CChessStats

BPK PENABUR Asian Zone 3.3 Schools Chess Competition 2025 U-17

Open SwissStandard

24 players participated in this 7-round tournament, held from 27 Aug 2025 to 31 Aug 2025 in Jakarta Indonesia, Indonesia. 4 federations represented. Top 10 Elo average was 1894, and top seed was Uriel Noah Oloan Sidabutar (🇮🇩 INA, 2140).

Mark Gabriel Usman (🇵🇭 PHI, 1894) won with 5.5/7, ahead of Adly Juandra (5.5) and Morado Solafide Immanuel (5.0). Usman shared the lead from round 2, winning on tie-break.

The biggest upset came in round 3: Mark Gabriel Usman (1894) beat Uriel Noah Oloan Sidabutar (2140), a +246-point gap.

Location
🇮🇩Jakarta Indonesia, Indonesia
Dates
27 Aug 2025 → 31 Aug 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Top seed
🇮🇩Uriel Noah Oloan Sidabutar2140
Avg top 10
1,894
Participants
24
Federations · 4 represented
🇮🇩Indonesia×17
🇲🇲Myanmar×1
🇸🇬Singapore×1
🇵🇭Philippines×1
Top 3

How it unfolded

Top 6 · 7 rounds

Tight race until R5; 2 players tied at 5.5/7, decided on Buchholz. Title race narrowed from 3 co-leaders at R4 to 2 at the finish.

Co-leaders
9
4
2
3
1
2
2
23.55.57R1R2R3R4R5R6R7
Usman5.5Juandra5.5Immanuel5Marrhuimawan5Sidabutar5PELUPESSY4.5
R5–R7 · LEAD HELD

Mark Gabriel Usman held the sole lead from R5 through R7 without losing it.

R7 · TIEBREAK CLUSTER

2 players finish on 5.5/7. Usman takes the title on Buchholz Cut1 (28.5).

R6 · HEAD-TO-HEAD · WINNER VS 2ND

Mark Gabriel Usman drew with Adly Juandra (White).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Mark Gabriel Usman*
½
½
½
2Adly Juandra
½
*
½
1
3Morado Solafide Immanuel
½
½
*—
4Maximiliano Marrhuimawan
½
0
—*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Usman, Mark Gabriel1894PHI+21N+9B+4N=3N+8B=2B=5N5.528.531.023.252121+70.0
2Juandra, Adly1915INA=11B+15N+17B+5N=3B=1N+12N5.526.529.021.752074+38.8
3Immanuel, Morado Solafide1900INA+13N+8B+6N=1B=2N+10B−4N5.028.532.021.502030+40.8
4Sidabutar, Uriel Noah Oloan2140INA+16B+7N−1B+9N−5B+11N+3B5.027.530.520.001976-41.2
5Marrhuimawan, Maximiliano1939INA=17N+18B+20N−2B+4N+7B=1B5.025.027.518.001991+18.0
6LORENZO ALEXZANDER PELUPESSY1721INA+24N+10B−3B=11N−7B+19N+16B4.522.522.511.501832+23.2
7Pamungkas, Arjuna Satria1826INA+12N−4B+13N=10B+6N−5N=8B4.026.530.016.001840+0.8
8Tampubolon, Andreas Tio Parulian1865INA+23B−3N+14B+12N−1N=9B=7N4.026.028.013.501664-41.6
9Prima, Arya1809INA+19B−1N+23B−4B+20N=8N=10B4.023.525.511.001756-12.0
10Azzamy, Khalid Shafwan1895INA+22B−6N+18B=7N+19B−3N=9N4.022.524.511.001727-46.0
11Alexander Gavin Situmorang0INA=2N−17B+22N=6B+23N−4B+18N4.022.024.011.5017670.0
12Muhammad Indra Gunawan0INA−7B+22N+15B−8B+16N+17N−2B4.022.024.010.5017910.0
13Daniel, Steven0INA−3B−19N−7B+22B+14N=18N+21B3.520.022.09.2515480.0
14Wesley Nathanael0INA−18N+21B−8N=15B−13B+20N+17B3.518.020.59.0016720.0
15Wijaya, Randi1752INA=20N−2B−12N=14N−18B+24B+19N3.020.520.55.501026-32.0
16Cheng, Chee Heng Jayden1704SGP−4N−20B+24N+18N−12B+23B−6N3.020.520.54.501729-0.8
17Miracle Carang Gesang Bpw1684INA=5B+11N−2N−23B+21N−12B−14N2.524.526.59.001734+4.0
18Hasbi Subagyo Putra1737INA+14B−5N−10N−16B+15N=13B−11B2.523.026.08.251630-22.0
19FIDE 71420800—−9N+13B=21N+20B−10N−6B−15B2.521.524.07.259940.0
20Santoso, Justin Christian0INA=15B+16N−5B−19N−9B−14B+24N2.521.021.04.5017140.0
21FIDE 70076470—−1B−14N=19B+24N−17B+22B−13N2.519.519.53.259890.0
22FIDE 71427220—−10N−12B−11B−13N+24B−21N+23N2.020.020.02.0010950.0
23Lin Marn Bhone0MYA−8N+24B−9N+17N−11B−16N−22B2.019.519.52.5015730.0
24FIDE 130282000—−6B−23N−16B−21B−22N−15N−20B0.017.519.50.009260.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets