Jean-Michel Delfosse

BEL · 58 yrs · K=20 · Peak 1834 (Jul 2006)

Best performance: 1935 at 28e open international de Cappelle-la-Grande(Best of 2012)

Classical rating

1814

FIDE’s November 2026 list. No rated games since, so the live rating is the same.

On FIDE’s list since Apr 2006 · Inactive on FIDE’s list

How live ratings are calculated

Rating History · Classical

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Official classical rating by month

List	Rating	Change
Nov 2026	1814	0
Oct 2026	1814	0
Sep 2026	1814	0
Aug 2026	1814	0
Jul 2026	1814	0
Jun 2026	1814	0
May 2026	1814	0
Apr 2026	1814	0
Mar 2026	1814	0
Feb 2026	1814	0
Jan 2026	1814	0
Dec 2025	1814	0

Form · Classical

oldest → latest

Unbeaten in the last 3 games (1 win, 2 draws), since Apr 30, 2023.

From 152 classical games on record, the latest on Mar 10, 2024.

Classical games since the November list

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

	Last played	Score	TPR
	Belgian Interclubs 2023-2024 Round 9Mar 10, 2024	1/1	—

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

Best wins · Classical

From 94 rated classical games against rated opponents, 2007–2024

#	Opponent	Rating
1,	Igor Avilov, Nov 2022 · Belgian Interclubs 2022-2023 Ronde 3	, 1849
2,	Michel Godart, May 2010 · INTERCLUBS DE LA F.E.F.B. 2010	, 1807
3,	Helmuth Debusschere, May 2011 · Interclubs de la F.E.F.B. 2011	, 1796
4,	Guy Benoit, Dec 2011 · Open International d'Echecs de Bethune - B (1601-1999)	, 1702
5,	Jean-francois Roux, Dec 2009 · Open International de Bethune - Tournoi B	, 1663
6,	Jacky Bordet, Feb 2010 · 26e open international de Cappelle	, 1660
7,	Bernard Michaux, Dec 2009 · Open International de Bethune - Tournoi B	, 1658
8,	Stijn Herreman, Mar 2024 · Belgian Interclubs 2023-2024 Round 9	, 1654
9,	Loriane Lebret, Dec 2011 · Open International d'Echecs de Bethune - B (1601-1999)	, 1648
9,	Gerald F Parfett, Feb 2008 · 24e open international de Cappelle	, 1648

#	Opponent	Overall	Rating
1,	IM Olivier Simon, Highest-rated meeting: Mar 2012 · 28e open international de Cappelle-la-Grande	, 0/1	, 2323
2,	FM Clement Rabineau, Highest-rated meeting: Mar 2012 · 28e open international de Cappelle-la-Grande	, 0/1	, 2268
3,	FM Etienne Bauduin, Highest-rated meeting: Mar 2012 · 28e open international de Cappelle-la-Grande	, 0/1	, 2217
4,	FM Nick Bijlsma, Highest-rated meeting: Feb 2011 · 27e open international de Cappelle	, 0/1	, 2173
5,	Bruno Marchyllie, Highest-rated meeting: Feb 2008 · 24e open international de Cappelle	, 0/1	, 2164
6,	CM Colin Pace, Highest-rated meeting: Mar 2012 · 28e open international de Cappelle-la-Grande	, 0/1	, 2149
7,	Paul Saint-Amand, Highest-rated meeting: Feb 2010 · 26e open international de Cappelle	, ½/1	, 2131
7,	CM Jeno Dr. Czuczai, Highest-rated meeting: Nov 2009 · Nationale Interclubs 2009-2010	, 0/1	, 2131
9,	Didier Couche, Highest-rated meeting: Feb 2008 · 24e open international de Cappelle	, 0/1	, 2122
10,	WIM Sonia Zepeda, Highest-rated meeting: Feb 2010 · 26e open international de Cappelle	, 0/1	, 2117

Event timeline · Classical

50 of 63 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
2024	2	1½	1816	—
2023	4	1	1663	1470
2022	10	4½	1634	1598
2021	2	½	1711	—
2019	5	3	1540	1612
2018	7	3	1650	1600
2017	5	½	1923	1557
2016	1	1	1419	—
2011	20	8½	1809	1759
2009	13	4	1854	1713
2008	6	2	1927	1802
2007	4	½	1971	1649

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

Belgian Interclubs 2023-2024 Round 9—(1)
Mar 2024Swissfederation source
Score 1/1Opp avg 1654Start 1808
Belgian Interclubs 2023-2024 Round 6—(1)
Jan 2024Swissfederation source
Score ½/1Opp avg 1978Start 1673
Belgian Interclubs 2022-2023 Ronde 11—(1)
Apr 2023Teamfederation source
Score ½/1Opp avg 1617Start 1675
Belgian Interclubs 2022-2023 Ronde 8—(1)
Mar 2023Teamfederation source
Score 0/1Opp avg 1804Start 1682
Belgian Interclubs 2022-2023 Ronde 7—(1)
Oct 2022 – Feb 2023Teamfederation source
Score 0/1Opp avg 1809Start 1695
Belgian Interclubs 2022-2023 Ronde 6—(1)
Jan 2023Teamfederation source
Score ½/1Opp avg 1423Start 1695
Belgian Interclubs 2022-2023 Ronde 5—(1)
Oct – Dec 2022Teamfederation source
Score 1/1Opp avg 1485Start 1695
Belgian Interclubs 2022-2023 Ronde 4—(1)
Oct – Nov 2022Teamfederation source
Score 0/1Opp avg 1708Start 1695
Belgian Interclubs 2022-2023 Ronde 3—(1)
Nov 2022Teamfederation source
Score 1/1Opp avg 1849Start 1685
Belgian Interclubs 2022-2023 Ronde 2—(1)
Oct 2022Teamfederation source
Score 0/1Opp avg 1696Start 1695
Belgian Interclubs 2022-2023 Ronde 1—(1)
Sep 2022Teamfederation source
Score ½/1Opp avg 1540Start 1699
Belgian Interclubs 2021-2022 Round 5—(1)
May 2022Teamfederation source
Score ½/1Opp avg 1752Start 1697
Belgian Interclubs 2021-2022 Round 11—(1)
Apr 2022Teamfederation source
Score ½/1Opp avg 1669Start 1698
Belgian Interclubs 2021-2022 Round 10—(0)
Mar 2022Teamfederation source
Score 1/1Start 1696
Belgian Interclubs 2021-2022 Round 4—(0)
Mar 2022Teamfederation source
Score 0/1Start 1696
Belgian Interclubs 2021-2022 Round 9—(1)
Mar 2022Teamfederation source
Score 1/1Opp avg 1216Start 1696
Belgian Interclubs 2021-2022 Round 8—(0)
Feb 2022Teamfederation source
Score 1/1Start 1716
Belgian Interclubs 2021-2022 Round 7—(1)
Feb 2022Teamfederation source
Score 0/1Opp avg 1703Start 1716
Belgian Interclubs 2021-2022 Round 6—(1)
Jan 2022Teamfederation source
Score 0/1Opp avg 1720Start 1716
Belgian Interclubs 2021-2022 Round 3—(1)
Dec 2021Teamfederation source
Score 0/1Opp avg 1773Start 1725
Belgian Interclubs 2021-2022 Round 1—(1)
Oct 2021Teamfederation source
Score ½/1Opp avg 1648Start 1727
Individuels FEFB 2019: Open—(0)
May – Jun 2019Swissfederation source
Score 0/1Start 1727
Belgian Interclubs 2018-2019 Round 11 - Div. 2-5—(1)
Apr 2019Teamfederation source
Score ½/1Opp avg 1636Start 1730
Belgian Interclubs 2018-2019 Rount 10—(0)
Mar 2019Teamfederation source
Score 1/1Start 1741
Belgian Interclubs 2018-2019 Round 9—(1)
Mar 2019Teamfederation source
Score 0/1Opp avg 1689Start 1741

Live rating: FIDE’s November list plus every rated game played since. Not affiliated with FIDE.