CChessStats

CShK classic may 1 2026

Open SwissStandard

27 players participated in this 5-round tournament, held from 04 May 2026 to 08 May 2026 in Astana, Kazakhstan. Top 10 Elo average was 1631, and top seed was Nuradil Kapen (🇰🇿 KAZ, 1757).

Nuradil Kapen (🇰🇿 KAZ, 1757) won with 5.0/5, ahead of Abubakir Muslimov (4.0) and Arailym Arenova (3.5). Kapen won solo starting round 4.

The biggest upset came in round 3: Roza Tumabayeva (1443) beat Aliakbar Baipeissov (1676), a +233-point gap.

Location
🇰🇿Astana, Kazakhstan
Dates
04 May 2026 → 08 May 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇰🇿Nuradil Kapen1757
Avg top 10
1,631
Participants
27
Federations · 1 represented
🇰🇿Kazakhstan×27
Top 3

How it unfolded

Top 6 · 5 rounds

Nuradil Kapen led from R4; +1.0-point edge over the runner-up.

Co-leaders
10
5
2
1
1
1.52.545R1R2R3R4R5
Kapen5Muslimov4Arenova3.5Altairuly3.5Kurmanbay3.5Momynov3.5
R4–R5 · LEAD HELD

Nuradil Kapen never relinquished the lead after R4; final gap +1.0 over the runner-up.

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Nuradil Kapen beat Abubakir Muslimov (Black).

WIN STREAKS · 2 top finishers

Nuradil Kapen 5 wins (R1–R5)Abubakir Muslimov 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Nuradil Kapen*
1
1
—
2Abubakir Muslimov
0
*—
1
3Arailym Arenova
0
—*—
4Almir Altairuly—
0
—*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Kapen, Nuradil1757KAZ+17B+7N+8B+2N+3B5.013.515.515.502404+60.0
2Muslimov, Abubakir1677KAZ+18B+12N+5B−1B+7N4.014.516.511.501846+20.8
3Arenova, Arailym1674KAZ+25B+22N=4B+6N−1N3.513.013.06.251722+12.8
4Kurmanbay, Magzhan1572KAZ=19N+15B=3N+11B=5B3.512.514.510.001789+45.2
5Altairuly, Almir1692KAZ+21N+10B−2N+22B=4N3.512.013.07.251714+6.4
6Momynov, Beknur1535KAZ+23B=24N+9B−3B+14N3.510.011.07.001677+30.0
7Sabyr, Abzal1550KAZ+14N−1B+26N+10B−2B3.014.514.55.501536-1.2
8Erboluly, Erasyl1586KAZ+11N+13B−1N=14B=9N3.014.016.58.751654+14.0
9Zhubatkhan, Nuraly1486KAZ=24B+16N−6N+15B=8B3.011.512.57.001633+40.4
10Bekmagambetova, Anya1550KAZ+20B−5N+17B−7N+18B3.010.512.56.001567+3.6
11Tumabayeva, Roza1443KAZ−8B+18N+24B−4N+17B3.010.511.55.001644+27.0
12Asanova, Aizhan1542KAZ+27N−2B−14N+21B+22N3.09.09.02.501724+37.6
13Tursunbai, Abdurrohman1549KAZ+26B−8N−22B+23N+25B3.05.05.01.001519-6.4
14Tleubay, Amirlan0KAZ−7B+25N+12B=8N−6B2.512.512.54.5015390.0
15Israil, Gulsezim1575KAZ=16B−4N+23B−9N+21B2.510.511.53.751498-21.2
16Shektybai, Dinmukhammed1435KAZ=15N−9B−21N+20N+23B2.59.010.04.251427-2.4
17Aman, Miras1535KAZ−1N+19B−10N+26B−11N2.013.013.02.00783-53.2
18Wen, Junjie1491KAZ−2N−11B+27N+19B−10N2.012.012.02.001331-33.6
19Dulatov, Arman0KAZ=4B−17N=20B−18N+27B2.09.59.52.7514190.0
20Niyazbek, Alinur0KAZ−10N=21B=19N−16B+26N2.09.09.01.7512240.0
21Abylkhan, Asanali1505KAZ−5B=20N+16B−12N−15N1.511.513.53.501368-28.4
22Nurullin, Ratmir1493KAZF−3B+13N−5N−12B1.013.013.03.001421-19.6
23Zhakisheva, Venera1491KAZ−6N+27B−15N−13B−16N1.011.511.50.001264-56.4
24Baipeissov, Aliakbar1676KAZ=9N=6B−11NFF1.09.59.53.251363-49.2
25Salipova, Adiya1481KAZ−3N−14BFF−13N0.010.010.00.00812-26.4
26Zhubatkhan, Assylym0KAZ−13NF−7B−17N−20B0.010.010.00.007450.0
27Zhumagaliyeva, Safiya1424KAZ−12B−23N−18BF−19N0.08.08.00.00708-46.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets