russkih1908
Avg top 10
1,639
Participants
22
Federations · 1 represented
🇷🇺Russia×21
Top 3

How it unfolded

Top 6 · 9 rounds

Oleg Russkih led from R5; +0.5-point edge over the runner-up. Title race converged from 3 co-leaders at R4 to 1 by R5.

Co-leaders
10
5
5
3
1
1
1
1
1
2.54.579R1R2R3R4R5R6R7R8R9
Russkih8Pavlova7.5Skvortsova7Russkih6.5Ershova5.5Kolosov5
R5–R9 · LEAD HELD

Oleg Russkih held the sole lead from R5 through R9 without losing it.

R6 · HEAD-TO-HEAD · WINNER VS 2ND

Oleg Russkih drew with Maria Pavlova (White).

WIN STREAKS · 3 top finishers

Oleg Russkih 3 wins (R7–R9)Maria Pavlova 3 wins (R7–R9)Anna Ig Skvortsova 3 wins (R7–R9)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Oleg Russkih*
½
1
½
2Maria Pavlova
½
*
½
½
3Anna Ig Skvortsova
0
½
*
½
4Prohor Russkih
½
½
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Russkih, Oleg1908RUS+17N+10B=4N+3B+6N=2B+11N+7B+8N8.045.048.541.501933+8.4
2Pavlova, Maria1671RUS+18N+6B=3N+9B=4N=1N+5B+11B+10N7.545.548.537.751907+92.4
3Skvortsova, Anna Ig1748RUS+14B+8N=2B−1N+12B=4B+10N+9N+6B7.045.549.534.501811+30.8
4Russkih, Prohor1691RUS+16B+13N=1B+5N=2B=3N+9B=6N=7N6.547.050.534.251769+39.6
5Ershova, Sofia1622RUS+7N+11B−9N−4B=10N+17B−2N+12B+16N5.540.544.023.251591-10.0
6Kolosov, Elisey P1553RUS+19B−2N+16B+12N−1B=7N+13B=4B−3N5.046.549.521.251592+12.8
7Bakin, Valeriy Den1450RUS−5B+19N=8B+14N=13B=6B+16N−1N=4B5.042.045.021.001559+40.0
8Levchenko, Artem Vit1459RUS+20N−3B=7N+18B=9N−11B+15N+13B−1B5.040.542.518.251487+2.4
9Shamanskiy, Andrey Ser1629RUS=12B+17N+5B−2N=8B+13N−4N−3B=11N4.545.048.520.501531-42.0
10Fomenko, Lev An1547RUS+21N−1N+14B−13N=5B+18N−3B+17N−2B4.543.045.015.251510-19.2
11Ushakova, Olga Dm1554RUS+15B−5N−12B+19N+16B+8N−1B−2N=9B4.542.545.517.751487-30.0
12Aronov, Vladislav Andr1418RUS=9N=18B+11N−6B−3N=15B+19N−5N+20B4.536.538.515.251472+10.8
13Mugenov, David1429RUS+22N−4B+15N+10B=7N−9B−6N−8N+21B4.536.536.513.001441+1.2
14Andronatiy, Artem St1442RUS−3N+20B−10N−7B−15N+22B+21N=16B=17N4.031.531.57.501377-19.6
15Egorov, Fedor Mikh0RUS−11N+21B−13B−16N+14B=12N−8B+20N=18B4.031.033.011.7513540.0
16Baryshnikova, Ekaterina Iv1419RUS−4N+22B−6N+15B−11N+19B−7B=14N−5B3.537.537.59.001151-58.8
17Alekhina, Alisa Aleks0RUS−1B−9B=20N+21N=18B−5N+22N−10B=14B3.533.533.56.5014090.0
18Mazaev, Andrey Aleks0RUS−2B=12N+21B−8N=17N−10B=20BF=15N3.033.033.09.0013630.0
19Pogodin, Nikolay Den0RUS−6N−7BF−11B+20N−16N−12B+21B+22N3.026.526.54.0012040.0
20Mikhaylov, Anton Aleks0RUS−8B−14N=17B+22N−19B−21B=18N−15B−12N2.029.029.03.256470.0
21Rusobrova, Elizaveta Stan1467RUS−10B−15N−18N−17B+22B+20N−14B−19N−13N2.028.528.52.00673-58.8
22FIDE 5400839930—−13B−16NF−20B−21N−14N−17BF−19B0.026.528.50.006400.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets