Divisional Series FIDE Rating Chess Tournament 2025-Patuakhali (Barisal Division)

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77 players participated in this 8-round tournament, held from 21 Nov 2025 to 25 Nov 2025 in Patuakhali, Bangladesh. 5 titled players. Top 10 Elo average was 2102, and top seed was Biswas Subrota (🇧🇩 BAN, FM, 2295).

Biswas Subrota (🇧🇩 BAN, FM, 2295) won with 8.0/8, ahead of Golder Arup (6.5) and Delwar Hossain (6.5). Subrota won solo starting round 5.

The biggest upset came in round 3: Kamol Bala (1728) beat Uten (1985), a +257-point gap.

Location

🇧🇩Patuakhali, Bangladesh

Dates

21 Nov 2025 → 25 Nov 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 8 rounds

Top seed

🇧🇩FMBiswas Subrota2295

Avg top 10

2,102

Participants

Titled players · 5

FM×3

CM×1

WCM×1

Federations · 1 represented

🇧🇩Bangladesh×60

Top 3

🥇
FMBiswas Subrota
🇧🇩BAN·2295
8.0pts·2781perf+23.0
🥈
Golder Arup
🇧🇩BAN·1910
6.5pts·2321perf+71.4
🥉
Delwar Hossain
🇧🇩BAN·2028
6.5pts·2204perf+29.8

How it unfolded

Top 6 · 8 rounds

FM Biswas Subrota led from R5; +1.5-point edge over the runner-up. Title race converged from 4 co-leaders at R4 to 1 by R5.

Co-leaders

Subrota8Hossain6.5Arup6.5Rahman6Ahmed5.5Md.5.5

R5–R8 · LEAD HELD

FM Biswas Subrota never relinquished the lead after R5; final gap +1.5 over the runner-up.

WIN STREAKS · 3 top finishers

FM Biswas Subrota 8 wins (R1–R8)Delwar Hossain 3+3 wins (R1–R3, R6–R8)Golder Arup 4 wins (R1–R4)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1FMBiswas Subrota	*	—	1	—
2Delwar Hossain	—	*	—	—
3Golder Arup	0	—	*	1
4FMSyed Mahfuzur Rahman	—	—	0	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	Pts	Bu C1	Bu	SB	Perf	Δ
1	Subrota, BiswasFM	2295	BAN	+38N	+12B	+19N	+44B	+6N	+5B	+2B	+11N	8.0	35.5	38.5	38.50	2781	+23.0
2	Arup, Golder	1910	BAN	+49N	+4B	+22N	+7N	=5B	+6B	−1N	+37N	6.5	38.5	41.5	30.75	2321	+71.4
3	Hossain, Delwar	2028	BAN	+68B	+29N	+18B	=9N	−8B	+20N	+15N	+5B	6.5	34.5	35.5	27.25	2204	+29.8
4	Rahman, Syed MahfuzurFM	2155	BAN	+25B	−2N	+38B	+37N	+13B	+44N	−11N	+16B	6.0	33.0	36.0	24.50	2126	-1.4
5	Ahmed, Feroz	2062	BAN	+30N	+16B	+13N	+15B	=2N	−1N	+9B	−3N	5.5	41.5	45.5	27.75	2100	+9.6
6	Nusrat Jahan, AloWCM	1996	BAN	+55N	+27B	+21N	+17B	−1B	−2N	=18B	+20N	5.5	36.5	39.5	22.75	2052	+19.0
7	Md., Hadiuzzaman	2018	BAN	+71N	+31B	+10N	−2B	+12N	=17B	+22N	−15B	5.5	35.0	35.0	21.25	2029	+2.6
8	Md., Sharif HossainFM	2136	BAN	+23N	−17B	+32N	+31B	+3N	−15B	=21N	+24B	5.5	33.5	37.5	25.75	2006	-20.0
9	Shahinur, Haque	1959	BAN	+48N	+76B	+28N	=3B	−11N	+40B	−5N	+17B	5.5	32.0	32.0	18.25	2038	+10.8
10	Alam, Md. Monjur	1940	BAN	+14B	+46N	−7B	=50N	+63B	−37N	+34B	+18N	5.5	28.5	30.0	19.50	1947	+0.6
11	Jabed Al Azad	2114	BAN	F	−34N	+25B	+29N	+9B	+18N	+4B	−1B	5.0	36.5	36.5	24.50	2132	+7.0
12	Shah Mahfuzul, Karim	1894	BAN	+53B	−1N	+14B	+67N	−7B	=23N	=50B	+33N	5.0	33.0	34.0	16.75	1763	-15.6
13	Islam, M.M. Zahirul	1962	BAN	F	+45N	−5B	+36B	−4N	+27B	+28N	+22B	5.0	31.0	31.0	19.50	2113	+29.2
14	Md, Haidar Ali	0	BAN	−10N	+75B	−12N	+51B	+31N	−21B	+27N	+35B	5.0	30.0	30.0	15.00	1878	0.0
15	Hasan, Sk. Rashedul	1992	BAN	+73N	F	+57B	−5N	+34B	+8N	−3B	+7N	5.0	29.5	29.5	17.50	2113	+19.6
16	Rahman, Md. Mujibur	1864	BAN	+26B	−5N	+58B	+46N	−37B	+47N	+44B	−4N	5.0	28.5	30.5	15.50	1888	+2.0
17	Md Zakir , Hossain	1891	BAN	+60B	+8N	+33B	−6N	+19B	=7N	−37B	−9N	4.5	34.0	36.0	18.75	1976	+12.0
18	Md. Rabby, Salim	1927	BAN	+56N	+40B	−3N	+41B	+28N	−11B	=6N	−10B	4.5	33.5	36.0	16.25	1932	0.0
19	Faisal, Hossain	1978	BAN	F	+50N	−1B	+27B	−17N	+41B	=24N	+21B	4.5	32.0	32.0	17.25	1992	+3.2
20	Dipteman, Roy	1882	BAN	+39N	−28B	=30N	+62B	+45N	−3B	+23N	−6B	4.5	31.0	33.0	15.00	1825	-9.0
21	Hossain, Enayet Mohammad	1917	BAN	+70B	+61N	−6B	−23N	+38B	+14N	=8B	−19N	4.5	30.5	31.5	14.25	1766	-20.4
22	Md Nasir Uddin	2002	BAN	+69B	+35N	−2B	=57N	+50B	+52N	−7B	−13N	4.5	29.5	30.5	12.25	1870	-24.2
23	Bala, Kamol	1728	BAN	−8B	+60N	+77N	+21B	−44N	=12B	−20B	+38N	4.5	28.0	28.0	12.50	1934	+35.2
24	Md Al-Amin, Shaikh	1756	BAN	−33B	+49N	+61B	−34N	+74B	+35N	=19B	−8N	4.5	27.0	27.0	11.25	1872	+9.4
25	Gazi Nasir Uddin Selim	1729	BAN	−4N	+72B	−11N	=39B	−42N	+54N	+64B	+56B	4.5	25.0	25.0	8.75	1885	+8.2
26	Md, Onik Hossen	0	BAN	−16N	−30B	+73N	+64B	−27N	+31B	=41N	+59B	4.5	24.0	24.0	9.25	1760	0.0
27	Shakil, Ahmed	1827	BAN	+47B	−6N	+54B	−19N	+26B	−13N	−14B	+49N	4.0	30.5	33.5	13.50	1179	-36.0
28	Md. Masum, HossainCM	2097	BAN	+59B	+20N	−9B	+35N	−18B	+43N	−13B	−40B	4.0	30.5	32.5	14.00	1915	-28.8
29	Islam, Sheik Md. Khairul	1860	BAN	+42N	−3B	+48N	−11B	−32N	+67B	+30N	−45B	4.0	29.0	30.0	11.50	1587	-34.2
30	Mohammad Minul, Hoque Riyad	1601	BAN	−5B	+26N	=20B	+33N	−52B	=63N	−29B	+54N	4.0	28.5	30.0	14.50	1564	-3.2
31	K.m., Golam Mostafa	1860	BAN	+58B	−7N	+47B	−8N	−14B	−26N	+67N	+53B	4.0	28.5	29.5	9.00	1277	-18.4
32	Md Basharul Alam	1647	BAN	=37B	=33N	−8B	+58N	+29B	−34N	+46B	−52N	4.0	27.0	29.0	12.75	1781	+12.6
33	Tapon, Kumar Shil	0	BAN	+24N	=32B	−17N	−30B	=64N	+48B	+59N	−12B	4.0	27.0	28.5	12.25	1693	0.0
34	Md, Asifur Rahman	1893	BAN	+72N	+11B	−44N	+24B	−15N	+32B	−10N	F	4.0	27.0	27.0	13.50	1908	+2.8
35	Mohammad, Din	1830	BAN	+67N	−22B	+39N	−28B	+71N	−24B	+63B	−14N	4.0	24.0	24.0	6.00	1151	-21.0
36	Md Moniruzzaman, Khan	1793	BAN	−46B	+56N	+51B	−13N	−47B	+58N	+53B	F	4.0	22.5	24.5	10.50	1162	-5.6
37	Bhuiyan, Golam Mostafa	2110	BAN	=32N	F	F	−4B	+16N	+10B	+17N	−2B	3.5	33.0	33.0	17.00	1969	-18.6
38	Hasan, Kabir	1736	BAN	−1B	+53N	−4N	+72B	−21N	+42B	=39N	−23B	3.5	33.0	33.0	8.25	1179	-18.6
39	Md Mezbahuddin, Sharif	0	BAN	−20B	+59N	−35B	=25N	+?B	=45N	=38B	F	3.5	25.0	25.0	7.50	1701	0.0
40	Wahidul, Islam ( Faisal )	0	BAN	F	−18N	=45B	F	+57B	−9N	+52B	+28N	3.5	22.5	22.5	11.00	1906	0.0
41	Babul, Mollick	1760	BAN	F	F	+59B	−18N	+54B	−19N	=26B	+42N	3.5	22.0	22.0	10.75	1718	-3.6
42	Md Samim, Hossain	0	BAN	−29B	+68N	=?B	−52N	+25B	−38N	+62N	−41B	3.5	21.5	21.5	7.50	1651	0.0
43	Md, Asadujjaman	1797	BAN	+51N	−44B	F	+60N	+67B	−28B	=56N	F	3.5	19.0	19.0	7.25	1246	-7.8
44	Dewan, Md. Riad	1996	BAN	F	+43N	+34B	−1N	+23B	−4B	−16N	F	3.0	35.0	36.5	12.00	1955	-7.0
45	Md Aliza, Hossain	1747	BAN	+65N	−13B	=40N	F	−20B	=39B	F	+29N	3.0	25.0	25.0	9.00	1776	+4.0
46	Md Omr, Faruq	0	BAN	+36N	−10B	+64N	−16B	−62N	+71B	−32N	F	3.0	25.0	25.0	5.50	1644	0.0
47	Md Shaihan, Ghani	0	BAN	−27N	+55B	−31N	+68B	+36N	−16B	F	F	3.0	24.0	24.0	8.00	1643	0.0
48	FIDE 532032897	0	—	−9B	+74N	−29B	−54N	+60B	−33N	+58B	F	3.0	23.5	23.5	4.00	1110	0.0
49	FIDE 532032935	0	—	−2B	−24B	−68N	−59N	+66B	+60N	+61N	−27B	3.0	22.5	23.5	5.50	979	0.0
50	Md Anowarul, Islam	1785	BAN	+75N	−19B	F	=10B	−22N	+62B	=12N	F	3.0	21.5	21.5	7.25	1807	+5.2
51	FIDE 532033028	0	—	−43B	F	−36N	−14N	−56B	+69B	+55N	+63N	3.0	20.5	20.5	5.50	995	0.0
52	Sanjoy, Somadder	1801	BAN	F	F	F	+42B	+30N	−22B	−40N	+32B	3.0	19.5	19.5	11.50	1875	+5.8
53	FIDE 532032960	0	—	−12N	−38B	F	+73B	+68N	+61B	−36N	−31N	3.0	19.5	19.5	3.00	1021	0.0
54	FIDE 532033010	0	—	−?N	+73B	−27N	+48B	−41N	−25B	+71N	−30B	3.0	19.0	19.0	3.00	945	0.0
55	FIDE 532032838	0	—	−6B	−47N	−60B	+61N	+58B	+72N	−51B	F	3.0	18.5	18.5	4.00	1196	0.0
56	Md, Humauin Kabir	0	BAN	−18B	−36B	F	F	+51N	+65N	=43B	−25N	2.5	21.0	21.0	6.25	1490	0.0
57	Md Kayez, Molla	1787	BAN	+74N	+77B	−15N	=22B	−40N	F	F	F	2.5	13.0	13.0	2.25	1993	+15.8
58	FIDE 532032986	0	—	−31N	+71B	−16N	−32B	−55N	−36B	−48N	+74B	2.0	23.0	23.0	0.00	991	0.0
59	Ibrahim, Morol	1624	BAN	−28N	−39B	−41N	+49B	+72N	F	−33B	−26N	2.0	22.5	22.5	3.00	1092	-16.0
60	FIDE 532030118	0	—	−17N	−23B	+55N	−43B	−48N	−49B	F	+71B	2.0	21.5	21.5	3.00	1005	0.0
61	Saddam, Hossain	0	BAN	+64N	−21B	−24N	−55B	F	−53N	−49B	+69B	2.0	20.5	21.5	2.50	1695	0.0
62	Md Humayun Kabir, Shamol	1580	BAN	F	F	F	−20N	+46B	−50N	−42B	+65N	2.0	15.5	15.5	4.50	1034	-7.8
63	Md, Badrul Hassen	0	BAN	F	+65B	F	F	−10N	=30B	−35N	−51B	1.5	21.5	21.5	3.50	1517	0.0
64	Shamsul Kabir Chowdhury	1787	BAN	−61B	+70N	−46B	−26N	=33B	F	−25N	−66B	1.5	20.5	20.5	3.00	929	-11.6
65	Tasmin Ahmmed, Arifa	0	BAN	−45B	−63N	−70B	+69N	F	−56B	=66N	−62B	1.5	12.5	12.5	1.75	864	0.0
66	FIDE 532032951	0	—	F	F	F	F	−49N	F	=65B	+64N	1.5	10.0	10.0	2.25	1807	0.0
67	FIDE 532032994	0	—	−35B	+69N	F	−12B	−43N	−29N	−31B	F	1.0	24.5	24.5	1.00	1048	0.0
68	FIDE 532032846	0	—	−3N	−42B	+49B	−47N	−53B	F	F	F	1.0	20.5	20.5	3.00	1228	0.0
69	FIDE 532032820	0	—	−22N	−67B	F	−65B	F	−51N	+72B	−61N	1.0	12.0	12.0	0.00	1202	0.0
70	FIDE 532032927	0	—	−21N	−64B	+65N	F	F	F	F	F	1.0	9.5	9.5	1.50	1052	0.0
71	FIDE 532032811	0	—	−7B	−58N	F	F	−35B	−46N	−54B	−60N	0.0	22.5	22.5	0.00	1124	0.0
72	Md Maruf, Hasan	0	BAN	−34B	−25N	F	−38N	−59B	−55B	−69N	F	0.0	19.0	19.0	0.00	946	0.0
73	FIDE 532032854	0	—	−15B	−54N	−26B	−53N	F	F	F	F	0.0	17.0	17.0	0.00	1192	0.0
74	FIDE 532033036	0	—	−57B	−48B	F	F	−24N	F	F	−58N	0.0	17.0	17.0	0.00	972	0.0
75	Sayed, Khan	0	BAN	−50B	−14N	F	F	F	F	F	F	0.0	14.0	14.0	0.00	985	0.0
76	FIDE 532033001	0	—	F	−9N	F	F	F	F	F	F	0.0	8.5	8.5	0.00	1159	0.0
77	Uten	1985	BAN	F	−57N	−23B	F	F	F	F	F	0.0	7.0	7.0	0.00	958	-31.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Arup, GolderBAN
+71.4
6.5 pts · #5
2Bala, KamolBAN
+35.2
4.5 pts · #17
3Hossain, DelwarBAN
+29.8
6.5 pts · #3

Top rating losers

1Shakil, AhmedBAN
-36.0
4.0 pts · #53
2Islam, Sheik Md. KhairulBAN
-34.2
4.0 pts · #37
3UtenBAN
-31.6
0.0 pts · #70

Biggest upsets

R3+257 Elo gap
Bala, Kamol1728 beat Uten1985
R2+245 Elo gap
Md Zakir , Hossain1891 beat FMMd., Sharif Hossain2136
R2+245 Elo gap
Arup, Golder1910 beat FMRahman, Syed Mahfuzur2155