Astana chess championship A 2025

SwissStandard

63 players participated in this 9-round tournament, held from 08 Nov 2025 to 12 Nov 2025 in Astana, Kazakhstan. 19 titled players from 3 federations. Top 10 Elo average was 2354, and top seed was Aldiyar Ansat (🇰🇿 KAZ, IM, 2479).

Aldiyar Ansat (🇰🇿 KAZ, IM, 2479) won with 7.0/9, ahead of Alibek Igambergenov (7.0) and Inayat Bolat (7.0). Ansat won on tie-break after catching the field in the final round.

The biggest upset came in round 2: Nariman Sayassatov (1805) beat Baurzhan Kassimov (IM, 2226), a +421-point gap.

Location

🇰🇿Astana, Kazakhstan

Dates

08 Nov 2025 → 12 Nov 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Top seed

🇰🇿IMAldiyar Ansat2479

Avg top 10

2,354

Participants

Titled players · 19

IM×9

FM×3

CM×6

WFM×1

Federations · 3 represented

🇰🇿Kazakhstan×59

🇷🇺Russia×3

🇦🇿Azerbaijan×1

Top 3

🥇
IMAldiyar Ansat
🇰🇿KAZ·2479
7.0pts·2439perf-1.4
🥈
IMAlibek Igambergenov
🇰🇿KAZ·2315
7.0pts·2416perf+14.0
🥉
FMInayat Bolat
🇰🇿KAZ·2086
7.0pts·2405perf+142.0

How it unfolded

Top 6 · 9 rounds

Tight race until R9; 4 players tied at 7.0/9, decided on Buchholz. Title race narrowed from 4 co-leaders at R4 to 4 at the finish.

Co-leaders

Ansat7Akhmetov7Igambergenov7Bolat7Akhmedinov6.5Borumbayev6

R7 · LEADER CHANGE10 Dec

IM Alibek Igambergenov takes the sole lead (6.0/7).

R9 · TIEBREAK CLUSTER

4 players finish on 7.0/9. Ansat takes the title on Buchholz Cut1 (48.0).

WIN STREAKS · 2 top finishers

IM Ayan Akhmetov 3 wins (R7–R9)IM Alibek Igambergenov 3+3 wins (R1–R3, R6–R8)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1IMAldiyar Ansat	*	—	½	1
2IMAyan Akhmetov	—	*	1	0
3IMAlibek Igambergenov	½	0	*	½
4FMInayat Bolat	0	1	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Ansat, AldiyarIM	2479	KAZ	+45B	+20N	=6B	+11N	=2B	+3B	=5N	=12B	+10N	7.0	48.0	51.5	39.00	2439	-1.4
2	Igambergenov, AlibekIM	2315	KAZ	+53B	+24N	+19B	=3B	=1N	+9N	+33B	+5B	−4N	7.0	47.5	50.0	36.00	2416	+14.0
3	Bolat, InayatFM	2086	KAZ	+56N	+28B	+16B	=2N	+4B	−1N	+15N	=10B	+13N	7.0	46.5	49.0	35.75	2405	+142.0
4	Akhmetov, AyanIM	2387	KAZ	+63N	=31B	+36N	+10B	−3N	=11B	+7N	+6B	+2B	7.0	45.5	46.0	34.00	2336	-3.5
5	Akhmedinov, SatbekIM	2375	KAZ	+23B	=57N	+14B	=9N	+30B	+17N	=1B	−2N	+16B	6.5	44.5	47.0	32.50	2360	+5.8
6	Radzhabov, RodionFM	2237	RUS	+61N	+27B	=1N	=12B	−9B	+45N	+18B	−4N	+20B	6.0	43.0	45.0	26.25	2263	+6.4
7	Borumbayev, Adil	2018	KAZ	+54B	−9N	+35B	−18N	+53B	+19N	−4B	+27N	+17B	6.0	38.5	41.0	23.50	2137	+49.6
8	Tulegenov, Amir	2125	KAZ	+35B	=37N	−57B	+19N	−21B	=28N	+22B	+24N	+18B	6.0	37.5	40.0	28.25	1974	-57.2
9	Isanzhulov, ArystanIM	2419	KAZ	+46N	+7B	=10N	=5B	+6N	−2B	=11N	+15B	F	5.5	47.0	50.5	29.25	2325	-6.9
10	Kazakov, KonstantinIM	2278	KAZ	+47B	+21N	=9B	−4N	=18B	+30N	+17B	=3N	−1B	5.5	46.0	49.5	26.75	2232	-1.7
11	Kabinazar, Nurmukhammed	2147	KAZ	+25N	+29B	=12N	−1B	+36N	=4N	=9B	−13B	+31N	5.5	44.5	48.5	27.00	2235	+53.6
12	Suleimen, ErgaliIM	2419	KAZ	+40B	+30N	=11B	=6N	=15B	=18N	+20B	=1N	F	5.5	43.5	47.5	27.75	2269	-10.5
13	Mazhkenov, Alisher	2103	KAZ	=51B	+41N	+37B	−16N	=22B	=27N	+21B	+11N	−3B	5.5	39.5	42.5	24.25	2042	-11.4
14	Serikkazy, Nuraly	1977	KAZ	=43B	+50N	−5N	−22B	=58B	+41N	+38B	=28N	+29B	5.5	34.5	36.5	20.00	1973	+14.8
15	Kochikyan, Georgy	2119	RUS	−29N	+25B	+23N	+44B	=12N	+16N	−3B	−9N	=21B	5.0	42.5	46.0	23.75	2124	+0.4
16	Amangeldy, ErnurFM	2334	KAZ	+22N	+44B	−3N	+13B	=33N	−15B	=34N	+35B	−5N	5.0	42.0	45.5	22.50	2119	-40.6
17	Askarov, BakhtiyarIM	2293	KAZ	−27N	+61B	+31N	+26B	+32N	−5B	−10N	+34B	−7N	5.0	41.0	43.0	20.50	2088	-20.7
18	Abuzyarov, Arlan	1945	KAZ	=55N	=49B	+28N	+7B	=10N	=12B	−6N	+36B	−8N	5.0	40.5	43.0	22.75	2059	+35.6
19	Sayassatov, Nariman	1805	KAZ	+32N	+33B	−2N	−8B	+44N	−7B	=46N	=23B	+53N	5.0	40.0	42.5	19.25	2049	+124.0
20	Mirzhanov, ArlanCM	2019	KAZ	+62N	−1B	−27N	+29B	+61N	+32B	−12N	+37B	−6N	5.0	38.0	38.5	15.50	2054	+13.2
21	Rashit, Alikhan	1935	KAZ	+48N	−10B	=49N	+55B	+8N	−33B	−13N	+32B	=15N	5.0	37.5	40.0	20.50	2048	+25.0
22	Tyulyupov, Kumar	1894	KAZ	−16B	=42N	+43B	+14N	=13N	−36B	−8N	+49B	+35N	5.0	37.0	40.0	20.50	1998	+21.6
23	Kanayev, Ardak	1898	KAZ	−5N	+59B	−15B	+41N	=50B	−24N	+39B	=19N	+38B	5.0	36.0	38.0	17.50	1986	+18.0
24	Mamakova, Aknur	1956	KAZ	+58N	−2B	+54N	−33B	=49N	+23B	=35N	−8B	+37N	5.0	36.0	38.0	17.00	1983	+8.4
25	Oshakbayev, Bauyrzhan	1854	KAZ	−11B	−15N	=58B	−42N	+59B	+56N	+50B	+30N	=26B	5.0	31.0	33.0	15.50	1980	+28.6
26	Dauren, DarmenCM	1980	KAZ	=49N	=55B	+29N	−17N	−27B	+54B	=42N	+53B	=25N	5.0	30.5	33.0	16.50	1910	-47.2
27	Kuanyshev, Miras	1874	KAZ	+17B	−6N	+20B	−30N	+26N	=13B	=36N	−7B	=34N	4.5	41.5	45.5	22.00	2068	+66.8
28	Sagyntayev, Alikhan	1790	KAZ	F	−3N	−18B	+47B	=34N	=8B	+44N	=14B	+36N	4.5	39.0	39.0	19.00	2003	+86.8
29	Aiten, Islam	1845	KAZ	+15B	−11N	−26B	−20N	+60B	+39N	=32N	+46B	−14N	4.5	38.0	40.0	16.75	1989	+64.4
30	Japparbekova, Malika	2009	KAZ	+59N	−12B	+47N	+27B	−5N	−10B	=53N	−25B	+43N	4.5	36.5	38.5	14.75	2000	-4.9
31	Tleuov, Akhan	1958	KAZ	+52B	=4N	−17B	=50N	=38B	−35N	+49N	+42B	−11B	4.5	35.0	38.0	16.50	1954	+6.0
32	Anetov, AmirzhanCM	2008	KAZ	−19B	+38N	+51B	+53N	−17B	−20N	=29B	−21N	+41B	4.5	35.0	37.5	15.25	1913	-43.3
33	Kassimov, BaurzhanIM	2226	KAZ	+38B	−19N	+40B	+24N	=16B	+21N	−2N	F	F	4.5	35.0	35.0	20.50	2119	-6.1
34	Khen, Andrey	1942	KAZ	−37B	−35N	+42B	+51N	=28B	+50N	=16B	−17N	=27B	4.5	33.5	36.5	16.50	1918	-30.4
35	Saduakassov, Duman	1847	KAZ	−8N	+34B	−7N	=46B	+55N	+31B	=24B	−16N	−22B	4.0	39.5	42.0	15.75	1926	+21.0
36	Primbetov, NurassylCM	1986	KAZ	=50B	+43N	−4B	+37N	−11B	+22N	=27B	−18N	−28B	4.0	39.0	42.0	16.25	1864	-41.0
37	Afandi, Sadagul	1702	AZE	+34N	=8B	−13N	−36B	=43B	+40N	+45B	−20N	−24B	4.0	37.5	41.0	16.75	1899	+111.2
38	Tynyshtyk, DianaWFM	1854	KAZ	−33N	−32B	+59N	+39B	=31N	=49B	−14N	+60B	−23N	4.0	33.0	35.0	11.75	1886	+12.8
39	Ospanov, ArmanCM	2026	KAZ	=41B	=51N	−53B	−38N	+62N	−29B	−23N	+58B	+49N	4.0	27.5	28.0	8.75	1802	-52.4
40	Nurakyn, Suleiman	1905	KAZ	−12N	+62B	−33N	−54B	+52N	−37B	−43N	+55B	+60N	4.0	27.5	28.0	8.00	1814	-46.8
41	Yerdenev, Timur	1831	KAZ	=39N	−13B	=52N	−23B	+47N	−14B	+55N	=44B	−32N	3.5	34.5	37.0	11.25	1823	-7.6
42	Mukashev, Alrami	1731	KAZ	−44N	=22B	−34N	+25B	=46N	F	=26B	−31N	+45B	3.5	34.5	36.5	15.25	1882	+28.4
43	Sukhanov, Nikita	1765	KAZ	=14N	−36B	−22N	+52B	=37N	−44B	+40B	=45N	−30B	3.5	34.0	37.0	13.50	1793	+10.4
44	Makhanbetali, Dinmukhammed	1954	KAZ	+42B	−16N	+48B	−15N	−19B	+43N	−28B	=41N	−47B	3.5	33.5	37.0	12.25	1799	-74.0
45	Sergazin, Ansar	1919	KAZ	−1N	+56B	=55N	=49B	+54N	−6B	−37N	=43B	−42N	3.5	32.0	34.5	9.50	1788	-53.2
46	Krivich, Ilya	1916	RUS	−9B	−54N	+56B	=35N	=42B	+58N	=19B	−29N	−48B	3.5	31.0	33.0	10.75	1788	-34.0
47	Aitzhan, Karim	1856	KAZ	−10N	F	−30B	−28N	−41B	=55B	+59N	+54B	+44N	3.5	28.5	30.5	9.25	1835	+14.0
48	Tulekenova, Aiza	1661	KAZ	−21B	F	−44N	F	+51B	F	=54N	+56B	+46N	3.5	22.5	22.5	10.25	1937	+70.0
49	Omarbek, Adlet	1778	KAZ	=26B	=18N	=21B	=45N	=24B	=38N	−31B	−22N	−39B	3.0	37.5	41.0	13.75	1805	+10.4
50	Shaikenova, Adiya	1787	KAZ	=36N	−14B	+63N	=31B	=23N	−34B	−25N	=51B	−52N	3.0	34.5	35.0	8.75	1742	-40.0
51	Ramazanov, Mansur	1845	KAZ	=13N	=39B	−32N	−34B	−48N	+52B	−60B	=50N	=59B	3.0	30.0	32.0	10.25	1762	-42.0
52	Mazhitov, Madi	1744	KAZ	−31N	=63B	=41B	−43N	−40B	−51N	+62N	F	+50B	3.0	22.5	22.5	5.50	1739	-5.6
53	Abdrashev, Ruslan	1876	KAZ	−2N	+60B	+39N	−32B	−7N	F	=30B	−26N	−19B	2.5	39.5	41.5	8.25	1835	-2.0
54	Pak, Yuriy	1815	KAZ	−7N	+46B	−24B	+40N	−45B	−26N	=48B	−47N	F	2.5	34.0	36.5	9.25	1758	-12.4
55	Maratuly, Yerassyl	1707	KAZ	=18B	=26N	=45B	−21N	−35B	=47N	−41B	−40N	=62N	2.5	33.5	34.0	8.75	1710	+8.8
56	Abdishev, Abdiali	1836	KAZ	−3B	−45N	−46N	=59B	+63N	−25B	+58B	−48N	F	2.5	29.0	29.5	3.50	1713	-60.0
57	Nurshin, NuraliCM	1966	KAZ	+60N	=5B	+8N	F	F	F	F	F	F	2.5	14.5	14.5	11.25	2324	+64.0
58	Daryanov, Ayan	1740	KAZ	−24B	F	=25N	+63B	=14N	−46B	−56N	−39N	F	2.0	29.5	29.5	5.75	1731	-59.2
59	Tulegenov, Anuar	1812	KAZ	−30B	−23N	−38B	=56N	−25N	F	−47B	+62B	=51N	2.0	28.0	28.5	3.25	1671	-56.4
60	Bissaliyeva, Alisha	1761	KAZ	−57B	−53N	F	−61B	−29N	+62B	+51N	−38N	−40B	2.0	23.0	23.0	3.50	1655	-42.8
61	Zhanabayev, Arystan	1855	KAZ	−6B	−17N	+62B	+60N	−20B	F	F	F	F	2.0	22.0	22.0	2.50	1936	+22.0
62	Babayev, Aldanazar	1829	KAZ	−20B	−40N	−61N	F	−39B	−60N	−52B	−59N	=55B	0.5	24.5	24.5	1.25	1401	-134.4
63	Kalikhan, Abilmansur	1898	KAZ	−4B	=52N	−50B	−58N	−56B	F	F	F	F	0.5	19.5	19.5	1.50	1513	-31.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Bolat, InayatFMKAZ
+142.0
7.0 pts · #4
2Sayassatov, NarimanKAZ
+124.0
5.0 pts · #24
3Afandi, SadagulAZE
+111.2
4.0 pts · #35

Top rating losers

1Babayev, AldanazarKAZ
-134.4
0.5 pts · #63
2Makhanbetali, DinmukhammedKAZ
-74.0
3.5 pts · #44
3Abdishev, AbdialiKAZ
-60.0
2.5 pts · #53

Biggest upsets

R2+421 Elo gap
Sayassatov, Nariman1805 beat IMKassimov, Baurzhan2226
R1+419 Elo gap
Kuanyshev, Miras1874 beat IMAskarov, Bakhtiyar2293
R5+301 Elo gap
FMBolat, Inayat2086 beat IMAkhmetov, Ayan2387