2025 December BayAreaChess Real FIDE Championship - BC
Open SwissStandard
12 players participated in this 6-round tournament, held from 19 Dec 2025 to 21 Dec 2025 in Milpitas, CA, United States. 3 federations represented. Top 10 Elo average was 1118, and top seed was Toma Yuen (🇨🇦 CAN, 1707).
Toma Yuen (🇨🇦 CAN, 1707) won with 4.0/6, ahead of Ren Matsumoto-Ripp (3.0) and Mohammad Soltani (3.0). Yuen shared the lead from round 4 and broke clear in the final round.
The biggest upset came in round 4: Devika Eby (1529) beat Ahaan Jain (1681), a +152-point gap.
Location
🇺🇸Milpitas, CA, United States
Dates
19 Dec 2025 → 21 Dec 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 6 rounds
Federations · 3 represented
🇺🇸United States of America×10
🇵🇷Puerto Rico×1
🇨🇦Canada×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsToma Yuen led from R6; +1.0-point edge over the runner-up. Title race converged from 4 co-leaders at R4 to 1 by R6.
Co-leaders
1
1
1
4
2
1
R6 · LEADER CHANGE21 Dec
Toma Yuen takes the sole lead (4.0/6).
R3–R6 · WIN STREAK
Toma Yuen won 4 in a row (R3–R6).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Toma Yuen | * | — | 1 | 1 |
| 2Ren Matsumoto-Ripp | — | * | 0 | 0 |
| 3Mohammad Soltani | 0 | 1 | * | — |
| 4Vik Markova-Raina | 0 | 1 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Yuen, Toma | 1707 | CAN | F | F | +7B | +4N | +3B | +6N | 4.0 | 9.0 | 9.0 | 9.00 | 2397 | +21.4 |
| 2 | Matsumoto-Ripp, Ren | 0 | USA | +12B | +8N | −4N | −3B | +10N | −7B | 3.0 | 9.5 | 10.0 | 3.00 | 1591 | 0.0 |
| 3 | Soltani, Mohammad | 1508 | USA | F | F | +8B | +2N | −1N | +12B | 3.0 | 9.0 | 9.0 | 5.00 | 1677 | +9.0 |
| 4 | Markova-Raina, Vik | 0 | USA | F | F | +2B | −1B | +6N | =5N | 2.5 | 11.5 | 11.5 | 6.25 | 1655 | 0.0 |
| 5 | Chilukuru, Vijay | 0 | USA | F | F | +9N | −6B | +11N | =4B | 2.5 | 7.0 | 7.0 | 3.75 | 1554 | 0.0 |
| 6 | Pillai, Natesh | 1602 | USA | F | F | +11B | +5N | −4B | −1B | 2.0 | 10.0 | 10.0 | 3.50 | 1607 | +0.2 |
| 7 | Jain, Ahaan | 1681 | USA | F | F | −1N | −10B | =9N | +2N | 1.5 | 9.5 | 9.5 | 3.75 | 818 | -46.8 |
| 8 | Cheng, Aaron | 1644 | USA | F | −2B | −3N | −9B | =12N | +10B | 1.5 | 9.0 | 9.0 | 1.25 | 1519 | -14.0 |
| 9 | Castro Diaz, Felix | 0 | PUR | F | F | −5B | +8N | =7B | F | 1.5 | 5.5 | 5.5 | 2.25 | 1684 | 0.0 |
| 10 | Eby, Devika | 1529 | USA | F | F | F | +7N | −2B | −8N | 1.0 | 6.0 | 6.0 | 1.50 | 1664 | +14.4 |
| 11 | Amin, Eshaan Kashyap | 1506 | USA | F | F | −6N | +12B | −5B | F | 1.0 | 5.0 | 5.0 | 0.50 | 802 | -14.8 |
| 12 | Yu, Andrew | 0 | USA | −2N | F | F | −11N | =8B | −3N | 0.5 | 8.5 | 8.5 | 0.75 | 1280 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Yuen, TomaCAN+21.44.0 pts · #1
- 2Eby, DevikaUSA+14.41.0 pts · #6
- 3Soltani, MohammadUSA+9.03.0 pts · #7
Top rating losers
- 1Jain, AhaanUSA-46.81.5 pts · #12
- 2Amin, Eshaan KashyapUSA-14.81.0 pts · #11
- 3Cheng, AaronUSA-14.01.5 pts · #9
Biggest upsets
- R4+152 Elo gap
- R3+136 Elo gap