42nd National Day Chess Classical 2026

Open SwissStandard

39 players participated in this 7-round tournament, held from 01 Feb 2026 to 15 Feb 2026 in Bandar Seri Begawan, Brunei. 1 titled players from 4 federations. Top 10 Elo average was 1912, and top seed was Abd Hamid Ilham Hj (🇧🇳 BRU, 2148).

Muhammad Ahsanuddien Badarudin (🇧🇳 BRU, 1826) won with 6.0/7, ahead of Yii Fui Fam (5.5) and Rodney Lim Teck Guan (5.0). Badarudin shared the lead from round 6 and broke clear in the final round.

The biggest upset came in round 2: Yii Fui Fam (1776) beat Abd Hamid Ilham Hj (2148), a +372-point gap.

Location

🇧🇳Bandar Seri Begawan, Brunei

Dates

01 Feb 2026 → 15 Feb 2026

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 7 rounds

Top seed

🇧🇳Abd Hamid Ilham Hj2148

Avg top 10

1,912

Participants

Titled players · 1

CM×1

Federations · 4 represented

🇧🇳Brunei Darussalam×26

🇲🇾Malaysia×3

🇬🇧England×2

🇮🇳India×1

Top 3

🥇
Muhammad Ahsanuddien Badarudin
🇧🇳BRU·1826
6.0pts·2110perf+29.0
🥈
Yii Fui Fam
🇲🇾MAS·1776
5.5pts·2301perf+119.6
🥉
Rodney Lim Teck Guan
🇧🇳BRU·1890
5.0pts·1910perf+3.6

How it unfolded

Top 6 · 7 rounds

Muhammad Ahsanuddien Badarudin led from R7; +0.5-point edge over the runner-up.

Co-leaders

Badarudin6Fam5.5Lim Teck Guan5Yussof5Md. Hadi5Yap5

R7 · LEADER CHANGE15 Feb

Muhammad Ahsanuddien Badarudin takes the sole lead (6.0/7).

WIN STREAKS · 3 top finishers

Muhammad Ahsanuddien Badarudin 4 wins (R4–R7)Yii Fui Fam 5 wins (R1–R5)Rodney Lim Teck Guan 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Muhammad Ahsanuddien Badarudin	*	—	0	—
2Yii Fui Fam	—	*	1	—
3Rodney Lim Teck Guan	1	0	*	—
4Pg Abd Rahman Yussof	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Badarudin, Muhammad Ahsanuddien	1826	BRU	+35N	+30B	−3N	+14B	+8B	+6N	+7B	6.0	25.0	26.0	21.00	2110	+29.0
2	Fam, Yii Fui	1776	MAS	+36B	+10N	+8B	+9N	+3B	F	=4N	5.5	27.5	28.5	21.50	2301	+119.6
3	Lim Teck Guan,Rodney	1890	BRU	+31B	+18N	+1B	=7B	−2N	=12N	+11B	5.0	27.5	29.5	19.75	1910	+3.6
4	Yap, Choow Tun	1875	BRU	+22N	+28B	=5N	−10B	+11B	+19N	=2B	5.0	25.0	27.0	17.75	1861	-2.4
5	Yussof, Pg Abd Rahman	1820	BRU	+24B	+32N	=4B	−12N	+9B	=8N	+10B	5.0	25.0	26.5	17.75	1964	+18.4
6	Md. Hadi, Md. Danish Zaqwan	1832	BRU	+39B	+13N	−7N	+30B	+10N	−1B	+14N	5.0	24.5	24.5	14.00	1891	+12.4
7	Pg, Md Omar Ak HafizonCM	2113	BRU	+38B	+11N	+6B	=3N	+12B	F	−1N	4.5	29.5	29.5	15.50	1944	-16.0
8	Akmal, Ahmad	1833	BRU	+37N	+15B	−2N	+28B	−1N	=5B	+20N	4.5	26.0	27.0	13.00	1534	-22.2
9	Pg. Shahridin, Ak. Abdul Wafie	1930	BRU	+20N	=12B	+17N	−2B	−5N	+22B	+18N	4.5	25.0	28.0	15.50	1713	-26.8
10	Hj, Abd Hamid Ilham	2148	BRU	+14N	−2B	+20N	+4N	−6B	+16B	−5N	4.0	28.5	32.0	16.50	1633	-49.4
11	Bobby, Hassan	1702	BRU	+16N	−7B	+15N	+34B	−4N	+13B	−3N	4.0	26.5	27.5	13.00	1760	+10.4
12	Rezuan, Khaizuran	1683	BRU	+27B	=9N	F	+5B	−7N	=3B	+17N	4.0	25.5	28.0	15.75	1951	+68.8
13	Saiful Azmi, Nur Farzana	1475	BRU	+33N	−6B	−30N	+22B	+26N	−11N	+19B	4.0	20.5	22.0	11.00	967	-12.8
14	Aeron Go Wei Zhong	0	BRU	−10B	+39N	+?B	−1N	+34N	+21B	−6B	4.0	19.5	19.5	4.50	1823	0.0
15	Kaif, Mohamed	0	ENG	+34B	−8N	−11B	+31N	−23B	+35N	+26N	4.0	17.5	18.5	7.00	1659	0.0
16	Mohd. Eddy Irwan, Muhd. Dani	0	BRU	−11B	+38N	+18B	F	+28N	−10N	+24B	4.0	16.5	16.5	8.50	1698	0.0
17	Ashton Lit Fu Ho	1679	BRU	=25N	+21B	−9B	+32N	−19B	+23N	−12B	3.5	21.5	23.0	9.50	1693	+1.2
18	Rezuan, A	1679	BRU	+29B	−3B	−16N	+24N	=27B	+34N	−9B	3.5	21.0	22.0	7.25	1754	+9.0
19	Adawiyah, Aqilah	0	BRU	F	+24N	=32B	+21B	+17N	−4B	−13N	3.5	20.5	20.5	10.75	1720	0.0
20	Isa, Baasim	0	ENG	−9B	+36N	−10B	=33N	+?B	+27N	−8B	3.5	18.0	18.0	4.25	1170	0.0
21	Pg, Hassan Pg Khashiem	1850	BRU	=23B	−17N	+29B	−19N	+33B	−14N	+32B	3.5	17.5	19.0	6.50	879	-14.6
22	Go See Kai	0	BRU	−4B	=29N	+25B	−13N	+32B	−9N	=23B	3.0	21.5	23.0	7.00	960	0.0
23	Abdullah, Ali	0	MAS	=21N	+25B	F	F	+15N	−17B	=22N	3.0	21.0	21.0	10.25	1572	0.0
24	Nuruddin, Md Fateh Baihaqi	0	BRU	−5N	−19B	+37N	−18B	+38N	+28B	−16N	3.0	19.0	19.0	3.00	920	0.0
25	FIDE 10505326	0	—	=17B	−23N	−22N	=29B	F	+37N	+34B	3.0	13.5	13.5	4.75	1769	0.0
26	Shazni, Jumani	0	BRU	F	−34N	+?B	+?N	−13B	+33N	−15B	3.0	10.5	10.5	1.50	847	0.0
27	Shahfaizal, Aqil Irfan	0	BRU	−12N	F	+38B	F	=18N	−20B	+36N	2.5	13.0	13.0	2.75	1454	0.0
28	Arifin, Abd. Aleem Qayser	0	BRU	+?B	−4N	+31B	−8N	−16B	−24N	−33B	2.0	20.0	20.0	2.00	1054	0.0
29	Pg. Amir Harraz	0	BRU	−18N	=22B	−21N	=25N	−31B	F	+35B	2.0	16.0	16.0	4.00	935	0.0
30	Sim, Jia Le Ryan	0	MAS	+?B	−1N	+13B	−6N	F	F	F	2.0	15.0	15.0	4.00	1586	0.0
31	FIDE 10505610	0	—	−3N	+33B	−28N	−15B	+29N	F	F	2.0	14.5	14.5	3.50	1090	0.0
32	Nazri, Syifa Zahirah	0	BRU	F	−5B	=19N	−17B	−22N	+38B	−21N	1.5	18.5	18.5	1.75	983	0.0
33	Pranad Chitale	0	IND	−13B	−31N	F	=20B	−21N	−26B	+28N	1.5	18.0	18.0	3.75	863	0.0
34	Timbang, Japar	1818	BRU	−15N	+26B	F	−11N	−14B	−18B	−25N	1.0	21.5	22.5	3.00	861	-28.4
35	FIDE 10505571	0	—	−1B	+?N	F	F	F	−15B	−29N	1.0	15.5	15.5	0.00	1026	0.0
36	FIDE 10505210	0	—	−2N	−20B	F	F	F	+?N	−27B	1.0	11.5	11.5	0.00	975	0.0
37	FIDE 564067610	0	—	−8B	−?N	−24B	−?N	F	−25B	+38N	1.0	10.5	10.5	0.00	1033	0.0
38	FIDE 10505130	0	—	−7N	−16B	−27N	F	−24B	−32N	−37B	0.0	16.5	16.5	0.00	1313	0.0
39	FIDE 564014118	0	—	−6N	−14B	F	F	F	F	F	0.0	10.5	10.5	0.00	1032	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Fam, Yii FuiMAS
+119.6
5.5 pts · #1
2Rezuan, KhaizuranBRU
+68.8
4.0 pts · #4
3Badarudin, Muhammad AhsanuddienBRU
+29.0
6.0 pts · #6

Top rating losers

1Hj, Abd Hamid IlhamBRU
-49.4
4.0 pts · #18
2Timbang, JaparBRU
-28.4
1.0 pts · #26
3Pg. Shahridin, Ak. Abdul WafieBRU
-26.8
4.5 pts · #7

Biggest upsets

R2+372 Elo gap
Fam, Yii Fui1776 beat Hj, Abd Hamid Ilham2148
R7+328 Elo gap
Yussof, Pg Abd Rahman1820 beat Hj, Abd Hamid Ilham2148
R5+316 Elo gap
Md. Hadi, Md. Danish Zaqwan1832 beat Hj, Abd Hamid Ilham2148