Liong-On Mark Choong

SGP · 79 yrs · K=20 · Peak 1973 (Jan 2012)

Best performance: 2068 at 4. Int. Bodensee-Seniorenopen 2018(Best of 2018)

World #=61065 live1363#59,702 publishedSingapore #76

OCT26 Rating

1857

Live Rating

1857.0

Change

0.0

Games Played

How live ratings are calculated

Rating History · Classical

Loading chart…

Official classical rating by month

List	Rating	Change
Oct 2026	1857	0
Sep 2026	1857	0
Aug 2026	1857	0
Jul 2026	1857	0
Jun 2026	1857	-18
May 2026	1875	0
Apr 2026	1875	0
Mar 2026	1875	-1
Feb 2026	1876	+1
Jan 2026	1875	0
Dec 2025	1875	-7
Nov 2025	1882	0

Classical games since the October list

No rated standard games this rating periodsince the OCT26 list (Oct 1, 2026)

	Last played	Score	TPR
	Singapore National Seniors Chess Championships 2026Apr 24 – May 2TPR 1764	4/7	1764

The live rating moves only when new rated games are played. Until then it matches the published rating.

Event timeline · Classical

34 events

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

Singapore National Seniors Chess Championships 20261764
Apr – May 2026Swissfederation source
Best of 2026Score 4/7Opp avg 1714Start 1875
World Senior Chess Championships 2025 - Over 651864
Oct – Nov 2025Swissfederation source
#2 in 2025Score 5½/11Opp avg 1900Start 1882
Singapore National Seniors Chess Championships1923
Apr – May 2025Swissfederation source
Best of 2025Score 4½/7Opp avg 1821Start 1871
40. ChessOrg-Schachfestival in Bad Woerishofen Senioren1841
Mar 2025Swissfederation source
#3 in 2025Score 4/9Opp avg 1884Start 1881
FIDE World Senior Chess Championships 2023 - Over 651766
Oct – Nov 2023Swissfederation source
#2 in 2023Score 4/11Opp avg 1868Start 1816
Offene Baden-Wuerttembergische Senioreneinzelmeisterschaften 20231806
Jul 2023Swissfederation source
Best of 2023Score 5½/9Opp avg 1726Start 1884
28. Bad Bertricher Schachtage 2023 Seniorenturnier over 501586
Jun – Jul 2023Swissfederation source
#3 in 2023Score 4/9Opp avg 1629Start 1884
World Senior Championship 2022 - Over 651833
Nov 2022Swissfederation source
#3 in 2022Score 5½/11Opp avg 1833Start 1905
27. Bad Bertricher Schachtage 2022 Seniorenturnier over 501862
Jun 2022Swissfederation source
#2 in 2022Score 5/9Opp avg 1819Start 1913
32. Offene Bayerische Senioren-Einzelmeisterschaft1924
May 2022Swissfederation source
Best of 2022Score 5/9Opp avg 1881Start 1913
36. ChessOrg Schachfestival Senioren2041
Mar 2020Swissfederation source
Best of 2020Score 5½/9Opp avg 1998Start 1878
World Senior Chess Championship 2019 - Open 651757
Nov 2019Swissfederation source
#3 in 2019Score 4½/11Opp avg 1822Start 1921
Int. Bodensee Senioren Open 20191944
May – Jun 2019Swissfederation source
Best of 2019Score 3½/7Opp avg 1944Start 1923
8. Internationaler Senioren Cup 20191870
May 2019Swissfederation source
#2 in 2019Score 5/9Opp avg 1827Start 1923
28th World Senior Chess Championship 2018 Open 651902
Nov 2018Swissfederation source
#4 in 2018Score 4½/11Opp avg 1967Start 1932
World Team Championship over 65 20181974
Jul 2018Teamfederation source
#3 in 2018Score 3½/9Opp avg 2054Start 1923
4. Int. Bodensee-Seniorenopen 20182068
May 2018Swissfederation source
Best of 2018Score 4½/7Opp avg 1966Start 1855
7. Internationaler Senioren-Cup 20181996
Apr 2018Swissfederation source
#2 in 2018Score 4½/9Opp avg 1996Start 1855
World Senior Championship 2017 over 651789
Nov 2017Swissfederation source
#2 in 2017Score 5/11Opp avg 1825Start 1883
Int. Bodensee Senioren Open 20171859
May 2017Swissfederation source
Best of 2017Score 4½/9Opp avg 1859Start 1894
2017 Australian Open Championship1749
Jan 2017Swissfederation source
#3 in 2017Score 4½/11Opp avg 1851Start 1928
World Senior Championship 2016 - Open 651995
Nov 2016Swissfederation source
Best of 2016Score 5½/11Opp avg 2038Start 1908
Xtracon Chess Open 20161823
Jul 2016Swissfederation source
#2 in 2016Score 5/10Opp avg 1823Start 1944
World Senior Championship 2015 - over 652010
Nov 2015Swissfederation source
Best of 2015Score 6/11Opp avg 1974Start 1911
Vienna Chess Open 2015 Grp A1974
Aug 2015Swissfederation source
#2 in 2015Score 3½/9Opp avg 2054Start 1893

Rated near Liong-On Mark Choong · Classical

World

#=61065Leon Marie1857.0
#=61065Boyi Chen1857.0
#=61065CM Liong-On Mark Choong1857.0
#=61065Leung Yuen 1857.0
#=61065Yannick Quellec1857.0

Singapore

Live ratings projected from the OCT26 published list · Not affiliated with FIDE