CChessStats

2025 Fall Tuesday Night Marathon - 1600-1999 Round 5-7

Open SwissStandard

23 players participated in this 3-round tournament, held from 30 Sept 2025 to 14 Oct 2025 in San Francisco, CA, United States. 4 federations represented. Top 10 Elo average was 1790, and top seed was William Gray (πŸ‡ΊπŸ‡Έ USA, 1896).

Lucas Lamouroux (πŸ‡«πŸ‡· FRA, 1876) won with 2.5/3, ahead of Carl A Pickering (2.5) and Frederic Dutter (2.5). Lamouroux shared the lead from round 1, winning on tie-break.

The biggest upset came in round 2: Samuel Agdamag (1583) beat Isaac S Mays-Smith (1806), a +223-point gap.

Location
πŸ‡ΊπŸ‡ΈSan Francisco, CA, United States
Dates
30 Sept 2025 β†’ 14 Oct 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss Β· 3 rounds
Top seed
πŸ‡ΊπŸ‡ΈWilliam Gray1896
Avg top 10
1,790
Participants
23
Federations Β· 4 represented
πŸ‡ΊπŸ‡ΈUnited States of AmericaΓ—20
πŸ‡«πŸ‡·FranceΓ—1
πŸ‡¬πŸ‡§EnglandΓ—1
πŸ‡©πŸ‡ͺGermanyΓ—1
Top 3

How it unfolded

Top 6 Β· 3 rounds

Tight race until R3; 3 players tied at 2.5/3, decided on Buchholz.

Co-leaders
6
4
3
11.52.53R1R2R3
Lamouroux2.5Pickering2.5Dutter2.5Siegel2Schaezlein2Tam1.5
R3 Β· TIEBREAK CLUSTER

3 players finish on 2.5/3. Lamouroux takes the title on Buchholz Cut1 (4.0).

R3 Β· HEAD-TO-HEAD Β· WINNER VS 2ND

Lucas Lamouroux drew with Carl A Pickering (Black).

Key matchups Β· top 4

Head-to-head between the four finishers
Player1234
1Lucas Lamouroux*
Β½
β€”β€”
2Carl A Pickering
Β½
*β€”β€”
3Frederic Dutterβ€”β€”*
1
4David Siegelβ€”β€”
0
*

Grille amΓ©ricaine

#PlayerEloFedR1R2R3PtsBu C1BuSBPerfΞ”
1Lamouroux, Lucas1876FRA+6N+13B=2N2.54.05.03.751968+5.8
2Pickering, Carl A1709ENG+9N+22B=1B2.54.04.02.752052+25.4
3Dutter, Frederic1748USA+14B+4N=13B2.53.04.03.501972+15.8
4Siegel, David1706USA+7Nβˆ’3B+8N2.04.05.53.001806+8.0
5Schaezlein, Charlie1756USA+18N+23Bβˆ’6N2.02.02.00.501764+0.4
6Ploquin, Phil1691USAβˆ’1B=19N+5B1.54.55.02.251773+6.4
7Agdamag, Samuel1583USAβˆ’4B+11N=10B1.53.55.02.251717+10.6
8Karwat, Joseph1713USA=11B+14Nβˆ’4B1.53.54.51.751739+2.2
9Tam, Hoa Long1698USAβˆ’2B+21N=15N1.53.53.50.501802+8.4
10Rao, Neeraj1642USA+12BF=7N1.53.03.02.251583-3.2
11Mays-Smith, Isaac S1806USA=8Nβˆ’7B+20N1.53.03.00.751582-16.0
12Klahn, Matthew S0USAβˆ’10N=18B+16B1.52.53.01.2516070.0
13Krishnan, Sreyshthaa1685USA=15Bβˆ’1N=3N1.05.06.01.751715+4.4
14Stults, Sawyer1705USAβˆ’3Nβˆ’8B+18B1.04.04.50.50931-18.6
15Gray, William1896USA=13NF=9B1.02.52.51.251692-10.6
16Sisti, Daniel J1573USAF+20Bβˆ’12N1.01.51.50.002250+13.2
17Sarmasi, Aron0USAFF+21B1.00.00.00.0018220.0
18Tsebrii, Maksym0GERβˆ’5B=12Nβˆ’14N0.53.54.50.75931-31.6
19McCutcheon, Bennett1687USAF=6BF0.51.51.50.751691+0.4
20Casares, Nick1450USAFβˆ’16Nβˆ’11B0.02.52.50.00890-8.8
21Chea, Na1802USAFβˆ’9Bβˆ’17N0.02.52.50.00898-12.8
22Boyer, John1762USAFβˆ’2NF0.02.52.50.00909-11.4
23Sloan, Sacha Marino1836USAFβˆ’5NF0.02.02.00.00956-24.4

Key insights

Biggest movers and upsets β€” the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
2025 Fall Tuesday Night Marathon - 1600-1999 Round 5-7 β€” San Francisco, CA, United States | Chess Tournament Results | ChessStats