2025 Fall Tuesday Night Marathon - 2000 and Over Round 1-4
Open SwissStandard
28 players participated in this 4-round tournament, held from 02 Sept 2025 to 23 Sept 2025 in San Francisco, CA, United States. 3 titled players from 4 federations. Top 10 Elo average was 2014, and top seed was Jimmy Heiserman (🇺🇸 USA, 2152).
Theodore Coyne (🇺🇸 USA, 2101) won with 4.0/4, ahead of Andrew Zavgorodniy (3.5) and Christophe Bambou (3.0). Coyne won solo starting round 3.
The biggest upset came in round 4: Stephen Parsons (1769) beat Clarence Jones (1984), a +215-point gap.
Location
🇺🇸San Francisco, CA, United States
Dates
02 Sept 2025 → 23 Sept 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 4 rounds
Titled players · 3
IM×1
CM×1
WFM×1
Federations · 4 represented
🇺🇸United States of America×25
🇲🇳Mongolia×1
🇫🇷France×1
🇬🇧England×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 4 roundsTheodore Coyne led from R3; +0.5-point edge over the runner-up.
Co-leaders
9
4
1
1
R3–R4 · LEAD HELD
Theodore Coyne held the sole lead from R3 through R4 without losing it.
R1–R4 · WIN STREAK
Theodore Coyne won 4 in a row (R1–R4).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Theodore Coyne | * | — | 1 | — |
| 2Andrew Zavgorodniy | — | * | — | — |
| 3Christophe Bambou | 0 | — | * | — |
| 4Jimmy Heiserman | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Coyne, Theodore | 2101 | USA | +9N | +8B | +3N | +4B | 4.0 | 7.5 | 9.5 | 9.50 | 2703 | +20.0 |
| 2 | Zavgorodniy, Andrew | 1817 | USA | +19N | +11B | =4N | +7N | 3.5 | 7.0 | 8.0 | 6.75 | 2195 | +68.4 |
| 3 | Bambou, Christophe | 1977 | FRA | +5N | +18B | −1B | +10N | 3.0 | 8.5 | 10.0 | 6.00 | 2131 | +16.2 |
| 4 | Winslow, ElliottIM | 1966 | USA | +10B | +17N | =2B | −1N | 2.5 | 9.5 | 11.5 | 5.75 | 1994 | +2.8 |
| 5 | Sevall, Daniel | 2017 | USA | −3B | +22B | +11N | =15N | 2.5 | 7.0 | 7.5 | 3.50 | 1958 | -11.2 |
| 6 | Heiserman, Jimmy | 2152 | USA | F | =14N | +16B | +8B | 2.5 | 6.0 | 6.0 | 5.00 | 2085 | -2.8 |
| 7 | Uyanga, ByambaaWFM | 1969 | MGL | =23B | +26N | +12N | −2B | 2.5 | 6.0 | 6.0 | 2.25 | 1948 | -2.4 |
| 8 | Walder, Michael | 1852 | USA | +20B | −1N | +27B | −6N | 2.0 | 7.5 | 7.5 | 1.00 | 1945 | +8.4 |
| 9 | Viadiu-Ilarraza, Hector | 1815 | USA | −1B | −20N | +19B | +18N | 2.0 | 6.5 | 7.5 | 2.50 | 1856 | +3.4 |
| 10 | Horowitz, Phineas F | 1825 | USA | −4N | +19B | +20N | −3B | 2.0 | 6.5 | 7.5 | 2.00 | 1864 | +4.0 |
| 11 | Perlov, Daniel | 1747 | USA | +28N | −2N | −5B | +26B | 2.0 | 6.0 | 6.0 | 0.00 | 1902 | +16.0 |
| 12 | Seshadri, Sudarshan | 1900 | USA | +16N | F | −7B | +21N | 2.0 | 5.5 | 5.5 | 3.00 | 1987 | +14.0 |
| 13 | Senthilkumar, PranavCM | 2066 | USA | F | +21N | =15B | =14N | 2.0 | 5.0 | 5.0 | 3.00 | 2005 | -4.2 |
| 14 | Chan, Kyle | 1814 | USA | F | =6B | +23N | =13B | 2.0 | 5.0 | 5.0 | 2.75 | 2119 | +44.8 |
| 15 | Atkeson, Christopher Timothy | 1977 | USA | F | +24N | =13N | =5B | 2.0 | 5.0 | 5.0 | 2.75 | 2148 | +13.8 |
| 16 | Parsons, Stephen | 1769 | USA | −12B | +28B | −6N | +24N | 2.0 | 5.0 | 5.0 | 0.50 | 1970 | +19.2 |
| 17 | Lewis, Edward | 1853 | USA | +27N | −4B | =18N | =25B | 2.0 | 4.5 | 4.5 | 1.00 | 1816 | -4.0 |
| 18 | Smith, Roger | 1808 | USA | +22N | −3N | =17B | −9B | 1.5 | 7.0 | 7.5 | 1.50 | 1762 | -5.8 |
| 19 | Rigel, Marlon | 1751 | USA | −2B | −10N | −9N | +22B | 1.0 | 7.5 | 8.0 | 0.50 | 1609 | -14.4 |
| 20 | Admassu, Yonathan | 1763 | USA | −8N | +9B | −10B | F | 1.0 | 6.0 | 6.0 | 2.00 | 1706 | -4.4 |
| 21 | Clemens, Kristian | 1848 | USA | F | −13B | +26N | −12B | 1.0 | 4.0 | 4.0 | 0.00 | 1840 | -0.8 |
| 22 | McCollum, Patrick M | 1749 | USA | −18B | −5N | =24B | −19N | 0.5 | 5.0 | 5.5 | 0.25 | 1568 | -32.0 |
| 23 | Kulkarni, Neil | 1764 | USA | =7N | F | −14B | F | 0.5 | 4.5 | 4.5 | 1.25 | 1699 | -6.8 |
| 24 | Jones, Clarence | 1984 | USA | F | −15B | =22N | −16B | 0.5 | 4.5 | 4.5 | 0.25 | 1559 | -62.8 |
| 25 | Melville, Cailen | 1728 | USA | F | F | F | =17N | 0.5 | 2.0 | 2.0 | 1.00 | 1853 | +3.4 |
| 26 | Chernobilskiy, Mikhail A | 1929 | USA | F | −7B | −21B | −11N | 0.0 | 5.5 | 5.5 | 0.00 | 1055 | -35.8 |
| 27 | Crompton, Robert | 1763 | ENG | −17B | F | −8N | F | 0.0 | 5.0 | 5.0 | 0.00 | 1053 | -15.2 |
| 28 | Rajaram, Raghu | 1843 | USA | −11B | −16N | F | F | 0.0 | 4.0 | 4.0 | 0.00 | 959 | -24.6 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Zavgorodniy, AndrewUSA+68.43.5 pts · #2
- 2Chan, KyleUSA+44.82.0 pts · #11
- 3Coyne, TheodoreUSA+20.04.0 pts · #1
Top rating losers
- 1Jones, ClarenceUSA-62.80.5 pts · #23
- 2Chernobilskiy, Mikhail AUSA-35.80.0 pts · #27
- 3McCollum, Patrick MUSA-32.00.5 pts · #25
Biggest upsets
- R4+215 Elo gap
- R4+182 Elo gap
- R4+152 Elo gap