Caloocan Chess Tournament
6 players participated in this 10-round tournament, held from 12 Aug 2025 to 15 Aug 2025 in Caloocan City, Philippines. 2 titled players. Top 10 Elo average was 2105, and top seed was Sherwin Tiu (🇵🇭 PHI, 2238).
Sherwin Tiu (🇵🇭 PHI, 2238) won with 8.0/10, ahead of Alexis Emil Maribao (5.5) and Phil Martin Casiguran (4.5). Tiu won solo starting round 2.
The biggest upset came in round 3: Phil Martin Casiguran (2052) beat Samson Chiu Chin III Lim (2181), a +129-point gap.
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How it unfolded
Top 6 · 10 roundsSherwin Tiu led from R2 onwards, the title was decided early.
Sherwin Tiu never relinquished the lead after R2; final gap +2.5 over the runner-up.
Sherwin Tiu opens a +2.0-point gap over the chasing pack (closest: Phil Martin Casiguran); the title is out of reach before R10.
Sherwin Tiu 2.0–0.0 against Alexis Emil Maribao (R1 1-0, R6 1-0) — decisive in 2/2.
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇵🇭Tiu, Sherwin | 2238 | * | 11 | 1½ | 11 | 1— | 1½ | 8.0 | 27.25 | 32.0 | +32.4 | 2418 |
| 2 | 🇵🇭Maribao, Alexis Emil | 2113 | 00 | * | ½— | 10 | 11 | 11 | 5.5 | 11.25 | 37.0 | +20.0 | 2189 |
| 3 | 🇵🇭Casiguran, Phil Martin | 2052 | ½0 | —½ | * | 01 | ½1 | 1— | 4.5 | 13.75 | 39.0 | +60.0 | 2189 |
| 4 | 🇵🇭IMYoung, Angelo | 2175 | 00 | 10 | 01 | * | —0 | —1 | 3.0 | 11.00 | 42.0 | -16.6 | 2020 |
| 5 | 🇵🇭Lim, Samson Chiu Chin III | 2181 | —0 | 00 | 0½ | 1— | * | —½ | 2.0 | 5.75 | 44.0 | -46.2 | 1930 |
| 6 | 🇵🇭WCMNicolas, Nika Juris | 1873 | ½0 | 00 | —0 | 0— | ½— | * | 1.0 | 5.00 | 46.0 | -6.0 | 1849 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Casiguran, Phil MartinPHI+60.04.5 pts · #3
- 2Tiu, SherwinPHI+32.48.0 pts · #1
- 3Maribao, Alexis EmilPHI+20.05.5 pts · #2
- 1Lim, Samson Chiu Chin IIIPHI-46.22.0 pts · #5
- 2Young, AngeloIMPHI-16.63.0 pts · #4
- 3Nicolas, Nika JurisWCMPHI-6.01.0 pts · #6
- R3+129 Elo gap
- R6+123 Elo gap