Claude Abiven

BEL · 49 yrs · K=40 · Peak 1734 (Jun 2025)

Best performance: 1766 at Brussels Spring Competition 2025 Rounds 4-7(Best of 2025)

OCT26 Rating

1734

Live Rating

1734.0

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	1734	0
Sep 2026	1734	0
Aug 2026	1734	0
Jul 2026	1734	0
Jun 2026	1734	0
May 2026	1734	0
Apr 2026	1734	0
Mar 2026	1734	0
Feb 2026	1734	0
Jan 2026	1734	0
Dec 2025	1734	0
Nov 2025	1734	0

Classical games since the October list

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

	Last played	Score	TPR
	Brussels Spring Competition 2025 Rounds 4-7May 5, 2025 – May 26, 2025TPR 1766	2/3	1766

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

Event timeline · Classical

19 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.

Brussels Spring Competition 2025 Rounds 4-71766
May 2025Swissfederation source
Best of 2025Score 2/3Opp avg 1641Start 1725
Brussels Spring Competition 2025 Round 2—(1)
Mar 2025Swissfederation source
Score 0/1Opp avg 1979Start 1704
Brussels Spring Competition 2025 Round 1—(1)
Mar 2025Swissfederation source
Score 1/1Opp avg 1858Start 1704
Brussels Open Fall 2024 Rounds 7-9—(0)
Nov 2024Swissfederation source
Score 0/1Start 1704
Brussels Open Fall 2023 Rounds 12-13—(2)
Dec 2023Swissfederation source
Score 1/2Opp avg 1461Start 1504
Brussels Open Fall 2023 Rounds 8-11—(2)
Nov 2023Swissfederation source
Score 1/2Opp avg 1580Start 1504
Brussels Open Fall 2023 Rounds 5-7—(1)
Oct 2023Swissfederation source
Score 2/2Opp avg 1323Start 1493
Brussels Open Fall 2023 Rounds 1-4—(1)
Sep 2023Swissfederation source
Score 1/1Opp avg 1196Start 1487
Open du CEWB - automne 2022 Ronde 7—(1)
Dec 2022Swissfederation source
Score 1/1Opp avg 1356Start 1501
Open du CEWB - automne 2022 Ronde 6—(1)
Dec 2022Swissfederation source
Score 0/1Opp avg 1385Start 1501
Open du CEWB - automne 2022 Ronde 4—(1)
Nov 2022Swissfederation source
Score 0/1Opp avg 1881Start 1513
Open du CEWB - automne 2022 Ronde 2—(1)
Nov 2022Swissfederation source
Score 0/1Opp avg 1747Start 1513
Open du CEWB - automne 2022 Ronde 1—(1)
Oct 2022Swissfederation source
Score 0/1Opp avg 1924Start 1516
Open du CEWB - printemps 2022 Ronde 9—(0)
May 2022Swissfederation source
Score 1/1Start 1516
Belgian Interclubs 2021-2022 Round 11—(1)
Apr 2022Teamfederation source
Score ½/1Opp avg 1759
Open du CEWB - printemps 2022 Ronde 1—(0)
Mar 2022Swissfederation source
Score ½/1
Belgian Interclubs 2021-2022 Round 8—(1)
Feb 2022Teamfederation source
Score 1/1Opp avg 1144
Open du CEWB - automne 20211434
Oct – Dec 2021Swissfederation source
Best of 2021Score 1/3Opp avg 1559
Belgian Interclubs 2019-2020 Round 11 bis—(1)
Sep 2021Teamfederation source
Score 0/1Opp avg 1768

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