CChessStats

2025 National Qualifier C

Open SwissStandard

14 players participated in this 5-round tournament, held from 15 Dec 2025 to 19 Dec 2025 in Singapore, Singapore. 2 federations represented. Top 10 Elo average was 1766, and top seed was Yiheng Tang (🇸🇬 SGP, 2063).

Adityan Vivek Amarnani (🇧🇷 BRA, 1757) won with 4.0/5, ahead of Yu Heng Lucas John Wee (3.5) and Gabriel Misa Jean Bonnet (3.5). Amarnani won solo starting round 3.

The biggest upset came in round 2: Adityan Vivek Amarnani (1757) beat Yiheng Tang (2063), a +306-point gap.

Location
🇸🇬Singapore, Singapore
Dates
15 Dec 2025 → 19 Dec 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Top seed
🇸🇬Yiheng Tang2063
Avg top 10
1,766
Participants
14
Federations · 2 represented
🇸🇬Singapore×13
🇧🇷Brazil×1
Top 3

How it unfolded

Top 6 · 5 rounds

Adityan Vivek Amarnani led from R3; +0.5-point edge over the runner-up.

Co-leaders
4
2
1
1
1
1.52.545R1R2R3R4R5
R3–R5 · LEAD HELD

Adityan Vivek Amarnani held the sole lead from R3 through R5 without losing it.

R5 · HEAD-TO-HEAD · WINNER VS 2ND

Adityan Vivek Amarnani drew with Yu Heng Lucas John Wee (White).

R1–R3 · WIN STREAK

Adityan Vivek Amarnani won 3 in a row (R1–R3).

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Amarnani, Adityan Vivek1757BRA+7N+8B+5B=3N=2B4.012.014.511.002090+81.2
2Wee, Yu Heng Lucas John1797SGP=9B=10N+6N+5B=1N3.511.513.59.251840+12.0
3Bonnet, Gabriel Misa Jean2035SGP=6N+12B+8N=1B=5N3.511.512.58.001920-18.4
4Medhansh Veer Potluri1661SGP+13B5N7B+12N+6N3.08.59.54.501665+2.4
5Teo, Hong Kai Javier1766SGP+11N+4B1N2N=3B2.514.015.56.251770+0.4
6Tobin, Paul Nicholas1627SGP=3B+9N2B+7N4B2.512.515.06.751740+12.6
7Ng, Yu Cheng Rigel1595SGP1B+14N+4N6B=9B2.512.013.05.251664+19.2
8Tang, Yiheng2063SGP+14B1N3B=11N+12B2.510.011.02.751756-33.2
9Chong, Yong Qian1614SGP=2N6B=12N+13B=7N2.59.510.54.501599-7.2
10Mooi, Kok Onn Osric1681SGP=12N=2B+11NFF2.06.06.03.751762+6.4
11Ting, Sheng Le Jireh1605SGP5B+13N10B=8B14N1.58.09.02.251566-14.8
12Kelmendi, Paolo1523SGP=10B3N=9B4B8N1.011.513.52.251517-2.8
13Zhang, Yunyi1465SGP4N11B+14B9NF1.08.08.01.001442-4.8
14Chin, Colin Hou Yin1656SGP8N7B13NF+11B1.07.57.51.501487-38.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets