2025 Palarong Pambansa Standard Chess Championship Secondary Boys
Open SwissStandard
51 players participated in this 7-round tournament, held from 26 May 2025 to 29 May 2025 in Batac City, Ilocos Norte, Philippines. 2 federations represented. Top 10 Elo average was 1916, and top seed was Oscar Joseph Cantela (🇵🇭 PHI, 2080).
Mar Aviel Carredo (🇵🇭 PHI, 1939) won with 6.0/7, ahead of Keith Adriane I. Ilar (5.5) and Marquis Angelo Mallorca (5.5). Carredo shared the lead from round 6 and broke clear in the final round.
The biggest upset came in round 7: Cassey Miguel Tabamo (1653) beat Yohan Managbanag (1968), a +315-point gap.
Location
🇵🇭Batac City, Ilocos Norte, Philippines
Dates
26 May 2025 → 29 May 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Federations · 2 represented
🇵🇭Philippines×48
FIDE (no federation)×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsMar Aviel Carredo led from R7; +0.5-point edge over the runner-up.
Co-leaders
22
8
2
1
1
3
1
R7 · LEADER CHANGE26 May
Mar Aviel Carredo takes the sole lead (6.0/7).
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Mar Aviel Carredo drew with Keith Adriane I. Ilar (White).
WIN STREAKS · 3 top finishers
Mar Aviel Carredo 3 wins (R2–R4)Keith Adriane I. Ilar 4 wins (R1–R4)Jess Raphael Aballar 3 wins (R5–R7)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Mar Aviel Carredo | * | ½ | — | — |
| 2Keith Adriane I. Ilar | ½ | * | — | — |
| 3Jess Raphael Aballar | — | — | * | — |
| 4Marquis Angelo Mallorca | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Carredo, Mar Aviel | 1939 | PHI | =9N | +11B | +19N | +10B | =2B | +12N | +5N | 6.0 | 28.5 | 32.5 | 27.50 | 2170 | +47.6 |
| 2 | Ilar, Keith Adriane I. | 1904 | PHI | +45B | +31N | +13B | +22B | =1N | −5B | +7N | 5.5 | 27.5 | 29.5 | 21.50 | 1950 | +15.6 |
| 3 | Mallorca, Marquis Angelo | 1491 | PHI | +50N | =18B | −17N | +19B | +29N | +9B | +11N | 5.5 | 24.5 | 24.5 | 18.50 | 1837 | +66.8 |
| 4 | Aballar, Jess Raphael | 0 | PHI | −16B | +40N | +42B | =23N | +18N | +17B | +14B | 5.5 | 23.0 | 25.5 | 19.50 | 1919 | 0.0 |
| 5 | Cantela, Oscar Joseph | 2080 | PHI | +15B | =12N | +32B | +30N | =6B | +2N | −1B | 5.0 | 28.5 | 31.5 | 20.75 | 1939 | -34.0 |
| 6 | Pahamtang, Rigil Kent Rosell | 1872 | PHI | +51N | +27B | =10N | +21B | =5N | −7B | +24N | 5.0 | 26.0 | 26.0 | 16.25 | 1802 | -14.8 |
| 7 | Meneses, Raynier C. | 1668 | PHI | −33B | +39N | +44B | +31N | +20B | +6N | −2B | 5.0 | 23.5 | 25.5 | 17.00 | 1926 | +40.0 |
| 8 | Bragais, James Gilbert | 0 | PHI | −30B | +28N | +50B | =13N | =10N | +34B | +21N | 5.0 | 22.5 | 22.5 | 15.00 | 1770 | 0.0 |
| 9 | Aquino, Jenric Curt | 0 | PHI | =1B | +25N | +14B | −16N | +23B | −3N | +28B | 4.5 | 28.0 | 31.5 | 19.00 | 1818 | 0.0 |
| 10 | Ahito, Marl Edwynne | 1700 | PHI | +41B | +33N | =6B | −1N | =8B | +20N | =13B | 4.5 | 27.5 | 30.0 | 16.75 | 1709 | +0.8 |
| 11 | Arinos, Xyrus Gil | 0 | PHI | =14B | −1N | +48B | +32N | +30B | +16N | −3B | 4.5 | 26.0 | 27.5 | 13.75 | 1790 | 0.0 |
| 12 | Tabamo, Cassey Miguel | 1653 | PHI | +36N | =5B | =16B | +38N | =17N | −1B | +34N | 4.5 | 25.0 | 28.0 | 15.50 | 1968 | +71.6 |
| 13 | Sodela, Jaycol | 1690 | PHI | +44N | +47B | −2N | =8B | =21N | +22B | =10N | 4.5 | 25.0 | 26.5 | 14.25 | 1608 | -8.8 |
| 14 | Adena, Lemmuel Jay | 1901 | PHI | =11N | +48B | −9N | +47B | +22N | +27B | −4N | 4.5 | 23.5 | 25.0 | 12.75 | 2433 | +6.8 |
| 15 | Atoc, Clint Calvin | 1468 | PHI | −5N | −44B | +51N | =40B | +47N | +46B | +27N | 4.5 | 16.5 | 16.5 | 8.25 | 1751 | +25.6 |
| 16 | Abris, Cedric Kahlel | 1997 | PHI | +4N | =19B | =12N | +9B | =27N | −11B | =17N | 4.0 | 27.0 | 30.5 | 18.00 | 1713 | -52.0 |
| 17 | Usman, Mark Gabriel | 1882 | PHI | +46B | =32N | +3B | =20N | =12B | −4N | =16B | 4.0 | 26.5 | 28.5 | 15.25 | 1776 | -15.6 |
| 18 | Pamplona, King Lanz | 1812 | PHI | +35B | =3N | −20B | +43N | −4B | =25N | +38B | 4.0 | 25.0 | 27.5 | 13.25 | 1564 | -24.0 |
| 19 | Gorostiaga, Ricdaniel | 1683 | PHI | +40B | =16N | −1B | −3N | +41B | =23N | +36B | 4.0 | 25.0 | 27.5 | 12.00 | 1615 | -16.8 |
| 20 | Vergara, Joseph Raphael | 0 | PHI | =24N | +34B | +18N | =17B | −7N | −10B | +32N | 4.0 | 24.5 | 27.5 | 14.00 | 1760 | 0.0 |
| 21 | Mallari, Joshua | 0 | PHI | +?N | +24B | =30B | −6N | =13B | +31N | −8B | 4.0 | 24.5 | 24.5 | 10.75 | 1726 | 0.0 |
| 22 | Abalo, Jacqpatch Immanuel | 0 | PHI | +34N | +?B | +23B | −2N | −14B | −13N | +30B | 4.0 | 24.5 | 24.5 | 10.00 | 1841 | 0.0 |
| 23 | Sarias, Jessielou Jr | 1804 | PHI | +49N | +38B | −22N | =4B | −9N | =19B | +35N | 4.0 | 24.0 | 24.5 | 11.25 | 1683 | -6.4 |
| 24 | Noblijas, Art R. | 1571 | PHI | =20B | −21N | =35B | +50N | +37B | +36N | −6B | 4.0 | 22.0 | 22.0 | 9.50 | 1072 | -6.0 |
| 25 | Contaoi, Reduard | 1637 | PHI | =48N | −9B | −37N | +49B | +40N | =18B | +33N | 4.0 | 18.5 | 19.0 | 8.75 | 1812 | +9.2 |
| 26 | Tumbagahon, Peter Cliffe | 0 | PHI | −32B | =35N | =28B | −39N | +51B | +45N | +31B | 4.0 | 17.5 | 17.5 | 8.25 | 1629 | 0.0 |
| 27 | Young, Lord Yofiel | 1634 | PHI | +43B | −6N | +33B | +37N | =16B | −14N | −15B | 3.5 | 24.0 | 26.5 | 10.50 | 1488 | -27.6 |
| 28 | Coloma, Prince Ivan | 1677 | PHI | −38N | −8B | =26N | +48N | +43B | +29B | −9N | 3.5 | 22.5 | 24.0 | 9.50 | 2392 | +15.2 |
| 29 | Segara, Nathan | 1604 | PHI | +42B | −30N | =43B | +41N | −3B | −28N | +47N | 3.5 | 19.5 | 21.0 | 7.75 | 827 | -54.4 |
| 30 | Pelione, Christian | 1713 | PHI | +8N | +29B | =21N | −5B | −11N | =32B | −22N | 3.0 | 26.0 | 29.0 | 12.00 | 1751 | +2.4 |
| 31 | Catayas, James | 1630 | PHI | +37N | −2B | +36N | −7B | +33N | −21B | −26N | 3.0 | 24.5 | 27.5 | 9.00 | 985 | -24.8 |
| 32 | Morga, Glenn Raphael | 1581 | PHI | +26N | =17B | −5N | −11B | +42N | =30N | −20B | 3.0 | 24.5 | 27.0 | 10.00 | 1733 | +18.0 |
| 33 | Labaja, Jonas Fruelan | 0 | PHI | +7N | −10B | −27N | +?B | −31B | +39N | −25B | 3.0 | 23.0 | 23.0 | 8.00 | 1548 | 0.0 |
| 34 | Managbanag, Yohan | 1968 | PHI | −22B | −20N | +46B | +44N | +38B | −8N | −12B | 3.0 | 22.5 | 24.5 | 7.00 | 853 | -34.4 |
| 35 | Benit-Ang, Recegerald | 0 | PHI | −18N | =26B | =24N | −36B | +?N | +37B | −23B | 3.0 | 22.0 | 22.0 | 7.00 | 1653 | 0.0 |
| 36 | Lumangtad, Devon Artchel | 0 | PHI | −12B | +45N | −31B | +35N | +39B | −24B | −19N | 3.0 | 21.5 | 23.5 | 8.00 | 834 | 0.0 |
| 37 | Odi, Stephen Louis | 0 | PHI | −31B | +46N | +25B | −27B | −24N | −35N | +44B | 3.0 | 19.5 | 21.5 | 8.00 | 1425 | 0.0 |
| 38 | Gildore, Marco | 0 | PHI | +28B | −23N | +?N | −12B | −34N | +49B | −18N | 3.0 | 19.5 | 19.5 | 4.00 | 1656 | 0.0 |
| 39 | Boquil, Kyle John | 0 | PHI | −?N | −7B | +?N | +26B | −36N | −33B | +46N | 3.0 | 17.0 | 17.0 | 6.00 | 1569 | 0.0 |
| 40 | Ganal, Clyde James | 0 | PHI | −19N | −4B | F | =15N | −25B | +48N | +41B | 2.5 | 22.0 | 22.0 | 6.25 | 1323 | 0.0 |
| 41 | Dublin, Neo Kervy | 0 | PHI | −10N | +?B | =47N | −29B | −19N | +42B | −40N | 2.5 | 18.5 | 18.5 | 3.25 | 1461 | 0.0 |
| 42 | Rollo, Rock Dylan | 0 | PHI | −29N | +49B | −4N | =45B | −32B | −41N | +50B | 2.5 | 17.0 | 17.0 | 1.50 | 787 | 0.0 |
| 43 | Mendez, Winston | 0 | PHI | −27N | +51B | =29N | −18B | −28N | −47B | +49N | 2.5 | 16.5 | 16.5 | 2.25 | 1357 | 0.0 |
| 44 | Encado, Reinvier Lance | 0 | PHI | −13B | +15N | −7N | −34B | −45N | +51B | −37N | 2.0 | 22.0 | 22.0 | 4.50 | 1506 | 0.0 |
| 45 | Aquino, Joash Fritz C. | 0 | PHI | −2N | −36B | =49N | =42N | +44B | −26B | −?N | 2.0 | 17.5 | 17.5 | 3.50 | 1037 | 0.0 |
| 46 | Atayan, Don Carlo | 0 | PHI | −17N | −37B | −34N | +?B | +50B | −15N | −39B | 2.0 | 17.5 | 17.5 | 0.00 | 1547 | 0.0 |
| 47 | Zaidamin, Ziad Ali | 0 | FID | F | −13N | =41B | −14N | −15B | +43N | −29B | 1.5 | 22.0 | 22.0 | 3.75 | 863 | 0.0 |
| 48 | Manguda, Al-Shanudin | 0 | PHI | =25B | −14N | −11N | −28B | +?N | −40B | F | 1.5 | 19.0 | 19.0 | 2.00 | 1627 | 0.0 |
| 49 | FIDE 521066922 | 0 | — | −23B | −42N | =45B | −25N | F | −38N | −43B | 0.5 | 18.0 | 18.0 | 1.00 | 921 | 0.0 |
| 50 | Villastiqui, Charlie | 0 | PHI | −3B | F | −8N | −24B | −46N | −?B | −42N | 0.0 | 19.0 | 19.0 | 0.00 | 811 | 0.0 |
| 51 | FIDE 521066906 | 0 | — | −6B | −43N | −15B | F | −26N | −44N | −?B | 0.0 | 18.0 | 18.0 | 0.00 | 860 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Tabamo, Cassey MiguelPHI+71.64.5 pts · #13
- 2Mallorca, Marquis AngeloPHI+66.85.5 pts · #14
- 3Carredo, Mar AvielPHI+47.66.0 pts · #3
Top rating losers
- 1Segara, NathanPHI-54.43.5 pts · #43
- 2Abris, Cedric KahlelPHI-52.04.0 pts · #15
- 3Managbanag, YohanPHI-34.43.0 pts · #44
Biggest upsets
- R7+315 Elo gap
- R6+204 Elo gap
- R4+192 Elo gap