Derek Oconnor

USA · 33 yrs · K=20 · Peak 2280 (Jun 2019)

Best performance: 2331 at 26th Annual Western Class Championships(Best of 2019)

OCT26 Rating

2280

Live Rating

2280.0

Change

0.0

Games Played

Rating History · Classical

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Classical games since the October list

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

	Last played	Score	TPR
	Spring 2019 Tuesday Night MarathonMar 19, 2019 – May 7, 2019	2/2	—

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

5 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.

Spring 2019 Tuesday Night Marathon—(2)
Mar – May 2019Swissfederation source
Score 2/2Opp avg 1916Start 2256
2019 GM Koltanowski Memorial—(1)
Mar – Apr 2019Swissfederation source
Score 1/1Opp avg 1625Start 2256
26th Annual Western Class Championships2331
Mar 2019Swissfederation source
Best of 2019Score 3½/5Opp avg 2182Start 2256
2019 IM John Grefe Marathon2213
Jan – Mar 2019Swissfederation source
#2 in 2019Score 4/5Opp avg 1973Start 2275
Glasscoe Weekender Anti-Swiss2166
Feb 2019Individualfederation source
#3 in 2019Score 2½/4Opp avg 2071Start 2265

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