Jack De Rooy

AUS · 16 yrs · K=40 · Peak 1621 (Mar 2024)

Best performance: 1750 at 2023 Chess Artists Open Rounds 4-6(Best of 2023)

NOV26 Rating

1543

Live Rating

1543.0

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	1543	0
Oct 2026	1543	0
Sep 2026	1543	0
Aug 2026	1543	0
Jul 2026	1543	0
Jun 2026	1543	0
May 2026	1543	0
Apr 2026	1543	0
Mar 2026	1543	0
Feb 2026	1543	0
Jan 2026	1543	0
Dec 2025	1543	0

Form · Classical

oldest → latest

From 418 classical games on record, the latest on Jun 2, 2024.

Classical games since the November list

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

	Last played	Score	TPR
	2024 Chess Artists Chess Excellence Open Rounds 5-6Jun 2, 2024 – Jun 16, 2024	0/1	—

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

Event timeline · Classical

50 of 108 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	12	2½	1587	1357
2023	99	41	1464	1399
2022	117	35	1473	1324
2021	29	3	1544	1178
2020	16	2	1436	1114
2019	29	2½	1285	902
2018	4	½	1193	871

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

2024 Chess Artists Chess Excellence Open Rounds 5-6—(1)
Jun 2024Swissfederation source
Score 0/1Opp avg 1604Start 1561
2024 Chess Artists Chess Excellence Open Rounds 1-4—(1)
May 2024Swissfederation source
Score 1/2Opp avg 1441Start 1589
2024 Melbourne Chess Club Championship Rounds 5-7—(1)
Mar 2024Swissfederation source
Score 0/1Opp avg 1583Start 1621
2024 Chess Artists Club Championship Rounds 5-7—(2)
Mar 2024Swissfederation source
Score 1½/3Opp avg 1738Start 1621
2024 Melbourne Chess Club Championship Rounds 1-41278
Feb 2024Swissfederation source
#2 in 2024Score 1/4Opp avg 1471Start 1413
2024 Chess Artists Club Championship Rounds 1-41561
Feb 2024Swissfederation source
Best of 2024Score 2/4Opp avg 1686Start 1413
2023 Chess Artists Open Rounds 4-61750
Dec 2023Swissfederation source
Best of 2023Score 2½/3Opp avg 1477Start 1354
2023 Hobsons Bay Reserves Championship Round 7—(1)
Dec 2023Swissfederation source
Score ½/1Opp avg 1424Start 1354
2023 Chess Artists Open Rounds 1-3—(2)
Nov 2023Swissfederation source
Score 1½/3Opp avg 1297Start 1351
2023 Hobsons Bay Reserves Championship Rounds 4-61248
Oct – Nov 2023Swissfederation source
#16 in 2023Score 1½/3Opp avg 1248Start 1319
2023 Hobsons Bay Reserves Championship Rounds 1-31369
Oct 2023Swissfederation source
#13 in 2023Score 1½/3Opp avg 1369Start 1319
2023 MCC Classic - Swiss Rounds 6-91430
Oct 2023Swissfederation source
#9 in 2023Score 2½/4Opp avg 1335Start 1319
2023 MCC Classic - Swiss Rounds 2-51497
Sep 2023Swissfederation source
#4 in 2023Score 2/4Opp avg 1497Start 1293
2023 Hobsons Bay Koshnitsky Cup Rounds 5-7—(2)
Sep 2023Swissfederation source
Score ½/3Opp avg 1419Start 1293
2023 Hobsons Bay Koshnitsky Cup Rounds 1-4—(2)
Aug 2023Swissfederation source
Score 3/4Opp avg 1173Start 1351
2023 MCC Classic - Swiss Round 1—(0)
Aug 2023Swissfederation source
Score 0/1Start 1351
2023 MCC Edwin Malitis Memorial - Minor Open Rounds 4-71167
Jul – Aug 2023Swissfederation source
#17 in 2023Score 1½/3Opp avg 1167Start 1380
2023 Chess Artists Winter Open Rounds 4-61311
Aug 2023Swissfederation source
#14 in 2023Score 1/3Opp avg 1436Start 1351
2023 MCC Edwin Malitis Memorial - Minor Open Rounds 1-31061
Jul 2023Swissfederation source
#18 in 2023Score 1/3Opp avg 1186Start 1380
2023 Chess Artists Winter Open Rounds 1-3—(2)
Jul 2023Swissfederation source
Score 2/3Opp avg 1390Start 1380
2023 MCC City of Melbourne Open Round 9—(1)
Jul 2023Swissfederation source
Score 1/1Opp avg 1381Start 1380
2023 MCC City of Melbourne Open Rounds 6-8—(2)
Jun 2023Swissfederation source
Score 2/3Opp avg 1387Start 1383
2023 Chess Excellence Open Round 6—(1)
Jun 2023Swissfederation source
Score ½/1Opp avg 1326Start 1383
2023 MCC City of Melbourne Open Rounds 1-51463
May 2023Swissfederation source
#8 in 2023Score 2/5Opp avg 1656Start 1365
2023 Chess Excellence Open Rounds 1-51379
Apr – May 2023Swissfederation source
#12 in 2023Score 2½/5Opp avg 1466Start 1338

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