Peter Bischoff

SUI · 79 yrs · K=20 · Peak 2170 (By Jan 2001)

Best performance: 2271 at SGM 2012/13 (League 1 + 2) Round 1-7 + tiebreak(Best of 2012)

NOV26 Rating

1845

Live Rating

1845.0

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	1845	0
Oct 2026	1845	0
Sep 2026	1845	0
Aug 2026	1845	0
Jul 2026	1845	0
Jun 2026	1845	0
May 2026	1845	0
Apr 2026	1845	0
Mar 2026	1845	0
Feb 2026	1845	0
Jan 2026	1845	0
Dec 2025	1845	0

Form · Classical

oldest → latest

From 407 classical games on record, the latest on Dec 9, 2023.

Classical games since the November list

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

	Last played	Score	TPR
	SGM 2024 (Bundesliga und 1.Regionalliga) round 3Dec 9, 2023	0/1	—

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

Best wins · Classical

From 393 rated classical games against rated opponents, 2007–2023

#	Opponent	Rating
1,	FM Thomas Raupp, Bad Ragazer Osteropen 2014, Apr 2014	, 2310
2,	Mauro Boffa, Bundesturnier HT 1 2018, May 2018	, 2225
3,	Ingo Meyer, SGM 2013/14 - League 1+2 (Round 3), Dec 2013	, 2220
3,	Nicolas Duport, 11. Winterthurer Schachwoche Meisteropen, Oct 2011	, 2220
5,	Daniel Christen, Swiss Team Championship (League A, B and 1), Feb 2007	, 2185
6,	FM Ralf-Axel Simon, 13. Engadiner Pfingstopen 2019, Jun 2019	, 2135
7,	Benjamin Huss, Swiss Championship 2018 Seniors Title tournament, Jul 2018	, 2125
8,	Horst Zesiger, Swiss Championship 2012 Seniors, Jul 2012	, 2107
9,	Nicolas Perreard, Swiss Ind. Championship Meisterturnier, Jul 2019	, 2100
10,	Christoph Sterkman, Swiss Ind. Championship Meisterturnier, Jul 2019	, 2095

#	Opponent	Score	Rating
1,	GM Ehsan Ghaem Maghami, 35. Zurich Weihnachtsopen Master, Dec 2011	, 0/1	, 2580
2,	GM Mikita Mayorau, Bad Ragazer Osteropen 2016, Mar 2016	, 0/1	, 2558
3,	GM Dejan Pikula, 2. Zuercher Ostern Open A 2019, Apr 2019	, 0/1	, 2472
4,	GM Vadim Shishkin, 1. Zuercher Oster Open, Mar 2018	, 0/1	, 2456
5,	GM Andreas Heimann, Jubilee Open Master 2009, Aug 2009	, 0/1	, 2435
6,	IM Alina Kashlinskaya, 37. Zurich Weihnachtsopen Master, Dec 2013	, 0/1	, 2422
7,	IM Boris Margolin, 10. Davos Open, Aug 2012	, 0/1	, 2417
8,	IM Farid Firman Syah, Int. Chessfestival Biel 2013 Open Master, Jul 2013	, 0/1	, 2396
9,	IM Henryk Dobosz, Int. Bodensee-Seniorenopen 2015, May 2015	, 0/1	, 2391
10,	IM Olivier Moor, 36. Zurich Weihnachtsopen Master, Dec 2012	, 0/1	, 2381

Openings · Classical

Moves are on record for 2 of 407 classical games. Openings show once one has been played 3 times.

Event timeline · Classical

50 of 111 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	15	3½	1803	1592
2021	17	9	1637	1658
2019	45	21	1989	1968
2018	42	19½	1970	1941
2017	31	13½	2042	1999
2016	30	15½	2004	2018
2015	47	25½	1928	1957
2013	30	12½	2109	2052
2012	26	12½	2082	2068
2011	34	17	2084	2084
2010	3	2	2100	2225
2009	9	3	2107	1982
2008	4	1½	2212	2125
2007	4	2½	2168	2263

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

SGM 2024 (Bundesliga und 1.Regionalliga) round 3—(1)
Dec 2023Teamfederation source
Score 0/1Opp avg 1941Start 1747
SGM 2024 (Bundesliga und 1.Regionalliga) round 1-2—(1)
Nov 2023Teamfederation source
Score 0/1Opp avg 1837Start 1755
SEM 2023 Hauptturnier 11747
Jul 2023Swissfederation source
Best of 2023Score 2½/7Opp avg 1849Start 1759
14. Engadinder Pfingstopen1575
May 2023Swissfederation source
#2 in 2023Score 3/5Opp avg 1700Start 1773
SGM 2023 (Bundesliga und 1.Regionalliga) round 6—(1)
Mar 2023Teamfederation source
Score 0/1Opp avg 1822Start 1782
SGM 2023 (Bundesliga und 1.Regionalliga) round 4-5—(1)
Feb 2023Teamfederation source
Score 0/1Opp avg 1624Start 1797
SGM 2023 (Bundesliga und 1.Regionalliga) rounds 2-3—(1)
Jan 2023Teamfederation source
Score 0/1Opp avg 1773Start 1808
SEM Seniors 20221895
Jul 2022Swissfederation source
Best of 2022Score 3½/7Opp avg 1895Start 1790
20. Burgdorfer Stadthaus-Open1647
May 2022Swissfederation source
#2 in 2022Score 2/5Opp avg 1840Start 1800
SGM 2022 (Bundesligen und 1.Liga) round 6-7—(1)
Apr 2022Teamfederation source
Score ½/1Opp avg 1973Start 1795
Schaffhausen Open 20221252
Mar 2022Swissfederation source
#3 in 2022Score 1/5Opp avg 1492Start 1878
SGM 2022 (Bundesligen und 1.Liga) round 5—(1)
Mar 2022Teamfederation source
Score ½/1Opp avg 1934Start 1878
SGM 2022 (Bundesligen und 1.Liga) round 3-4—(2)
Feb 2022Teamfederation source
Score ½/2Opp avg 1788Start 1878
SGM 2022 (Bundesligen und 1.Liga) 1-2—(1)
Jan 2022Teamfederation source
Score ½/1Opp avg 1547Start 1916
45. Weihnachtsopen Zurich Allgemein1547
Dec 2021Swissfederation source
#2 in 2021Score 4/7Opp avg 1475Start 1916
SMM 2021 NLB round 6-8—(1)
Nov 2021Teamfederation source
Score 0/1Opp avg 2129Start 1921
SMM 2021 NLB round 4-5—(1)
Oct 2021Teamfederation source
Score 0/1Opp avg 2164Start 1937
SMM 2021 NLB round 3—(1)
Oct 2021Teamfederation source
Score 0/1Opp avg 1880Start 1937
Biel Chess Festival 2021 - ATO1711
Jul – Aug 2021Swissfederation source
Best of 2021Score 6/9Opp avg 1586Start 1971
SGM 2019-20 round 5-6—(2)
Feb 2020Swissfederation source
Score 2/2Opp avg 1748Start 1975
19. Burgdorfer Stadthaus-Open1812
Feb 2020Swissfederation source
Best of 2020Score 2½/5Opp avg 1812Start 1975
SGM 2019-20 round 4—(1)
Jan 2020Teamfederation source
Score 1/1Opp avg 2008Start 1976
43.Weihnachtsopen Meister1919
Dec 2019Swissfederation source
#5 in 2019Score 2½/7Opp avg 2021Start 1976
26. Zuoz Open1984
Oct 2019Swissfederation source
#3 in 2019Score 4½/7Opp avg 1882Start 1965
SMM 2019 - League 1 round 6-7—(1)
Sep 2019Teamfederation source
Score 0/1Opp avg 2131Start 1971

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