James Robert Mahan

USA · 83 yrs · K=20 · Peak 1720 (Mar 2024)

Best performance: 1734 at 7eme open international - support Ch. de Picardie(Best of 2008)

NOV26 Rating

1703

Live Rating

1703.0

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	1703	0
Oct 2026	1703	0
Sep 2026	1703	0
Aug 2026	1703	0
Jul 2026	1703	0
Jun 2026	1703	0
May 2026	1703	0
Apr 2026	1703	0
Mar 2026	1703	0
Feb 2026	1703	0
Jan 2026	1703	0
Dec 2025	1703	0

Form · Classical

oldest → latest

From 126 classical games on record, the latest on Jun 9, 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 Carolinas Classic - U1700Jun 7, 2024 – Jun 9, 2024	1/4	—

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

Event timeline · Classical

21 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	3	1	1623	1498
2014	8	2	1654	1461
2010	1	½	1839	—
2008	29	7	1810	1608

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

2024 Carolinas Classic - U1700—(2)
Jun 2024Swissfederation source
Score 1/4Opp avg 1580Start 1710
Spring 2024 ALTO - U1800—(1)
Apr 2024Swissfederation source
Score ½/3Opp avg 1708Start 1720
2014 Roanoke FIDE Harvest Open—(0)
Oct 2014Swissfederation source
Score ½/1Start 1534
XXXIIe Open International d'échecs de Metz - Open B1461
May 2014Swissfederation source
Best of 2014Score 3/9Opp avg 1654Start 1551
2013 Sterling Chess March—(0)
Mar 2013Swissfederation source
Score ½/2Start 1551
16th Annual Mid-America Open—(0)
Mar 2012Swissfederation source
Score 0/1Start 1551
Philadelphia Open—(1)
Mar – Apr 2010Swissfederation source
Score ½/1Opp avg 1839Start 1546
3rd Annual Philadelphia International—(0)
Jun 2009Swissfederation source
Score ½/1Start 1546
12eme open de Wasselonne1556
Aug 2008Swissfederation source
#4 in 2008Score 3/7Opp avg 1796Start 1544
7eme open international - support Ch. de Picardie1734
Jul 2008Swissfederation source
Best of 2008Score 3/9Opp avg 1821Start 1544
1er Open de Cambrai—(2)
Jun 2008Swissfederation source
Score 3/7Opp avg 1832Start 1529
Kaupthing Open B1721
May 2008Swissfederation source
#2 in 2008Score 3/9Opp avg 1870Start 1529
12ème Open de Printemps de Chambéry1556
May 2008Swissfederation source
#4 in 2008Score 3/7Opp avg 1829Start 1529
26e Open International de Metz1542
Apr 2008Swissfederation source
#6 in 2008Score 2½/9Opp avg 1772Start 1529
13e Open de Herlies1649
Apr 2008Swissfederation source
#3 in 2008Score 3½/7Opp avg 1774Start 1529
Chpt de France - Vétérans1666
Aug 2007Swissfederation source
Best of 2007Score 4/11Opp avg 1746Start 1514
13e Festival de Chambery - Accession—(1)
Jul 2007Swissfederation source
Score 5/9Opp avg 1777Start 1514
Championnat de Lorraine 2007—(2)
May 2007Swissfederation source
Score 3/7Opp avg 1719Start 1521
1.Int. Chess-Open Casino di Lugano—(2)
Apr 2007Swissfederation source
Score 2/6Opp avg 2012Start 1521
Open International de la Ville de Metz1436
Apr 2007Swissfederation source
#3 in 2007Score 2½/9Opp avg 1837Start 1521
Chpt Moselle1473
Apr 2007Swissfederation source
#2 in 2007Score 2/7Opp avg 1795Start 1521

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