CChessStats

Cup Karaganda region 2nd stage B 2026

Open SwissStandard

27 players participated in this 10-round tournament, held from 24 Apr 2026 to 30 Apr 2026 in Karaganda, Kazakhstan. Top 10 Elo average was 1637, and top seed was Aibar Amrin (🇰🇿 KAZ, 1740).

Dias Begdildayev (🇰🇿 KAZ, 1686) won with 7.5/10, ahead of Timur Em (7.0) and Sanzhar Rakhymtay (6.5). Begdildayev shared the lead from round 8 and won solo starting round 9.

The biggest upset came in round 1: Sashik Serobyan (1473) beat Aibar Amrin (1740), a +267-point gap.

Location
🇰🇿Karaganda, Kazakhstan
Dates
24 Apr 2026 → 30 Apr 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 10 rounds
Top seed
🇰🇿Aibar Amrin1740
Avg top 10
1,637
Participants
27
Federations · 1 represented
🇰🇿Kazakhstan×25
Top 3

How it unfolded

Top 6 · 10 rounds

Dias Begdildayev led from R9; +0.5-point edge over the runner-up.

Co-leaders
11
4
2
1
1
1
1
3
1
1
2.557.510R1R2R3R4R5R6R7R8R9R10Begdildayev takes lead
R9 · LEADER CHANGE28 Apr

Dias Begdildayev takes the sole lead (7.0/9).

R5 · HEAD-TO-HEAD · WINNER VS 2ND

Dias Begdildayev beat Timur Em (White).

WIN STREAKS · 2 top finishers

Dias Begdildayev 3 wins (R3–R5)Timur Em 3 wins (R8–R10)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9R10PtsBu C1BuSBPerfΔ
1Begdildayev, Dias1686KAZ+19B9N+23B+14N+2B=6B+7N=4B+11N=3B7.552.555.540.001778+37.6
2Em, Timur1633KAZ+25N+18B6N+8B1N+17B3N+12B+7N+4N7.053.556.536.501529-27.2
3Rakhymtay, Sanzhar1638KAZ+12B=21N=4B+17N=11B=7N+2B+6B8N=1N6.554.057.537.251730+28.0
4Ibadatkhan, Alikhan0KAZ=7N+24B=3N=9B+21B=10N+11B=1N+6N2B6.553.056.033.2516680.0
5Amrin, Aibar1740KAZ21N+12B8N=13B15N+27B+18N+19B+16N+10B6.544.545.028.001632-28.0
6Davydov, Alexey1613KAZ+17B+23N+2B+11N=7B=1N+10B3N4B8N6.055.058.032.251767+50.8
7Sidoikin, Fyodor1626KAZ=4B+20N+10B+21N=6N=3B1B=11N2B+13N6.053.056.530.001615-2.8
8Novikov, David0KAZ15NF+5B2N+16B12N+14B+20N+3B+6B6.050.050.033.0016510.0
9Em, Sergey1608KAZ+27N+1B11B=4N20B+21N=12B=16N=13N+14B6.046.547.027.251698+25.2
10Kilibayev, Adilkhan1656KAZ+22N=15B7N+18B+19N=4B6N=13B+12N5N5.549.553.026.251512-48.4
11Igilik, Dias1616KAZ+26N+13B+9N6B=3N+20B4N=7B1B17N5.052.554.022.751561-14.8
12Ashirbayev, Timur0KAZ3N5N+25B+27B+18N+8B=9N2N10B=15B5.050.551.020.0014500.0
13Vasyuk, Rustam0KAZ+16B11N14B=5N+24B+15B=20N=10N=9B7B5.048.051.024.0015890.0
14Mikutskii, Vladimir1508KAZ18N+25B+13N1B17N+23B8N+15B+24B9N5.045.548.519.001492-3.2
15Yessentay, Sanzhar1554KAZ+8B=10N21B19N+5B13N+22B14N+20B=12N5.045.048.525.251415-34.8
16Gerdt, Yevgeniy1478KAZ13N+26B18N+23B8N+19B+17N=9B5B=21N5.044.546.018.751470-4.0
17Lesnik, Nikolay0KAZ6N+22B+24N3B+14B2N16BF+23N+11B5.044.044.019.5015230.0
18Skurikhin, Kirill0KAZ+14B2N+16B10N12B+22N5B24N+26N+23B5.043.545.018.001466+5.6
19Rafailov, Zhandos1462KAZ1N=27B+22N+15B10B16N=21B5N=25N+26B4.541.041.513.501402-17.6
20Umursal, Alidar0KAZ=24N7B+27N+26B+9N11N=13B8B15NF4.038.038.012.0014370.0
21Serobyan, Sashik1473KAZ+5B=3B+15N7B4N9B=19N23NF=16B3.549.049.019.501583+41.6
22Aitkaliyev, Yersanserik0KAZ10B17N19BF+26N18B15N=25B+27N+24B3.533.033.06.5012890.0
23Yessentay, Rasul0KAZF6B1N16N+25B14N+27N+21B17B18N3.040.540.57.0012570.0
24Asanov, Amir1480KAZ=20B4N17B=25N13N+26BF+18B14N22N3.038.538.510.001471-8.0
25FIDE 55704070202B14N12N=24B23NF=26B=22N=19B+27N3.033.033.06.7513390.0
26FIDE 447026588011B16NF20N22B24N=25N+27B18B19N1.533.533.52.007070.0
27Muravskiy, Sergey0KAZ9B=19N20B12NF5N23B26N22B25B0.537.037.02.2513270.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets