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Mark J L Orr

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IRL · 71 yrs · K=20 · Peak 2362 (Apr 2003)

Best performance: 2405 at Edinburgh Congress Premier 2015(Best of 2015)

NOV26 Rating

2100

Live Rating

2100.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange
Nov 202621000
Oct 202621000
Sep 202621000
Aug 202621000
Jul 202621000
Jun 202621000
May 202621000
Apr 202621000
Mar 202621000
Feb 202621000
Jan 202621000
Dec 202521000

Form · Classical

oldest → latest

Unbeaten in the last 5 games (2 wins, 3 draws), since Nov 24, 2024.

From 251 classical games on record, the latest on May 3, 2025.

Classical games since the November list

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

Last playedScore
Spens Cup 2025 FinalMay 3, 2025½/1

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

Openings · Classical

From the moves of 20 of 251 classical games on record.

As WhiteOpens 1.c4 in 8 of 11 games, 1.d4 in 3.

As BlackMeets 1.Nf3 with 1...Nf6.

All openings (2 as White, 1 as Black)
Openings in White gamesGamesScore
English Opening580%
Queen's Gambit Declined367%

3 more games in openings played fewer than 3 times.

Event timeline · Classical

50 of 66 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

YearGamesScoreAvg oppTPR
20254319512144
20247320872037
202321½1782—
2022179½20942137
20204½21001778
2019251420732116
2018221219642000
2017362320332135
20163520½19892054
20151710½20822169
201411721732275
2013191121452202
201294½21252125
201013822142301
20089521622205

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

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