Derek McCormack

SCO · 45 yrs · K=20 · Peak 1973 (Jul 2025)

Best performance: 2048 at 2025-26 SNCL Division 1(Best of 2026)

World #=42911 live167#42,744 publishedScotland #106

OCT26 Rating

1923

Live Rating

1923.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

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

	Last played	Score	TPR
	Scottish International Open 2026Jul 3 – Jul 8TPR 1919	5/9	1919

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

Event timeline · Classical

28 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.

Scottish International Open 20261919
Jul 2026Swisschess-results.com
#5 in 2026Score 5/9Opp avg 1876Start 1929
Edinburgh Congress 2026 Premier1973
Jun 2026Swisschess-results.com
#3 in 2026Score 2/5Opp avg 1973Start 1926
Perth Congress Open 20261904
May 2026Swisschess-results.com
#6 in 2026Score 4/7Opp avg 1854Start 1930
2025-26 SNCL Division 12048
Nov 2025 – Apr 2026Teamchess-results.com
Best of 2026Score 6/8Opp avg 1890Start 1910
Aberdeen Congress Open 20262005
Apr 2026Swissfederation source
#2 in 2026Score 3/5Opp avg 1933Start 1918
Glasgow Congress Ken Stewart Open1784
Mar 2026Swisschess-results.com
#7 in 2026Score 2/5Opp avg 1856Start 1944
Hamilton Open 20261969
Jan 2026Swissfederation source
#4 in 2026Score 4/5Opp avg 1776Start 1927
Ayr Open 20251801
Sep 2025Swissfederation source
#5 in 2025Score 2½/5Opp avg 1888Start 1924
Edinburgh Park Major U2000 (Aug 2025)1780
Aug 2025Swissfederation source
#6 in 2025Score 2/5Opp avg 1780Start 1941
Scottish Championship International Open 20251808
Jul 2025Swissfederation source
#4 in 2025Score 5½/9Opp avg 1765Start 1973
Perth Open 20252017
May 2025Swissfederation source
Best of 2025Score 4½/7Opp avg 1824Start 1965
SNCL_Division_2_2024-2025 Round 9—(0)
Oct 2024 – Apr 2025Teamfederation source
Score ½/1Start 1953
Glasgow Congress Open 20251942
Mar 2025Swissfederation source
#3 in 2025Score 3/5Opp avg 1870Start 1965
SNCL_Division_2_2024-2025 Rounds 7-8—(2)
Oct 2024 – Mar 2025Teamfederation source
Score 1½/2Opp avg 1816Start 1953
SNCL_Division_2_2024-2025 Rounds 5-6—(1)
Oct 2024 – Feb 2025Teamfederation source
Score 1/2Opp avg 1910Start 1953
Hamilton Open 20252017
Jan 2025Swissfederation source
Best of 2025Score 3½/5Opp avg 1868Start 1957
SNCL_Division_2_2024-2025 Rounds 3-4—(1)
Oct – Nov 2024Teamfederation source
Score 1½/2Opp avg 1657Start 1953
SNCL_Division_2_2024-2025 Rounds 1-2—(1)
Oct 2024Teamfederation source
Score 2/2Opp avg 1986Start 1953
Edinburgh Park Major U2000 - Aug 20241977
Aug 2024Swissfederation source
#2 in 2024Score 3/4Opp avg 1784Start 1950
Scottish Championship International Open 20242015
Jul 2024Swissfederation source
Best of 2024Score 4½/9Opp avg 2015Start 1932
Perth Open 20241969
May 2024Swissfederation source
#4 in 2024Score 4½/7Opp avg 1969Start 1934
SNCL_Division_1_2023-2024 Round 9—(1)
Oct 2023 – Apr 2024Teamfederation source
Score ½/1Opp avg 1887Start 1895
Edinburgh Park Major - March 20241974
Mar 2024Swissfederation source
#3 in 2024Score 3/5Opp avg 1902Start 1918
Richardson Cup 2024 Quarter Final—(1)
Mar 2024Knockoutfederation source
Score 0/1Opp avg 2240Start 1918
SNCL_Division_1_2023-2024 Rounds 5-6—(2)
Oct 2023 – Feb 2024Teamfederation source
Score 1/2Opp avg 2045Start 1895

Rated near Derek McCormack · Classical

World

#=42911Matyas Josef Hrazdira1923.0
#=42911Viktor Meca1923.0
#=42911Derek McCormack1923.0
#=42911Olga Grigoryeva1923.0
#=42911Anna Bogacheva1923.0

Scotland

#104Mike Chisholm1927.0
#105Luke Donofrio1924.0
#106Derek McCormack1923.0
#107William Spiers1921.0
#108Robert McAndrew1917.4

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