CChessStats

2025 December 954Chess FIDE Forum - U1900

Open SwissStandard

19 players participated in this 5-round tournament, held from 19 Dec 2025 to 21 Dec 2025 in Coral Springs, FL, United States. 3 federations represented. Top 10 Elo average was 1743, and top seed was Henry Alexander Miranda (🇺🇸 USA, 1869).

Yaseen Osman (🇺🇸 USA, 1777) won with 4.5/5, ahead of Quan Tanksley (4.5) and Ricardo Bigorra (3.5). Osman shared the lead from round 3, winning on tie-break.

The biggest upset came in round 4: Vidal Samuel Noguera Villalba (1453) beat Daniel Valdes (1645), a +192-point gap.

Location
🇺🇸Coral Springs, FL, United States
Dates
19 Dec 2025 → 21 Dec 2025
Time control
Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1
System
Swiss · 5 rounds
Top seed
Avg top 10
1,743
Participants
19
Federations · 3 represented
🇺🇸United States of America×16
🇵🇾Paraguay×1
🇹🇷Turkiye×1
Top 3

How it unfolded

Top 6 · 5 rounds

Tight race until R5; 2 players tied at 4.5/5, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 2 at the finish.

Co-leaders
6
2
5
2
2
1.52.545R1R2R3R4R5
R5 · TIEBREAK CLUSTER

2 players finish on 4.5/5. Osman takes the title on Buchholz Cut1 (12.5).

R2 · HEAD-TO-HEAD · WINNER VS 2ND

Yaseen Osman drew with Quan Tanksley (White).

WIN STREAKS · 2 top finishers

Yaseen Osman 3 wins (R3–R5)Quan Tanksley 3 wins (R3–R5)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Yaseen Osman*
½
2Quan Tanksley
½
*
3Ricardo Bigorra*
4Richard Liu*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Osman, Yaseen1777USA+16N=2B+9N+8B+4N4.512.513.511.252052+55.2
2Tanksley, Quan1756USA+13B=1N+14B+6N+8B4.511.513.010.752104+31.2
3Bigorra, Ricardo1812USA+10B6N=13B+14N+7B3.59.511.07.501773-4.0
4Pelen, Abdullah Yusuf1610TUR=15N+17B+7N=10B1B3.011.012.05.501518-8.4
5Liu, Richard1745USAF7B+15N+17B+10N3.07.57.55.002445+14.4
6Miranda, Henry Alexander1869USA+11N+3B=8N2BF2.513.013.07.251856-3.6
7Alluri, Srikara0USA=9B+5N4B+16N3N2.512.013.05.2516960.0
8Datta, Riyaan1752USA+19B+18N=6B1N2N2.511.511.51.251674-17.6
9Tisminezky, Tavi1643USA=7N+15B1B=13N=14B2.510.512.04.501699+10.4
10Kattakindi, Aadyav0USA3N+19N+18B=4N5B2.59.59.51.5016130.0
11Mintz, Nathan1712USA6B=12N17N+18B+13B2.58.08.03.251469-25.2
12Noguera Villalba, Vidal Samuel1453PAR14N=11B16N+15B+17N2.56.57.53.751595+26.0
13Meadors, Christian0USA2N+16B=3N=9B11N2.013.014.04.0016500.0
14Jackson, Isaac1676USA+12BF2N3B=9N1.513.013.03.751577-22.0
15Valdes, Daniel1645USA=4B9N5B12N+18N1.511.011.01.501288-33.6
16Yisrael, Shalam1684USA1B13N+12B7BF1.011.511.52.501616-6.4
17Abiri, Sagi0USAF4N+11B5N12B1.011.011.02.5014390.0
18FIDE 399856520F8B10N11N15B0.09.09.00.009060.0
19Kolcz, Matthew Edward1640USA8N10BFFF0.05.05.00.00951-14.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets