The 1st Chess Tournament Summer Cup Sari and Sabzi Tierd (Standard-Rated)
Open SwissStandard
45 players participated in this 7-round tournament, held from 06 Aug 2025 to 09 Aug 2025 in Sari, Iran. 2 titled players. Top 10 Elo average was 1928, and top seed was Mohsen Vaghar (🇮🇷 IRI, 2157).
Vihan Hosseini (🇮🇷 IRI, 1872) won with 6.0/7, ahead of Saeb Barzegar (6.0) and Mohsen Sharbaf (5.5). Hosseini shared the lead from round 5, winning on tie-break.
The biggest upset came in round 1: Mahtab Noroozian (1644) beat Mohsen Sharbaf (IM, 2156), a +512-point gap.
Location
🇮🇷Sari, Iran
Dates
06 Aug 2025 → 09 Aug 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Avg top 10
1,928
Participants
45
Titled players · 2
IM×1
WFM×1
Federations · 1 represented
🇮🇷Iran×45
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsTight race until R7; 2 players tied at 6.0/7, decided on Buchholz. Title race narrowed from 5 co-leaders at R4 to 2 at the finish.
Co-leaders
17
9
4
5
3
2
2
R7 · TIEBREAK CLUSTER
2 players finish on 6.0/7. Hosseini takes the title on Buchholz Cut1 (27.5).
R7 · HEAD-TO-HEAD · WINNER VS 2ND
Saeb Barzegar drew with Vihan Hosseini (Black).
WIN STREAKS · 3 top finishers
Saeb Barzegar 3 wins (R1–R3)Vihan Hosseini 3 wins (R1–R3)IM Mohsen Sharbaf 4 wins (R2–R5)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Saeb Barzegar | * | ½ | — | — |
| 2Vihan Hosseini | ½ | * | — | — |
| 3IMMohsen Sharbaf | — | — | * | — |
| 4Seyed Hesam Hamzenia Tigi | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Hosseini, Vihan | 1872 | IRI | +13B | +12N | +33B | =7B | +10N | +8N | =2B | 6.0 | 27.5 | 29.5 | 24.25 | 2095 | +73.6 |
| 2 | Barzegar, Saeb | 2036 | IRI | +34N | +21B | +8N | =5B | +9N | +7B | =1N | 6.0 | 27.5 | 29.5 | 24.00 | 2118 | +11.8 |
| 3 | Sharbaf, MohsenIM | 2156 | IRI | −11B | +13N | +40B | +14N | +26B | =5N | +16B | 5.5 | 23.5 | 24.0 | 17.50 | 2003 | -8.6 |
| 4 | Hamzenia Tigi, Seyed Hesam | 1789 | IRI | +25N | +32B | −7N | =16B | +18N | =10B | +12N | 5.0 | 23.0 | 25.0 | 16.50 | 1869 | +33.2 |
| 5 | Safaee, Sepehr | 1876 | IRI | +38B | +40N | +26B | =2N | −7N | =3B | +28N | 5.0 | 23.0 | 23.5 | 13.25 | 1944 | +16.0 |
| 6 | Haghshenas, Moahammad Sadra | 1716 | IRI | =23N | +22B | −17N | +19B | +20N | =9B | +7N | 5.0 | 22.0 | 25.0 | 17.75 | 1809 | +36.4 |
| 7 | Kharamin, Iman | 1901 | IRI | +14B | +11N | +4B | =1N | +5B | −2N | −6B | 4.5 | 31.0 | 35.0 | 21.00 | 1887 | -0.4 |
| 8 | Hadadzadeh, Hamid Reza | 1759 | IRI | +19B | +43N | −2B | +12N | +28N | −1B | =10N | 4.5 | 26.5 | 26.5 | 12.25 | 1806 | +21.6 |
| 9 | Rezaei Abari, Farzin | 1901 | IRI | +15N | +16B | F | +17N | −2B | =6N | +11B | 4.5 | 26.0 | 26.0 | 17.50 | 1899 | +2.4 |
| 10 | Jalali, ParimaWFM | 2006 | IRI | =17B | +39N | +20B | +37N | −1B | =4N | =8B | 4.5 | 24.0 | 25.0 | 12.50 | 1838 | -23.4 |
| 11 | Noroozian, Mahtab | 1644 | IRI | +3N | −7B | +24N | −31B | +25N | +27B | −9N | 4.0 | 23.5 | 26.0 | 14.50 | 1791 | +39.6 |
| 12 | Robati, Sina | 1521 | IRI | +30N | −1B | +32N | −8B | +34N | +21B | −4B | 4.0 | 23.0 | 25.0 | 9.50 | 1795 | +96.0 |
| 13 | Bagherzadegan, Sania | 1553 | IRI | −1N | −3B | +42N | +32B | −21N | +24B | +20N | 4.0 | 22.5 | 22.5 | 8.00 | 1724 | +48.0 |
| 14 | Safarzadeh, Sozhin | 1572 | IRI | −7N | +42B | +21N | −3B | =22N | =20B | +25N | 4.0 | 22.0 | 22.0 | 9.00 | 1735 | +57.2 |
| 15 | Shokri, Barad | 1561 | IRI | −9B | +45N | −37B | +39N | −30B | +35N | +29B | 4.0 | 14.5 | 14.5 | 5.50 | 1698 | +44.8 |
| 16 | Vaziri, Sadra | 1686 | IRI | +44B | −9N | +27B | =4N | +17B | F | −3N | 3.5 | 24.0 | 24.0 | 9.00 | 1781 | +28.0 |
| 17 | Koohi, Kian | 1593 | IRI | =10N | F | +6B | −9B | −16N | +29B | +21N | 3.5 | 23.0 | 23.0 | 12.75 | 1817 | +67.6 |
| 18 | Yosefi, Mohammad Taher | 1681 | IRI | −24N | +25B | =29N | +23N | −4B | +22B | −19N | 3.5 | 20.5 | 23.0 | 10.25 | 1619 | -8.6 |
| 19 | Bagheri, Ali | 1503 | IRI | −8N | =30B | +44N | −6N | +23B | F | +18B | 3.5 | 20.5 | 20.5 | 7.75 | 1707 | +64.0 |
| 20 | Sabzi, Naser | 1647 | IRI | =22N | +23B | −10N | +29B | −6B | =14N | −13B | 3.0 | 23.5 | 26.0 | 9.00 | 1579 | -15.8 |
| 21 | Rostamian, Arad | 1719 | IRI | +35B | −2N | −14B | +45N | +13B | −12N | −17B | 3.0 | 23.5 | 23.5 | 6.00 | 1549 | -64.0 |
| 22 | Bastani, Ahoura | 1426 | IRI | =20B | −6N | =39B | +44N | =14B | −18N | =23B | 3.0 | 19.5 | 19.5 | 5.50 | 1524 | -7.6 |
| 23 | Jafari, Mani | 1476 | IRI | =6B | −20N | +41N | −18B | −19N | +40B | =22N | 3.0 | 18.5 | 19.0 | 5.00 | 1574 | +32.8 |
| 24 | Najafi, Delsa | 1447 | IRI | +18B | −33N | −11B | −27N | +42B | −13N | +35B | 3.0 | 18.5 | 18.5 | 5.50 | 1535 | 0.0 |
| 25 | Mohammadi, Amir Reza | 1520 | IRI | −4B | −18N | +38B | +40N | −11B | +43N | −14B | 3.0 | 18.5 | 18.5 | 2.00 | 1549 | +6.8 |
| 26 | Akhavan Rad, AliAsghar | 1735 | IRI | +42N | +27B | −5N | +34B | −3N | F | F | 3.0 | 18.0 | 18.0 | 5.00 | 1798 | +8.2 |
| 27 | Fallah Saravi, Hosein | 1554 | IRI | +37B | −26N | −16N | +24B | F | −11N | +36B | 3.0 | 17.5 | 19.5 | 7.00 | 1620 | +21.2 |
| 28 | Shahabi Gharib, Shervin | 1582 | IRI | F | +41B | =31N | +33N | −8B | F | −5B | 2.5 | 17.5 | 17.5 | 3.75 | 1787 | +25.6 |
| 29 | Mir Sadeghi Sangedei, Seyed Moham | 1487 | IRI | −33B | +38N | =18B | −20N | +43B | −17N | −15N | 2.5 | 17.5 | 17.5 | 3.25 | 1494 | -21.2 |
| 30 | Rahimi, Panteha | 1812 | IRI | −12B | =19N | F | +36B | +15N | F | F | 2.5 | 17.0 | 17.0 | 7.75 | 1624 | -17.0 |
| 31 | Guran Orimi, Mehdi | 1849 | IRI | +36N | F | =28B | +11N | F | F | F | 2.5 | 8.5 | 8.5 | 7.25 | 1858 | +1.0 |
| 32 | Saeedi, Arad | 1648 | IRI | +45B | −4N | −12B | −13N | +39B | F | F | 2.0 | 17.5 | 17.5 | 1.00 | 1487 | -45.6 |
| 33 | Rezaeian. Tina | 1719 | IRI | +29N | +24B | −1N | −28B | F | F | F | 2.0 | 17.0 | 17.0 | 5.50 | 1542 | -28.4 |
| 34 | Mokhtarifar, Mehrad | 1609 | IRI | −2B | +35N | +43B | −26N | −12B | F | F | 2.0 | 17.0 | 17.0 | 2.00 | 1556 | -18.8 |
| 35 | Davoodi, Nikan | 1476 | IRI | −21N | −34B | −36N | +42B | +38N | −15B | −24N | 2.0 | 15.5 | 15.5 | 1.50 | 1454 | -7.2 |
| 36 | Ramzani Darabi, Pouya | 1528 | IRI | −31B | −37N | +35B | −30N | +40B | F | −27N | 2.0 | 14.0 | 14.5 | 2.50 | 1556 | +1.6 |
| 37 | Nazarian, Parsa | 1874 | IRI | −27N | +36B | +15N | −10B | F | F | F | 2.0 | 13.5 | 13.5 | 6.00 | 1656 | -19.2 |
| 38 | Rasooli, Amirhossein | 1555 | IRI | −5N | −29B | −25N | F | −35B | +39N | =40N | 1.5 | 14.0 | 14.5 | 1.25 | 1381 | -56.4 |
| 39 | Zabihzadeh, Seyed Raeen | 1491 | IRI | =41N | −10B | =22N | −15B | −32N | −38B | F | 1.0 | 15.5 | 15.5 | 1.75 | 1381 | -28.4 |
| 40 | Kheyrodin, Sajad | 1578 | IRI | F | −5B | −3N | −25B | −36N | −23N | =38B | 0.5 | 20.0 | 20.0 | 0.75 | 1250 | -74.4 |
| 41 | Vafaei Zarinabadi, Ilia | 1732 | IRI | =39B | −28N | −23B | F | F | F | F | 0.5 | 8.0 | 8.0 | 0.50 | 1238 | -72.8 |
| 42 | Kalantari, Arash | 1495 | IRI | −26B | −14N | −13B | −35N | −24N | F | F | 0.0 | 16.0 | 16.0 | 0.00 | 780 | -62.4 |
| 43 | Molaeifar, Ali | 1418 | IRI | F | −8B | −34N | F | −29N | −25B | F | 0.0 | 12.0 | 12.0 | 0.00 | 810 | -41.2 |
| 44 | Ghorbani Akha, Reza | 1452 | IRI | −16N | F | −19B | −22B | F | F | F | 0.0 | 10.0 | 10.0 | 0.00 | 775 | -40.8 |
| 45 | Rahimi Gholiabad, Aren | 1438 | IRI | −32N | −15B | F | −21B | F | F | F | 0.0 | 9.0 | 9.0 | 0.00 | 847 | -30.4 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Robati, SinaIRI+96.04.0 pts · #12
- 2Hosseini, VihanIRI+73.66.0 pts · #2
- 3Koohi, KianIRI+67.63.5 pts · #17
Top rating losers
- 1Kheyrodin, SajadIRI-74.40.5 pts · #40
- 2Vafaei Zarinabadi, IliaIRI-72.80.5 pts · #41
- 3Rostamian, AradIRI-64.03.0 pts · #19
Biggest upsets
- R1+512 Elo gap
- R1+320 Elo gap
- R1+291 Elo gap