CChessStats

Arkhangelsk Region Championship B-15 2025

Open SwissStandard

18 players participated in this 9-round tournament, held from 04 Oct 2025 to 12 Oct 2025 in Arkhangelsk, Russia. Top 10 Elo average was 752, and top seed was Dmitriy Korzhov (🇷🇺 RUS, 1592).

Dmitry Pavl Kiselev (🇷🇺 RUS, 1481) won with 7.0/9, ahead of Andrei Ig Antipin (6.5) and Dmitriy Korzhov (6.0). Kiselev shared the lead from round 7 and won solo starting round 8.

The biggest upset came in round 2: Denis Yur Popov (1446) beat Dmitriy Korzhov (1592), a +146-point gap.

Location
🇷🇺Arkhangelsk, Russia
Dates
04 Oct 2025 → 12 Oct 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Top seed
🇷🇺Dmitriy Korzhov1592
Avg top 10
752
Participants
18
Federations · 1 represented
🇷🇺Russia×15
Top 3

How it unfolded

Top 6 · 9 rounds

Dmitry Pavl Kiselev led from R3; +0.5-point edge over the runner-up.

Co-leaders
10
3
1
7
1
2
3
1
1
2.54.579R1R2R3R4R5R6R7R8R9Chiviksin takes leadKiselev takes lead
Kiselev7Antipin6.5Korzhov6Ostapenko5.5Kostogorov5.5Popov5.5— ex-leaders:Chiviksinled R5, #9
R5 · LEADER CHANGE08 Oct

Nikolai Iv Chiviksin takes the sole lead (4.0/5).

R7 · HEAD-TO-HEAD · WINNER VS 2ND

Dmitry Pavl Kiselev beat Andrei Ig Antipin (White).

2× WIN STREAK · 3+4 wins

Dmitry Pavl Kiselev posted 3 in a row (R1–R3) and 4 in a row (R6–R9) — total 7 wins.

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Dmitry Pavl Kiselev*
1
0
1
2Andrei Ig Antipin
0
*
½
—
3Dmitriy Korzhov
1
½
*
½
4Vladimir Ostapenko
0
—
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Kiselev, Dmitry Pavl1481RUS+15B+11N+7N−3B−10N+12N+2B+5N+4B7.042.046.035.501654+27.6
2Antipin, Andrei Ig1549RUS+17B=8N+14N=7B=3N+10B−1N+6B+13B6.541.544.029.001492-12.4
3Korzhov, Dmitriy1592RUS+12N−14B+11B+1N=2B+4N−7B+10N=5B6.043.047.032.001394-44.4
4Kostogorov, Arsenii Yur0RUS−10N+6N+16B+?B=8N−3B+15N+7B−1N5.541.041.021.0013820.0
5Ostapenko, Vladimir0RUS+?N=10B=?N+14B−7N+11B+8N−1B=3N5.536.036.018.7514050.0
6Popov, Mikhail Yu0RUS=?N−4B+?N−8N+?B+13N+10B−2N+12B5.530.530.513.507490.0
7Zaytsev, Aleksandr Nik1449RUS+9B+13N−1B=2N+5B=8B+3N−4N−11B5.045.049.526.751542+15.6
8Grishaev, Dmitrii S0RUS+?N=2B=10N+6B=4B=7N−5B−13N+14B5.041.041.020.2515000.0
9Mamonov, Gleb0RUS−7N−?B+18N+?B−11N=17B=14N+?B+?B5.018.018.05.2512520.0
10Chiviksin, Nikolai Iv0RUS+4B=5N=8B+13N+1B−2N−6N−3B=?N4.545.545.522.2514170.0
11Malygin, Viktor0RUS+16B−1B−3N+15N+9B−5N=12BF+7N4.541.041.020.2513820.0
12Pozdniakov, Matvey0RUS−3B+18N−13B+16N+14N−1B=11N+15B−6N4.539.541.516.2513820.0
13Shegai, Vladimir Sv0RUS+?N−7B+12N−10B=?N−6B+?N+8B−2N4.531.031.09.506980.0
14Popov, Denis Yur1446RUS+18B+3N−2B−5N−12B=16N=9B+17B−8N4.039.041.015.001571+13.6
15FIDE 5400853090—−1N=?B+?N−11B+17N+?B−4B−12N=18B4.026.026.03.506830.0
16FIDE 5400853330—−11N+?B−4N−12B+?N=14B−?N=18N+17B4.023.023.05.5014440.0
17FIDE 5400852440—−2N=?B−?N+?B−15B=9N=18B−14N−16N2.525.525.53.506970.0
18Isaikin, Valerii Dan0RUS−14N−12B−9B−?N=?N−?B=17N=16B=15N2.024.024.05.256440.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets