CChessStats

Orjan Lindroth Memorial 2025 - Open

SwissStandard

25 players participated in this 9-round tournament, held from 05 Jun 2025 to 09 Jun 2025 in Nassau, Bahamas. 20 titled players from 8 federations. Top 10 Elo average was 2482, and top seed was Jose Eduardo Martinez Alcantara (🇲🇽 MEX, GM, 2611).

Brandon Jacobson (🇺🇸 USA, GM, 2582) won with 6.5/9, ahead of Jose Eduardo Martinez Alcantara (6.5) and Omar Almeida Quintana (6.0). Jacobson shared the lead from round 6, winning on tie-break.

The biggest upset came in round 2: Kendrick Knowles (CM, 1869) beat Alisa Melekhina (FM, 2180), a +311-point gap.

Location
🇧🇸Nassau, Bahamas
Dates
05 Jun 2025 → 09 Jun 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Top seed
Avg top 10
2,482
Participants
25
Titled players · 20
GM×10
IM×1
FM×4
CM×4
WIM×1
Federations · 8 represented
🇧🇸Bahamas×5
🇯🇲Jamaica×3
🇲🇽Mexico×2
🇺🇸United States of America×2
🇨🇺Cuba×2
🇪🇸Spain×2
🇦🇲Armenia×1
Unknown (NON)×1
Top 3

How it unfolded

Top 6 · 9 rounds

Tight race until R7; 2 players tied at 6.5/9, decided on Buchholz. Title race narrowed from 6 co-leaders at R4 to 2 at the finish.

Co-leaders
12
3
4
6
1
2
1
2
2
2.54.579R1R2R3R4R5R6R7R8R9Jacobson takes lead
R7 · LEADER CHANGE08 Jun

GM Brandon Jacobson takes the sole lead (5.5/7).

R9 · TIEBREAK CLUSTER

2 players finish on 6.5/9. Jacobson takes the title on Buchholz Cut1 (44.0).

R3 · HEAD-TO-HEAD · WINNER VS 2ND

GM Brandon Jacobson drew with GM Jose Eduardo Martinez Alcantara (Black).

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Jacobson, BrandonGM2582USA+14N+8B=2N=3B=10N+5N+9B=4B=7N6.544.048.534.252599+3.4
2Martinez Alcantara, Jose EduardoGM2611MEX+17B+9N=1B=5N=3N+10B=6N+8B=4N6.544.048.033.502610+1.3
3Almeida Quintana, OmarGM2493CUB+18N=7B+20N=1N=2B=8B=4N+10B=6N6.043.046.529.252519+5.2
4Ruiz Buendia, MiguelFM2345ESP+24N=6B=7N=8B=9B+17N=3B=1N=2B5.544.044.524.502498+32.8
5Plat, VojtechGM2497SVK+16B=12N+11N=2B+14N1B=8N=6B=9N5.543.047.527.502480+0.1
6Miranda Mesa, ElierGM2488CUB+15B=4N=12B=9N=11B+18N=2B=5N=3B5.543.046.527.252447-2.3
7Mitkov, NikolaGM2385MKD+25B=3N=4B10N+15B=11N=18B+12N=1B5.541.041.022.752382+2.5
8Cori Quispe, Kevin JoelGM2464MEX+19B1N+15B=4N+12B=3N=5B2N=11B5.044.548.024.002421-3.0
9Panjwani, RajaIM2437CAN+21N2B+13N=6B=4N+14B1N=11N=5B5.044.047.023.252389-3.4
10Mirzoev, AzerGM2482AZE+13N11B+18N+7B=1B2N=12B3N+17B5.043.547.023.752394-7.9
11Strikovic, AleksaGM2364SRB+22B+10N5B=12N=6N=7B=14N=9B=8N5.041.043.522.752405+6.2
12Movsziszian, KarenGM2382ARM+23N=5B=6N=11B8N+13B=10N7B+19N5.040.042.021.002335-2.3
13McKennis, DarrenCM1959JAM10B+22N9B=17N+20B12N+16B+15N=18B5.035.037.518.752171+43.4
14Yeung, JasonFM2156SUR1B+19N+24B+16N5B9N=11B=17N=15B4.538.539.015.252220+8.4
15McDonald, Jhustice-DimonteCM2032JAM6N+23B8N+22B7N+21B+19N13B=14N4.534.536.513.252096+9.2
16Boado Rodriguez, Martin2111ESP5N=21B+19N14B17B+22N13N+23B+25B4.530.030.09.502018-22.0
17Melekhina, AlisaFM2180USA2N20B+23N=13B+16N4B+21N=14B10N4.037.539.514.252096-19.8
18Brown, AkeemCM2055JAM3B+25N10BF+21N6B=7N=19B=13N3.534.034.010.002134+7.8
19Harriott, Tyrell1924NON8N14B16B+25N+23B+20N15B=18N12B3.532.532.57.251985+8.6
20Knowles, KendrickCM1869BAHF+17N3B=21B13N19B+25N=22B=23N3.526.026.07.751929+8.8
21Moncur, CecilFM1906BAH9B=16N+25B=20N18B15N17B+24NF3.025.525.54.501903-4.4
22Laubscher, AnzelWIM1826RSA11N13BF15N+25B16B=23N=20N=24B2.525.025.03.001829-2.8
23Hanna Jr, Philip1840BAH12B15N17BF19N+25N=22B16N=20B2.027.527.53.001814-8.6
24Leadon, Tito0BAH4BF14NFFFF21B=22N0.519.019.01.2517360.0
25Cox, Valentine1873BAH7N18B21N19B22N23B20BF16N0.028.028.00.001175-61.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets