2025 TCC Fall Houston FIDE - U1800
Open SwissStandard
9 players participated in this 5-round tournament, held from 14 Nov 2025 to 16 Nov 2025 in Houston, TX, United States. 3 federations represented. Top 10 Elo average was 1409, and top seed was Behrouz Rahmani (🇮🇷 IRI, 1747).
Dmitry Grinblat (🇺🇸 USA, 1360) won with 4.5/5, ahead of Bryce L Kille (4.0) and Deparse Cottrell (3.5). Grinblat won solo starting round 3.
The biggest upset came in round 1: Amogh Krish Subramanian (1313) beat Behrouz Rahmani (1747), a +434-point gap.
Location
🇺🇸Houston, TX, United States
Dates
14 Nov 2025 → 16 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Federations · 3 represented
🇺🇸United States of America×5
🇮🇷Iran×1
🇨🇦Canada×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsDmitry Grinblat led from R3; +0.5-point edge over the runner-up.
Co-leaders
6
2
1
1
1
R3–R5 · LEAD HELD
Dmitry Grinblat held the sole lead from R3 through R5 without losing it.
R3 · HEAD-TO-HEAD · WINNER VS 2ND
Dmitry Grinblat beat Bryce L Kille (White).
R1–R4 · WIN STREAK
Dmitry Grinblat won 4 in a row (R1–R4).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Dmitry Grinblat | * | 1 | 1 | ½ |
| 2Bryce L Kille | 0 | * | — | — |
| 3Deparse Cottrell | 0 | — | * | ½ |
| 4Nirvaan Yandrapati | ½ | — | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Grinblat, Dmitry | 1360 | USA | +?N | +?B | +2B | +3N | =4N | 4.5 | 10.5 | 10.5 | 9.00 | 1704 | 0.0 |
| 2 | Kille, Bryce L | 1128 | USA | +?N | +?B | −1N | +?B | +?N | 4.0 | 4.5 | 4.5 | 0.00 | 1515 | 0.0 |
| 3 | Cottrell, Deparse | 1684 | CAN | +9N | =4B | +7N | −1B | +5B | 3.5 | 11.0 | 12.0 | 6.00 | 2547 | +23.6 |
| 4 | Yandrapati, Nirvaan | 1295 | USA | +6N | =3N | F | +?B | =1B | 3.0 | 10.0 | 10.0 | 6.00 | 1610 | 0.0 |
| 5 | Rahmani, Behrouz | 1747 | IRI | −8B | +6B | F | +7N | −3N | 2.0 | 8.0 | 8.0 | 3.50 | 884 | -11.8 |
| 6 | FIDE 39998754 | 1598 | — | −4B | −5N | F | +8N | +?B | 2.0 | 6.0 | 6.0 | 1.00 | 947 | 0.0 |
| 7 | Werther, Oliver | 1151 | USA | F | =?N | −3B | −5B | +?N | 1.5 | 5.5 | 5.5 | 0.00 | 916 | 0.0 |
| 8 | Subramanian, Amogh Krish | 1313 | USA | +5N | −?B | −?N | −6B | F | 1.0 | 4.0 | 4.0 | 2.00 | 1621 | 0.0 |
| 9 | FIDE 39988040 | 1402 | — | −3B | −?B | −?N | F | +?B | 1.0 | 3.5 | 3.5 | 0.00 | 790 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Cottrell, DeparseCAN+23.63.5 pts · #4
- 2Werther, OliverUSA0.01.5 pts · #8
- 3Kille, Bryce LUSA0.04.0 pts · #5
Top rating losers
- 1Rahmani, BehrouzIRI-11.82.0 pts · #6
- 2Werther, OliverUSA0.01.5 pts · #8
- 3Kille, Bryce LUSA0.04.0 pts · #5
Biggest upsets
- R1+434 Elo gap
- R1+367 Elo gap
- R4+324 Elo gap