49th National Zonal Chess Tournament, Zone-4, Rajshahi and Rangpur Divisions
Open SwissStandard
47 players participated in this 7-round tournament, held from 25 Aug 2025 to 29 Aug 2025 in Rajshahi, Bangladesh. Top 10 Elo average was 1899, and top seed was Hossain Md Abul (🇧🇩 BAN, 1956).
Hossain Md Abul (🇧🇩 BAN, 1956) won with 6.5/7, ahead of Abu Huraira (6.0) and Hossain Faisal (5.5). Md Abul won solo starting round 5.
The biggest upset came in round 7: Shahariar Taufiq Al (1638) beat Kuranu Abu Taleb (1912), a +274-point gap.
Location
🇧🇩Rajshahi, Bangladesh
Dates
25 Aug 2025 → 29 Aug 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Federations · 1 represented
🇧🇩Bangladesh×46
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsHossain Md Abul led from R5; +0.5-point edge over the runner-up. Title race converged from 3 co-leaders at R4 to 1 by R5.
Co-leaders
22
10
5
3
1
1
1
R5–R7 · LEAD HELD
Hossain Md Abul held the sole lead from R5 through R7 without losing it.
WIN STREAKS · 3 top finishers
Hossain Md Abul 6 wins (R1–R6)Abu Huraira 3+3 wins (R1–R3, R5–R7)Hossain Faisal 4 wins (R3–R6)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Hossain Md Abul | * | — | ½ | — |
| 2Abu Huraira | — | * | — | — |
| 3Hossain Faisal | ½ | — | * | — |
| 4Amin Md. Sultan Byzid | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Md Abul, Hossain | 1956 | BAN | +15B | +25N | +6B | +17N | +8B | +5N | =3B | 6.5 | 27.5 | 30.5 | 27.75 | 2287 | +85.2 |
| 2 | Abu Huraira, , Sowrab | 1918 | BAN | +38N | +23B | +7N | −9B | +17N | +8N | +6B | 6.0 | 25.5 | 26.5 | 22.00 | 2172 | +39.2 |
| 3 | Faisal, Hossain | 1901 | BAN | +32N | −10B | +35N | +20B | +7N | +9B | =1N | 5.5 | 26.0 | 27.5 | 19.75 | 2060 | +26.8 |
| 4 | Md. Sultan Byzid, Amin | 1870 | BAN | +22N | =11B | +14N | −5B | +18N | +19B | +10N | 5.5 | 25.0 | 28.5 | 21.25 | 2008 | +14.2 |
| 5 | S.m., Kotaiba Biplob | 1869 | BAN | =21B | +26N | +11B | +4N | +9N | −1B | =8N | 5.0 | 29.0 | 31.5 | 21.00 | 1982 | +18.6 |
| 6 | Md. Hasan | 1878 | BAN | +13N | +20B | −1N | +32B | +12N | +27B | −2N | 5.0 | 27.0 | 29.0 | 16.50 | 1982 | +20.0 |
| 7 | Rajbhor, Ratan | 1858 | BAN | +45B | +18N | −2B | +38N | −3B | +24N | +31B | 5.0 | 21.0 | 21.0 | 9.50 | 1832 | -2.8 |
| 8 | Hafizur, Rahman | 1888 | BAN | +35B | +24N | +10B | +29N | −1N | −2B | =5B | 4.5 | 27.5 | 29.0 | 14.00 | 1942 | +11.0 |
| 9 | Md. Abu Jafor, Siddik | 1900 | BAN | +33B | +41N | +12B | +2N | −5B | −3N | =11B | 4.5 | 27.5 | 28.5 | 15.75 | 1963 | +10.2 |
| 10 | Shohan, Shake | 1823 | BAN | +46B | +3N | −8N | =19B | +14N | +17B | −4B | 4.5 | 26.5 | 26.5 | 14.75 | 1888 | +18.0 |
| 11 | Dr Md Istiaque Hossain | 0 | BAN | +?B | =4N | −5N | +22B | =25N | +23B | =9N | 4.5 | 24.5 | 24.5 | 13.00 | 1871 | 0.0 |
| 12 | Md. Hanif Bin, Islam Rony | 1842 | BAN | +40B | +31N | −9N | +13B | −6B | =21N | +27N | 4.5 | 21.5 | 22.5 | 11.25 | 1788 | -7.0 |
| 13 | Md Shahenshah, Ali | 1738 | BAN | −6B | +36N | +28B | −12N | +15B | +26N | −16B | 4.0 | 22.5 | 24.0 | 10.50 | 1900 | +62.8 |
| 14 | Arifur Rahman, Biplob | 0 | BAN | +36B | =29N | −4B | +28N | −10B | =18B | +23N | 4.0 | 21.5 | 23.0 | 10.00 | 1871 | 0.0 |
| 15 | Md. Sahin, Badsa | 1815 | BAN | −1N | +43B | −18N | +34B | −13N | +39B | +37N | 4.0 | 18.0 | 18.0 | 4.00 | 1851 | +5.2 |
| 16 | Soykto, Ibnul Mun Kaisar | 1823 | BAN | +44N | −19B | −24N | F | +41B | +20B | +13N | 4.0 | 16.0 | 16.0 | 8.50 | 1839 | +2.2 |
| 17 | Md Sazib, Kaisar | 1868 | BAN | +43N | +34B | +19N | −1B | −2B | −10N | =20N | 3.5 | 26.0 | 26.0 | 7.25 | 1773 | -15.4 |
| 18 | Ashgor, Ali | 0 | BAN | +28N | −7B | +15B | =21N | −4B | =14N | =26B | 3.5 | 24.5 | 27.0 | 11.50 | 1819 | 0.0 |
| 19 | Abu Taleb, Kuranu | 1912 | BAN | +27B | +16N | −17B | =10N | +23B | −4N | −21B | 3.5 | 24.0 | 26.5 | 11.75 | 1807 | -19.2 |
| 20 | Sk. Md. Abdul Muttalib | 1756 | BAN | +26B | −6N | +31B | −3N | +37B | −16N | =17B | 3.5 | 22.5 | 23.5 | 7.25 | 1815 | +8.6 |
| 21 | Taufiq Al, Shahariar | 1638 | BAN | =5N | F | −29B | =18B | +32N | =12B | +19N | 3.5 | 21.0 | 21.0 | 12.00 | 1926 | +74.0 |
| 22 | Md, Ashraful Islam | 1654 | BAN | −4B | =42N | +36B | −11N | −24B | +30N | +35B | 3.5 | 18.5 | 19.0 | 5.75 | 1802 | +38.4 |
| 23 | Md, Ruhul Amin Ruhul | 1840 | BAN | +30B | −2N | +39B | +24B | −19N | −11N | −14B | 3.0 | 23.5 | 24.5 | 6.50 | 1810 | -3.0 |
| 24 | Laxmon, Chakrabarty | 1697 | BAN | +37N | −8B | +16B | −23N | +22N | −7B | F | 3.0 | 23.0 | 24.0 | 8.50 | 1822 | +39.6 |
| 25 | Md Azahar, Ali | 1840 | BAN | +47N | −1B | +41B | =27N | =11B | −31N | F | 3.0 | 19.5 | 19.5 | 4.50 | 1824 | -1.4 |
| 26 | Md. Aminul, Islam Amin | 1890 | BAN | −20N | −5B | F | +39N | +35B | −13B | =18N | 2.5 | 18.5 | 18.5 | 4.25 | 1692 | -53.6 |
| 27 | Md. Abu Saleh, Molla | 1785 | BAN | −19N | +47B | F | =25B | +29N | −6N | −12B | 2.5 | 18.5 | 18.5 | 4.00 | 1720 | -8.4 |
| 28 | Md. Anower, Hossain | 1845 | BAN | −18B | F | −13N | −14B | =30N | +33B | +36N | 2.5 | 17.5 | 17.5 | 4.75 | 1913 | +5.4 |
| 29 | Md. Gishan Rahman Maleq | 1873 | BAN | +39N | =14B | +21N | −8B | −27B | F | F | 2.5 | 16.5 | 16.5 | 6.50 | 1756 | -12.0 |
| 30 | Md, Kamruzzaman | 0 | BAN | −23N | −32B | +33N | F | =28B | −22B | +43N | 2.5 | 14.0 | 14.0 | 3.25 | 1693 | 0.0 |
| 31 | Nazmus, Shahadat | 0 | BAN | F | −12B | −20N | +42N | F | +25B | −7N | 2.0 | 17.5 | 17.5 | 3.50 | 1755 | 0.0 |
| 32 | Ribbie Mohammad, Omar | 1772 | BAN | −3B | +30N | +44B | −6N | −21B | F | F | 2.0 | 16.5 | 16.5 | 2.50 | 1005 | -54.8 |
| 33 | Md Ferdous, Wahid | 1770 | BAN | −9N | F | −30B | +43N | +34B | −28N | −39B | 2.0 | 12.5 | 12.5 | 2.00 | 1576 | -20.0 |
| 34 | Md, Nuruzzaman | 0 | BAN | +42B | −17N | −38B | −15N | −33N | +43B | F | 2.0 | 12.0 | 12.0 | 0.50 | 1662 | 0.0 |
| 35 | Md Obaidulla, Al Faruk | 1744 | BAN | −8N | +37B | −3B | F | −26N | =36B | −22N | 1.5 | 18.5 | 18.5 | 1.75 | 1651 | -28.0 |
| 36 | Ibrahim, Mostafa | 1857 | BAN | −14N | −13B | −22N | F | +40B | =35N | −28B | 1.5 | 16.5 | 16.5 | 1.75 | 1423 | -41.8 |
| 37 | Md. Aktar, Hossain Uozzol | 1871 | BAN | −24B | −35N | +42B | F | −20N | F | −15B | 1.0 | 17.0 | 17.5 | 0.50 | 1530 | -43.6 |
| 38 | Nahid, Ahmed | 1811 | BAN | −2B | F | +34N | −7B | F | F | F | 1.0 | 17.0 | 17.0 | 2.00 | 1088 | -15.6 |
| 39 | Ashraf Al, Imam | 1712 | BAN | −29B | F | −23N | −26B | F | −15N | +33N | 1.0 | 14.0 | 14.0 | 2.00 | 1598 | -26.8 |
| 40 | Jarif, Ahmed Ononno | 0 | BAN | −12N | F | +43B | F | −36N | F | F | 1.0 | 13.0 | 13.0 | 0.00 | 1647 | 0.0 |
| 41 | Habibullah | 1730 | BAN | F | −9B | −25N | +44B | −16N | F | F | 1.0 | 12.5 | 12.5 | 0.00 | 1054 | -20.0 |
| 42 | Md. Mostafizur, Rahman Raju | 1840 | BAN | −34N | =22B | −37N | −31B | F | F | F | 0.5 | 8.5 | 8.5 | 1.75 | 1570 | -28.0 |
| 43 | Abdullah Farook, Popel | 1617 | BAN | −17B | −15N | −40N | −33B | F | −34N | −30B | 0.0 | 15.0 | 15.0 | 0.00 | 1018 | -29.2 |
| 44 | Muminur, Rahman | 0 | BAN | −16B | F | −32N | −41N | F | F | F | 0.0 | 11.0 | 11.0 | 0.00 | 975 | 0.0 |
| 45 | Anonnyo, Tuhin | 0 | BAN | −7N | F | F | F | F | F | F | 0.0 | 10.0 | 10.0 | 0.00 | 1058 | 0.0 |
| 46 | FIDE 10229370 | 0 | — | −10N | F | F | F | F | F | F | 0.0 | 8.5 | 8.5 | 0.00 | 1023 | 0.0 |
| 47 | Md Fahim, Mahmud | 0 | BAN | −25B | −27N | F | F | F | F | F | 0.0 | 7.0 | 7.0 | 0.00 | 1013 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Md Abul, HossainBAN+85.26.5 pts · #1
- 2Taufiq Al, ShahariarBAN+74.03.5 pts · #17
- 3Md Shahenshah, AliBAN+62.84.0 pts · #7
Top rating losers
- 1Ribbie Mohammad, OmarBAN-54.82.0 pts · #41
- 2Md. Aminul, Islam AminBAN-53.62.5 pts · #30
- 3Md. Aktar, Hossain UozzolBAN-43.61.0 pts · #36
Biggest upsets
- R7+274 Elo gap
- R3+203 Elo gap
- R1+174 Elo gap