Stefan Koch

GER · 55 yrs · K=20 · Peak 2021 (By Jul 2008)

Best performance: 2124 at Thueringer Einzelmeisterschaft(Best of 2008)

NOV26 Rating

1942

Live Rating

1942.0

Change

0.0

Games Played

How live ratings are calculated

Rating History · Classical

Loading chart…

Official classical rating by month

List	Rating	Change
Nov 2026	1942	0
Oct 2026	1942	0
Sep 2026	1942	0
Aug 2026	1942	0
Jul 2026	1942	0
Jun 2026	1942	0
May 2026	1942	0
Apr 2026	1942	0
Mar 2026	1942	0
Feb 2026	1942	0
Jan 2026	1942	0
Dec 2025	1942	0

Form · Classical

oldest → latest

Unbeaten in the last 2 games (1 win, 1 draw), since Sep 27, 2020.

From 131 classical games on record, the latest on Sep 28, 2020.

Classical games since the November list

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

	Last played	Score	TPR
	CZECH OPEN 2020 - B - open rating tournamentSep 21, 2020 – Sep 28, 2020TPR 1920	6½/9	1920

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

Event timeline · Classical

17 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
2020	9	6½	1754	1920
2019	9	6	1642	1767
2018	9	4½	1618	1618
2015	7	4	1957	2007
2013	15	8	1942	1963
2012	9	4	2051	2008
2011	13	7	1945	1974
2010	12	5	2060	2003
2009	11	4½	2089	2024
2007	5	3	1890	1962

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

CZECH OPEN 2020 - B - open rating tournament1920
Sep 2020Swissfederation source
Best of 2020Score 6½/9Opp avg 1754Start 1896
CZECH OPEN 2019 - C - open rating tournament1767
Jul 2019Swissfederation source
Best of 2019Score 6/9Opp avg 1642Start 1925
CZECH OPEN 2018 - C - open rating tournament1618
Jul 2018Swissfederation source
Best of 2018Score 4½/9Opp avg 1618Start 1996
Thueringer Einzelmeisterschaft 20152007
Apr 2015Swissfederation source
Best of 2015Score 4/7Opp avg 1957Start 1989
22. Apoldaer Open1849
Aug – Sep 2013Swissfederation source
#2 in 2013Score 4/7Opp avg 1792Start 2003
Thueringer Einzelmeisterschaft 20132042
Mar 2013Swissfederation source
Best of 2013Score 4½/9Opp avg 2042Start 1995
Thueringer EInzelmeisterschaft 20122008
Apr 2012Swissfederation source
Best of 2012Score 4/9Opp avg 2051Start 1993
20.Apolda Open2043
Aug 2011Swissfederation source
Best of 2011Score 4½/7Opp avg 1948Start 1989
Thueringer Einzelmeisterschaft 20111944
Apr 2011Swissfederation source
#2 in 2011Score 4½/9Opp avg 1944Start 1997
19.Apolda-Open2093
Aug 2010Swissfederation source
Best of 2010Score 4½/7Opp avg 2093Start 1989
Deutsche Team-Pokalmeisterschaft—(1)
Jan – May 2010Teamfederation source
Score ½/1Opp avg 2254Start 2008
Thueringer Einzelmeisterschaft 20101912
Mar 2010Swissfederation source
#2 in 2010Score 4/9Opp avg 2014Start 2008
18.Apolda Open2013
Aug 2009Swissfederation source
#2 in 2009Score 4/7Opp avg 2206Start 2009
Thueringer Einzelmeisterschaft2023
Apr 2009Swissfederation source
Best of 2009Score 4½/9Opp avg 2023Start 2006
17.Open Apolda1907
Aug 2008Swissfederation source
#2 in 2008Score 3½/7Opp avg 2100Start 2021
Thueringer Einzelmeisterschaft2124
Mar 2008Swissfederation source
Best of 2008Score 4½/9Opp avg 2081
16.Apoldaer Open1962
Aug 2007Swissfederation source
Best of 2007Score 4½/7Opp avg 1890

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