CChessStats

23rd Konig Memorial Tournament - 2000 and Over

Open SwissStandard

32 players participated in this 4-round tournament, held from 31 Jan 2026 to 01 Feb 2026 in San Francisco, CA, United States. 5 titled players from 4 federations. Top 10 Elo average was 2149, and top seed was Christopher Woojin Yoo (🇺🇸 USA, GM, 2607).

Neil Chalissery (🇺🇸 USA, 1923) won with 3.5/4, ahead of Yoshodhan Gogte (3.0) and Mark Heimann (3.0). Chalissery clinched sole first place in the final round.

The biggest upset came in round 1: Beckett Spence (1765) beat Theodore Biyiasas (2051), a +286-point gap.

Location
🇺🇸San Francisco, CA, United States
Dates
31 Jan 2026 → 01 Feb 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 4 rounds
Top seed
Avg top 10
2,149
Participants
32
Titled players · 5
GM×2
FM×1
CM×2
Federations · 4 represented
🇺🇸United States of America×29
🇮🇪Ireland×1
🇮🇳India×1
🇷🇺Russia×1
Top 3

How it unfolded

Top 6 · 4 rounds

Neil Chalissery led from R4; +0.5-point edge over the runner-up.

Co-leaders
13
6
2
1
1234R1R2R3R4
R4–R4 · LEAD HELD

Neil Chalissery held the sole lead from R4 through R4 without losing it.

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Neil Chalissery beat Yoshodhan Gogte (White).

WIN STREAKS · 3 top finishers

Neil Chalissery 3 wins (R2–R4)Yoshodhan Gogte 3 wins (R1–R3)GM Christopher Woojin Yoo 3 wins (R2–R4)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Neil Chalissery*
1
2Yoshodhan Gogte
0
*
3GMChristopher Woojin Yoo*
4CMPranav Senthilkumar*

Grille américaine

#PlayerEloFedR1R2R3R4PtsBu C1BuSBPerfΔ
1Chalissery, Neil1923USA=19B+31N+24N+2B3.55.55.54.752186+22.6
2Gogte, Yoshodhan2173IND+17B+13N+9B1N3.08.010.06.502101-5.0
3Heimann, MarkGM2518USA+10N+12B+5NF3.07.57.57.502918+2.4
4Senthilkumar, PranavCM2044USA+14B+16N=8B=9N3.07.09.06.502058+1.6
5Mallela, Abhishek1958USA+20B+29N3B+12N3.06.57.04.002158+18.6
6Karthi, JashithCM2081USA23B+19N+14B+13N3.05.56.55.501994-12.0
7Yoo, Christopher WoojinGM2607USAF+23N+15B+8N3.05.55.55.503007+2.4
8Pavuluri, Vivaan1845USA+30B+15N=4N7B2.58.08.03.502127+53.6
9Paragiri, Reyansh2003USA+22N+21B2N=4B2.57.59.04.502009+4.0
10Zhu, Stephen1862USA3B+20N=11B+29N2.57.07.53.251993+22.8
11Ivanenko, Anthony Vladimir1773USA12N+32B=10N+24B2.55.55.52.251920+15.6
12Kumar, Jay Dave1945USA+11B3N+23B5B2.08.59.53.501971+1.2
13Mokeeva, Zlata1932RUS+25N2B+21N6B2.07.58.52.501939+1.2
14Nalakonda, Anish1784USA4N+26B6N+31B2.07.07.01.001956+34.0
15Liu, PatrickFM2113USA+32N8B7N+25B2.06.56.51.001972-27.2
16Malhotra, Rehaan1828USA+26N4B=22N=28B2.05.56.52.251828-0.8
17Brahmanapally, Sarvagnya1670USA2N=27B=20N+26B2.05.56.52.251826+28.4
18Biyiasas, Theodore2051USA21N=25B=27N+22B2.04.05.02.501707-30.6
19Yenamandra, Srinadh1679USA=1N6B=25N=21B1.58.09.03.001789+16.8
20Seidel, Eli1776USA5N10B=17B+30N1.57.57.51.001717-14.0
21Spence, Beckett1765IRL+18B9N13B=19N1.56.58.02.751829+9.6
22Krishnan, Shreyank1673USA9B+30N=16B18N1.56.56.51.001815+23.2
23Suthar, Om1808USA+6N7B12NF1.08.09.03.001953+17.2
24Shi, Evan1700USA+27NF1B11N1.07.07.01.001643-9.6
25Indukuri, Suhas1737USA13B=18N=19B15N1.06.07.51.751751-2.4
26Sevall, Daniel1851USA16B14N+30B17N1.06.06.00.001559-30.6
27Xu, Olivia1608USA24B=17N=18BF1.05.06.02.001667+5.2
28Yi, Colin1742USAFF=29B=16N1.02.52.51.251804+6.8
29Rao, Arjun1781USAF5B=28N10B0.56.56.50.501581-28.4
30Chakrabarty, Preron1728USA8N22B26N20B0.05.56.50.00986-67.2
31Horowitz, Phineas F1848USAF1BF14N0.05.55.50.001054-19.8
32Lee, Noah T1793USA15B11NFF0.04.54.50.001143-26.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets