CChessStats

Rostov Region Championship 2025 B-17 Standard

Open SwissStandard

25 players participated in this 9-round tournament, held from 25 Jun 2025 to 01 Jul 2025 in Rostov-on-Don, Russia. Top 10 Elo average was 1783, and top seed was Nikita Evseev (🇷🇺 RUS, 1902).

Stepan Mamchenko (🇷🇺 RUS, 1881) won with 8.0/9, ahead of Dmitriy Dolmatov (7.0) and Nikita Evseev (6.5). Mamchenko shared the lead from round 6 and won solo starting round 8.

The biggest upset came in round 3: Yaroslav Chernyshev (1494) beat Timofey Shleev (1658), a +164-point gap.

Location
🇷🇺Rostov-on-Don, Russia
Dates
25 Jun 2025 → 01 Jul 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Top seed
🇷🇺Nikita Evseev1902
Avg top 10
1,783
Participants
25
Federations · 1 represented
🇷🇺Russia×25
Top 3

How it unfolded

Top 6 · 9 rounds

Stepan Mamchenko led from R8; +1.0-point edge over the runner-up.

Co-leaders
12
5
1
1
1
2
2
1
1
2.54.579R1R2R3R4R5R6R7R8R9Evseev takes leadMamchenko takes lead
Mamchenko8Dolmatov7Evseev6.5Darbinyan6Asyutin6Li5
R4 · LEADER CHANGE27 Jun

Nikita Evseev takes the sole lead (3.5/4).

R6 · HEAD-TO-HEAD · WINNER VS 2ND

Stepan Mamchenko beat Dmitriy Dolmatov (White).

WIN STREAKS · 2 top finishers

Stepan Mamchenko 5 wins (R5–R9)Dmitriy Dolmatov 3+3 wins (R1–R3, R7–R9)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Stepan Mamchenko*
1
½
1
2Dmitriy Dolmatov
0
*
0
1
3Nikita Evseev
½
1
*
½
4Artem Darbinyan
0
0
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Mamchenko, Stepan1881RUS+7N+8B=3N=6B+4N+2B+5B+10N+12B8.045.049.543.752087+51.1
2Dolmatov, Dmitriy1875RUS+15N+24B+5N−3B+6N−1N+4B+11B+7B7.045.047.032.501960+39.6
3Evseev, Nikita1902RUS+9B+16N=1B+2N+14B=5N+8B=7N−4N6.546.050.034.501893+29.2
4Asyutin, Artem1792RUS+11B−14N+15B+22N−1B+10B−2N+8N+3B6.043.546.027.001852+14.4
5Darbinyan, Artem1715RUS+20B+22N−2B=10N+13B=3B−1N+9B+6N6.043.045.525.001825+56.0
6Volgin, Maksim1823RUS+12N=17B+14B=1N−2B−8N+15B+16N−5B5.042.546.022.251765-27.2
7Li, Daniil S1577RUS−1B=10N+18B=11N+21B+14N=16B=3B−2N5.042.044.519.751741+72.8
8Samoilov, Roman1689RUS+23B−1N+9B−14N+15B+6B−3N−4B+19N5.041.543.519.001747+24.4
9Borisovskiy, Mikhail1603RUS−3N+21B−8N+20B=17N=11B+14B−5N+18B5.035.538.016.501664+38.8
10Tolokonnikov, Danila1688RUS+25N=7B=17N=5B+16B−4N+12B−1B−13N4.541.542.516.751650-21.2
11Yudin, Dmitriy S1562RUS−4N=19B+25N=7B+22B=9N+18B−2NF4.536.037.013.501629+21.2
12Savin, Maxim1591RUS−6B=18N+20B−15N+23N+13B−10N+17B−1N4.535.537.514.251632+12.8
13Kamalyan, Arman1678RUS−17NF=16B+19B−5N−12N+20B+18N+10B4.531.531.515.501628-18.0
14Usoshin, Aleksander1732RUS+19N+4B−6N+8B−3N−7B−9NF+16B4.039.541.518.001684-20.0
15Izvarin, Danila1737RUS−2B+23N−4N+12B−8N+21B−6N+25BF4.036.537.510.001595-44.4
16Salimov, Maksim1617RUS+21N−3B=13N+17B−10N+24B=7N−6B−14N4.035.537.512.751637+8.0
17Gevorkyan, David1567RUS+13B=6N=10B−16N=9B−18N=19B−12N=20N3.534.036.514.501524-44.4
18Kipshara, Andrey1536RUS−24N=12B−7N+25B+19N+17B−11N−13B−9N3.532.033.09.751456-32.4
19Levanov, Aleksander1590RUS−14B=11N+23B−13N−18B+22N=17NF−8B3.029.529.58.501456-24.8
20Sinyakov, Egor1478RUS−5N=25B−12N−9NF=23B−13N+21B=17B2.529.029.05.751421+4.0
21Sharchenko, Aleksandr1509RUS−16B−9NF+24B−7N−15N=22B−20N+23B2.527.027.05.251350-54.0
22Chernyshev, Yaroslav1494RUSF−5B+24N−4B−11N−19B=21N−23N+25B2.527.027.04.251439-18.0
23Umantsev, Dmitrii0RUS−8N−15B−19NF−12B=20N=25N+22B−21N2.025.025.04.2513320.0
24Shleev, Timofey1658RUS+18B−2N−22B−21N+25B−16NFFF2.024.524.54.501366-74.4
25Goritskiy, Konstantin0RUS−10B=20N−11B−18N−24NF=23B−15N−22N1.025.525.52.2511600.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets