Marc Vlietstra

AUS · 41 yrs · K=20 · Peak 2075 (Jan 2009)

Best performance: 2188 at Sydney International Open(Best of 2007)

NOV26 Rating

1950

Live Rating

1950.0

Change

0.0

Games Played

How live ratings are calculated

Rating History · Classical

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Official classical rating by month

List	Rating	Change
Nov 2026	1950	0
Oct 2026	1950	0
Sep 2026	1950	0
Aug 2026	1950	0
Jul 2026	1950	0
Jun 2026	1950	0
May 2026	1950	0
Apr 2026	1950	0
Mar 2026	1950	0
Feb 2026	1950	0
Jan 2026	1950	0
Dec 2025	1950	0

Form · Classical

oldest → latest

From 162 classical games on record, the latest on Jan 10, 2023.

Classical games since the November list

No rated standard games this rating periodsince the NOV26 list (Nov 1, 2026)

	Last played	Score	TPR
	2023 Australian Open ChampionshipJan 2, 2023 – Jan 10, 2023TPR 1559	5½/11	1559

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

Openings · Classical

From the moves of 15 of 162 classical games on record.

As WhiteOpens 1.e4 in 6 of 8 games.

As BlackMeets 1.d4 with 1...Nf6.

All openings (1 as White)

Openings in White games	Games	Score
Sicilian Defense	3	67%

5 more games in openings played fewer than 3 times.

Event timeline · Classical

20 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.

Performance rating by year

Year	Games	Score	Avg opp	TPR
2023	9	3½	1639	1559
2022	7	3	2106	2056
2015	8	4½	1892	1935
2014	20	6	2140	1991
2013	9	4½	2003	2003
2012	28	18	1997	2099
2009	22	6½	2058	1909
2008	6	5	1912	2185
2006	10	4	2094	2022

Games count in the month they were played. Each month and year is one performance rating over all of its rated games.

2023 Australian Open Championship1559
Jan 2023Swissfederation source
Best of 2023Score 5½/11Opp avg 1639Start 2007
2022 WA Closed Championship Round 7—(2)
Jun – Jul 2022Round robinfederation source
Score 1/2Opp avg 2094Start 1989
2022 WA Closed Championship Rounds 3-62180
May – Jun 2022Round robinfederation source
Best of 2022Score 2/3Opp avg 2055Start 2000
2022 WA Closed Championship Rounds 1-2—(2)
May 2022Round robinfederation source
Score 0/2Opp avg 2196Start 2000
Australian Open Championship 20151935
Jan 2015Swissfederation source
Best of 2015Score 5½/11Opp avg 1892Start 2016
O2C Doeberl Cup Premier 20142067
Apr 2014Swissfederation source
Best of 2014Score 3½/9Opp avg 2147Start 2011
Australian Championship 20141923
Jan 2014Swissfederation source
#2 in 2014Score 2½/11Opp avg 2134Start 2035
Metro Club Championship A-Division 20132003
Feb 2013Round robinfederation source
Best of 2013Score 4½/9Opp avg 2003Start 2042
Respini Tournament 20122144
Sep – Nov 2012Round robinfederation source
Best of 2012Score 6/9Opp avg 1951Start 2023
WA Closed Championship 20122056
Jul – Sep 2012Round robinfederation source
#4 in 2012Score 5½/9Opp avg 2013Start 2023
Foundation Day Open 20122075
Jun 2012Swissfederation source
#3 in 2012Score 4/6Opp avg 2075Start 1997
Metro Club Championship A-Division 20122124
Feb – May 2012Round robinfederation source
#2 in 2012Score 6/9Opp avg 1999Start 1997
WA Closed Championship2007
Jul – Sep 2009Round robinfederation source
Best of 2009Score 3½/9Opp avg 2109Start 2075
Huntingdale Masters1921
Apr – Jun 2009Round robinfederation source
#2 in 2009Score 2½/9Opp avg 2087Start 2075
Oceania Zonal Open1761
Jun 2009Swissfederation source
#3 in 2009Score 4½/9Opp avg 1954Start 2075
Respini Tournament2185
Aug – Nov 2008Round robinfederation source
Best of 2008Score 7/8Opp avg 1912Start 2062
Respini Tournament2039
Aug – Nov 2007Round robinfederation source
#3 in 2007Score 5½/9Opp avg 1996Start 2068
Sydney International Open2188
Apr 2007Swissfederation source
Best of 2007Score 5/9Opp avg 2138Start 2022
Doeberl Cup Premier2113
Apr 2007Swissfederation source
#2 in 2007Score 3½/7Opp avg 2113Start 2022
Australian Open2022
Dec 2006Swissfederation source
Best of 2006Score 5/11Opp avg 2094

Live ratings projected from the NOV26 published list · Not affiliated with FIDE