Format
YC
Yap, Choow Tun
🇧🇳FIDE 10500065· Male· Brunei Darussalam
Follow Choow Tun YapTrack his monthly FIDE ratings, games, tournaments and more.
Choow Tun Yap, a player, is rated 1873. He plays occasionally (7 games in the last 12 months) and had 5 career breaks: 25 months (2009–2011), 30 months (2012–2014), 28 months (2016–2018), 68 months (2018–2024, COVID-19 included) and 17 months (2024–2026). Recent appearances: 42nd National Day Chess Classical 2026 and BCF Chess Classical December 2025. Also played 1 rapid (including BCF Chess Rapid January 2026) and 4 blitz events (including Kaamatan Chess Festival 2025 - Blitz) recently. His peak of 2028 was reached (Sep 2011); he also reached #3 nationally in Jan 2010 and has been in top 10 for 47 months and counting (2 consecutive years on his current run).
Current rating
1873
Standard
Rpd1924·Blz1894
All-time high
2028
−155 pts below
Sep 2011
Sep 2011
Activity
6
games / yr avg. · ≈1/mo
7 past 12 mo · ≈1/mo
classical only
Occasional
classical only
Occasional
Signature stat
#55,025
#55,025 · players worldwide · of 218,279
National top 10 since Dec 2016
National top 10 since Dec 2016
Career timeline
15 entries2026
47 months in national top 10 (ongoing)
longest streak 35 months · since Apr 2009
Jun 2026
2024
Inactive for 17 months
paused at 1882 → returned at 1875
Jul 2024
2018
Inactive for 68 months
paused at 1855 → returned at 1882
Sep 2018
2016
Best 12-month gain (+103 Elo)
1757 → 1860
Apr 2016
Inactive for 28 months
paused at 1860 → returned at 1855
Apr 2016
2015
Re-crossed 1800
Nov 2015
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Evolution
-9
1882 → 1873
Tournaments
2
21 games
Score
9/ 2142.9%
12W2D7L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Feb 2026 | 5/4 | #11 | 2662 | -2.4 |
Swiss | Dec 2025 | 4/3 | #15 | 2724 | -7.0 |
Most-Played Opponents
vsPg Abd Rahman Yussof
🇧🇳BRU·1838
+8 −2 =5
15 games·last met Apr 2026
View head-to-head →
vsAliuddin AzahariFM
🇧🇳BRU·1989
+0 −9 =4
13 games·last met Jan 2023
View head-to-head →
vsMuhammad Ahsanuddien Badarudin
🇧🇳BRU·1855
+3 −4 =2
9 games·last met Apr 2026
View head-to-head →
vsAiden Syahmi Zabri
🇧🇳BRU·1717
+3 −5 =0
8 games·last met May 2026
View head-to-head →
vsHj. Kipli Hj. Mahrup
🇧🇳BRU·1771
+4 −4 =0
8 games·last met Jan 2026
View head-to-head →
Rankings
Brunei Darussalam
#6
out of 79 players
Asia-Pacific
#6,505
in continent
World
#55,024
out of 400,000+
National ranking
Europe & World
Europe
World
Brunei Darussalam
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Asia-Pacific
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World
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