CChessStats

2025 2nd Silman Tuesday Night Marathon - 2000 and Over Round 4-7

Open SwissStandard

33 players participated in this 4-round tournament, held from 27 May 2025 to 17 Jun 2025 in San Francisco, CA, United States. 6 titled players from 4 federations. Top 10 Elo average was 2165, and top seed was Mark Heimann (🇺🇸 USA, GM, 2512).

Mark Heimann (🇺🇸 USA, GM, 2512) won with 4.0/4, ahead of Sebastian Suarez (3.0) and Chinguun Bayaraa (2.5). Heimann won solo starting round 3.

The biggest upset came in round 3: Andrew Zavgorodniy (1739) beat Elliott Winslow (IM, 2004), a +265-point gap.

Location
🇺🇸San Francisco, CA, United States
Dates
27 May 2025 → 17 Jun 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 4 rounds
Top seed
🇺🇸GMMark Heimann2512
Avg top 10
2,165
Participants
33
Titled players · 6
GM×1
IM×1
CM×2
WFM×2
Federations · 4 represented
🇺🇸United States of America×30
🇲🇳Mongolia×1
🇫🇷France×1
🇬🇧Wales×1
Top 3

How it unfolded

Top 6 · 4 rounds

GM Mark Heimann led from R3; +1.0-point edge over the runner-up.

Co-leaders
12
3
1
1
1234R1R2R3R4
R3–R4 · LEAD HELD

GM Mark Heimann never relinquished the lead after R3; final gap +1.0 over the runner-up.

R1–R4 · WIN STREAK

GM Mark Heimann won 4 in a row (R1–R4).

Grille américaine

#PlayerEloFedR1R2R3R4PtsBu C1BuSBPerfΔ
1Heimann, MarkGM2512USA+23B+22N+24B+3B4.04.55.55.502923+3.5
2Suarez, Sebastian2126USA+7N+24B3N+23B3.05.56.54.002328+41.2
3Chinguun BayaraaCM2143MGL=4B+18N+2B1N2.59.511.05.752265+11.6
4Tsodikova, NataliaWFM2151USA=3N=10B+7N=14B2.56.58.05.002166+1.6
5Liou, Arthur1916USA8N+30B=6N+22B2.55.56.02.751921+0.4
6Paragiri, Reyansh1884USA+31B+15N=5BF2.54.04.02.752147+38.4
7Heiserman, Jimmy2165USA2B+29N4B+17N2.07.07.52.002050-11.6
8Parsons, Stephen1812USA+5B17N=29B=18N2.05.56.03.501933+12.8
9Cremisi, Daniel2228USA+16N=14B=10NF2.05.05.03.252059-10.2
10Bambou, Christophe1961FRA+32B=4N=9BF2.04.54.52.252207+18.8
11Zavgorodniy, Andrew1739USA+20BF+19BF2.03.03.03.002716+57.6
12Lewis, Edward1841USA26B=20N=30N+31B2.03.03.01.001857+1.8
13Sawhney, Yuvraj Singh1905USA22B+32N+16BF2.02.52.51.501938+5.2
14Das, Rohan2014USAF=9N=17B=4N1.56.06.03.002138+19.2
15Cawthon, Jeremy David1868USA=19N6B=21N=16N1.55.57.02.251795-8.8
16Viadiu-Ilarraza, Hector1825USA9B+27N13N=15B1.55.56.51.751892+4.4
17Shrauger, Alex2034USAF+8B=14N7B1.55.55.52.751997-2.6
18Diller, Bradley R1891USAF3B+25N=8B1.55.55.52.001922+1.8
19Winslow, ElliottIM2004USA=15BF11N+21B1.55.05.02.251807-15.0
20Horowitz, Phineas F1828USA11N=12B+33NF1.54.04.01.001801-2.2
21Smith, Roger1814USAF+31N=15B19N1.53.03.00.751903+7.2
22Rajaram, Raghu1747USA+13N1B23N5N1.08.59.52.001830+10.4
23Smith, OliviaWFM2123WLS1NF+22B2N1.08.08.01.002004-9.8
24Coyne, Theodore2108USA+29B2N1NF1.07.57.50.502050-6.6
25Sankar, Arjun1812USA28N+33B18BF1.02.52.50.001800-1.2
26Srinivasan, Sivavishnu1900USA+12NFFF1.02.02.02.002641+16.8
27Walder, Michael1918USA+33N16BFF1.01.51.50.001825-5.2
28Senthilkumar, PranavCM2061USA+25BFFF1.01.01.01.002611+3.8
29Seshadri, Sudarshan1889USA24N7B=8NF0.55.05.01.001755-20.0
30Clemens, Kristian1861USAF5N=12BF0.54.54.51.001686-9.0
31Mercado, Adam1838USA6N21BF12N0.06.06.00.001046-29.4
32Gaffagan, Steven1866USA10N13BFF0.04.04.00.001133-16.4
33Ivanenko, Anthony Vladimir1824USA27B25N20BF0.03.53.50.001052-27.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets