London Chess League FIDE Weekender 26-28 September - Open
Open SwissStandard
24 players participated in this 6-round tournament, held from 26 Sept 2025 to 28 Sept 2025 in London W6, England. 3 titled players from 5 federations. Top 10 Elo average was 2021, and top seed was Jovica Radovanovic (🇷🇸 SRB, FM, 2226).
Nicolas Mohnblatt (🇫🇷 FRA, 1822) won with 4.0/6, ahead of Jai Kothari (3.5) and Manmay Chopra (3.5). Mohnblatt took the lead from round 4.
The biggest upset came in round 4: Aditya Gupta (1792) beat Jovica Radovanovic (FM, 2226), a +434-point gap.
Location
🇬🇧London W6, England
Dates
26 Sept 2025 → 28 Sept 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 6 rounds
Titled players · 3
FM×2
CM×1
Federations · 5 represented
🇬🇧England×20
🇨🇳China×1
🇷🇸Serbia×1
🇮🇳India×1
🇫🇷France×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsNicolas Mohnblatt led from R4; +0.5-point edge over the runner-up.
Co-leaders
9
3
1
1
1
1
R4 · LEADER CHANGE28 Sept
Nicolas Mohnblatt takes the sole lead (3.5/4).
R1–R3 · WIN STREAK
CM Manmay Chopra won 3 in a row (R1–R3).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Nicolas Mohnblatt | * | — | ½ | 1 |
| 2Jai Kothari | — | * | — | ½ |
| 3CMManmay Chopra | ½ | — | * | — |
| 4Kameron Grose | 0 | ½ | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mohnblatt, Nicolas | 1822 | FRA | +4N | =5N | +14B | +11B | =3N | F | 4.0 | 13.0 | 13.0 | 10.00 | 2191 | +45.6 |
| 2 | Kothari, Jai | 2051 | ENG | =6B | =9N | +13B | +7N | =4B | F | 3.5 | 12.5 | 12.5 | 8.50 | 2029 | -25.6 |
| 3 | Manmay ChopraCM | 2156 | IND | +15N | +13B | +11N | F | =1B | F | 3.5 | 11.5 | 11.5 | 7.50 | 2174 | -1.6 |
| 4 | Grose, Kameron | 1913 | ENG | −1B | +18N | +5B | =8N | =2N | F | 3.0 | 13.0 | 13.0 | 6.00 | 1994 | +3.6 |
| 5 | Wang, Luoke | 1935 | ENG | +10N | =1B | −4N | =6B | =17B | F | 2.5 | 13.5 | 13.5 | 6.50 | 1922 | -5.2 |
| 6 | Li, Harvey | 1838 | ENG | =2N | −12B | F | =5N | =7B | +24N | 2.5 | 10.5 | 10.5 | 4.25 | 1887 | +12.4 |
| 7 | Lapidus, Alexey M. | 1867 | ENG | +21N | −11B | +22N | −2B | =6N | F | 2.5 | 8.0 | 8.0 | 1.25 | 1810 | -25.6 |
| 8 | Rubeck, Jonathan | 1832 | ENG | +16N | −14N | +19B | =4B | F | F | 2.5 | 7.0 | 7.0 | 3.50 | 2124 | +26.0 |
| 9 | Gupta, Aditya | 1792 | ENG | +23N | =2B | −12N | +16B | F | F | 2.5 | 7.0 | 7.0 | 3.25 | 2098 | +58.4 |
| 10 | Balmond, Tom | 1820 | ENG | −5B | =19N | +15B | −17N | +21B | F | 2.5 | 6.0 | 6.0 | 1.75 | 1916 | +30.8 |
| 11 | Sun, Kaichen | 1637 | CHN | +19B | +7N | −3B | −1N | F | F | 2.0 | 10.5 | 10.5 | 3.00 | 1916 | +52.0 |
| 12 | Brown, John | 1744 | ENG | F | +6N | +9B | F | F | F | 2.0 | 8.5 | 8.5 | 5.00 | 2607 | +47.2 |
| 13 | Hertog, Alexander | 1950 | ENG | +22B | −3N | −2N | F | +18B | F | 2.0 | 7.5 | 7.5 | 0.50 | 1969 | +12.8 |
| 14 | Dupuis, Denis K | 2013 | ENG | +18N | +8B | −1N | F | F | F | 2.0 | 7.0 | 7.0 | 3.00 | 1963 | -7.6 |
| 15 | Lee, Yuk Hei | 1858 | ENG | −3B | =16B | −10N | F | +20N | F | 1.5 | 8.0 | 8.0 | 1.25 | 1878 | -1.6 |
| 16 | Radovanovic, JovicaFM | 2226 | SRB | −8B | =15N | +21B | −9N | F | F | 1.5 | 6.5 | 6.5 | 0.75 | 1755 | -43.0 |
| 17 | Martyn, RafeFM | 2192 | ENG | F | F | F | +10B | =5N | F | 1.5 | 5.0 | 5.0 | 3.75 | 2057 | -4.6 |
| 18 | Prince, Alan R | 1824 | ENG | −14B | −4B | F | F | −13N | =20N | 0.5 | 7.5 | 7.5 | 0.25 | 1566 | -23.6 |
| 19 | Clarke, Niall | 1885 | ENG | −11N | =10B | −8N | F | F | F | 0.5 | 7.0 | 7.0 | 1.25 | 1489 | -30.0 |
| 20 | Sood, Vineet | 0 | ENG | F | F | F | F | −15B | =18B | 0.5 | 2.0 | 2.0 | 0.25 | 1646 | -0.8 |
| 21 | Farahmandpour, Ehsan | 1717 | ENG | −7B | F | −16N | F | −10N | F | 0.0 | 6.5 | 6.5 | 0.00 | 1137 | -14.8 |
| 22 | Sengupta, Sohana | 1641 | ENG | −13N | F | −7B | F | F | F | 0.0 | 5.0 | 5.0 | 0.00 | 1103 | -19.6 |
| 23 | Rahman, K Azizur | 1893 | ENG | −9B | F | F | F | F | F | 0.0 | 2.5 | 2.5 | 0.00 | 983 | -13.8 |
| 24 | Gilbertson, Cindy | 0 | ENG | F | F | F | F | F | −6B | 0.0 | 2.5 | 2.5 | 0.00 | 1031 | -12.4 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Gupta, AdityaENG+58.42.5 pts · #7
- 2Sun, KaichenCHN+52.02.0 pts · #13
- 3Brown, JohnENG+47.22.0 pts · #12
Top rating losers
- 1Radovanovic, JovicaFMSRB-43.01.5 pts · #17
- 2Clarke, NiallENG-30.00.5 pts · #19
- 3Kothari, JaiENG-25.63.5 pts · #2
Biggest upsets
- R4+434 Elo gap
- R1+394 Elo gap
- R1+248 Elo gap