Mark Paetz

USA · 77 yrs · K=20 · Peak 1783 (By Feb 2017)

Best performance: 1847 at Walter Harris Marathon(Best of 2016)

World #=285606United States #=9183among all players, November list

Classical rating

1709

FIDE’s November 2026 list. No rated games since, so the live rating is the same.

On FIDE’s list since Feb 2017 · Inactive on FIDE’s list

How live ratings are calculated

Rating History · Classical

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Classical rating unchanged at 1709 over the last 12 months; peak 1783 by February 2017.

Official rating by month

Each month: the rating, its change from the list before, and the rated games FIDE counted.

List	Classical
Nov 2026	1709, 0, 0 games
Oct 2026	1709, 0, 0 games
Sep 2026	1709, 0, 0 games
Aug 2026	1709, 0, 0 games
Jul 2026	1709, 0, 0 games
Jun 2026	1709, 0, 0 games
May 2026	1709, 0, 0 games
Apr 2026	1709, 0, 0 games
Mar 2026	1709, 0, 0 games
Feb 2026	1709, 0, 0 games
Jan 2026	1709, 0, 0 games
Dec 2025	1709, 0, 0 games

Form · Classical

oldest → latest

From 152 classical games on record, the latest on Mar 22, 2024.

Classical games since the November list

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

	Last played	Score	TPR
	GM George Koltanowski Memorial 2024Feb 16, 2024 – Mar 22, 2024TPR 1700	2/5	1700

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

Best wins · Classical

From 124 rated classical games against rated opponents, 2016–2024

#	Opponent	Rating
1,	Sos Hakobyan, Sep 2016 · Walter Harris Marathon	, 1902
2,	Michael Anderson, Sep 2017 · Neil Falconer Marathon	, 1776
3,	Anthony Acosta, Jan 2018 · 2018 IM John Grefe Marathon	, 1707
4,	David Trestor, Dec 2019 · Berkeley Club Championship 2019	, 1654
5,	Peter Sherwood, Jul 2019 · 2019 Neil Falconer Marathon	, 1583
6,	Matthew Northrup, Aug 2019 · 2019 Neil Falconer Marathon	, 1572
7,	Erickson Bacelar, Nov 2021 · 2021 Berkeley Chess Club Championship	, 1571
8,	Jossy Chalissery, Nov 2018 · 2018 Berkeley Club Championship	, 1553
9,	Evan Mertens, Jul 2021 · 2021 GM Koltanowski Marathon	, 1551
10,	Samuel Agdamag, 2 wins, Aug 2018 · 2018 Neil Falconer Marathon	, 1535

#	Opponent	Overall	Rating
1,	IM Ladia Jirasek, Highest-rated meeting: Oct 2019 · Berkeley Club Championship 2019	, 0/4	, 2366
2,	IM Elliott Winslow, Highest-rated meeting: Aug 2016 · Walter Harris Marathon	, 0/4	, 2256
3,	IM Ezra Paul Chambers, Highest-rated meeting: Aug 2018 · 2018 Neil Falconer Marathon	, 0/1	, 2233
4,	Roger Poehlmann, Highest-rated meeting: May 2017 · GM Koltanowski Memorial	, 0/2	, 2212
5,	IM Josiah Stearman, Highest-rated meeting: Jul 2016 · John Larkins Marathon	, 0/1	, 2158
6,	Anthony Ge, Highest-rated meeting: Oct 2021 · 2021 Berkeley Chess Club Championship	, 0/1	, 2134
7,	Derek Oconnor, Highest-rated meeting: Oct 2016 · Berkeley Chess Club Championship	, 0/1	, 2109
8,	Isaiah Kim, Highest-rated meeting: Nov 2018 · 2018 Berkeley Club Championship	, 0/3	, 2044
9,	Kireet Panuganti, Highest-rated meeting: Oct 2018 · 2018 Berkeley Club Championship	, 0/2	, 2040
10,	Michael Walder, Highest-rated meeting: Aug 2017 · Neil Falconer Marathon	, ½/3	, 2023

Event timeline · Classical

27 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	4	2	1700	1700
2023	6	2	1381	1256
2022	4	½	1537	1215
2021	24	10½	1664	1621
2020	8	2½	1593	1452
2019	29	13½	1616	1595
2018	19	7½	1701	1621
2016	10	4½	1783	1747

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

GM George Koltanowski Memorial 2024, 1700
Feb – Mar 2024Swissfederation source
Best of 2024Score 2/5Opp avg 1700Start 1491
14th annual Golden State Open - U2100 Section, 1256
Jan 2023Swissfederation source
Best of 2023Score 2/6Opp avg 1381Start 1533
15th Annual Golden State Open - Under 2100, 1215
Jan 2022Swissfederation source
Best of 2022Score ½/5Opp avg 1537Start 1566
2021 Berkeley Chess Club Championship, 1553
Oct – Dec 2021Swissfederation source
#5 in 2021Score 4/8Opp avg 1678Start 1578
2021 GM Walter Browne Marathon, 1574
Sep – Oct 2021Swissfederation source
#4 in 2021Score 2/5Opp avg 1574Start 1567
2021 IM John Grefe Marathon, 1652
Aug – Sep 2021Swissfederation source
#2 in 2021Score 2½/5Opp avg 1652Start 1562
2021 GM Koltanowski Marathon, 1636
Jun – Jul 2021Swissfederation source
#3 in 2021Score 4/6Opp avg 1636Start 1557
Return of the King 2021, 1680
May – Jun 2021Swissfederation source
Best of 2021Score 2/5Opp avg 1752Start 1557
GM Koltanowski Marathon 2020, 1457
Feb – Mar 2020Swissfederation source
Best of 2020Score 1½/4Opp avg 1544Start 1592
IM John Grefe Marathon 2020, 1448
Jan – Feb 2020Swissfederation source
#2 in 2020Score 1/4Opp avg 1641Start 1592
Berkeley Club Championship 2019, 1700
Oct – Dec 2019Swissfederation source
#2 in 2019Score 3½/8Opp avg 1743Start 1608
2019 Walter Shipman Marathon, 1457
Aug – Oct 2019Swissfederation source
#5 in 2019Score 2/5Opp avg 1529Start 1613
2019 Neil Falconer Marathon, 1567
Jul – Aug 2019Swissfederation source
#4 in 2019Score 3/6Opp avg 1495Start 1613
2019 GM Walter Browne Marathon, 1736
May – Jun 2019Swissfederation source
Best of 2019Score 3/4Opp avg 1611Start 1604
2019 GM Koltanowski Memorial, 1620
Mar – Apr 2019Swissfederation source
#3 in 2019Score 3/5Opp avg 1620Start 1637
2019 IM John Grefe Marathon, 1433
Jan – Mar 2019Swissfederation source
#6 in 2019Score 1½/5Opp avg 1626Start 1637
2018 Berkeley Club Championship, 1476
Oct – Dec 2018Swissfederation source
#3 in 2018Score 3/8Opp avg 1634Start 1677
2018 Neil Falconer Marathon, 1718
Aug – Sep 2018Swissfederation source
Best of 2018Score 3/6Opp avg 1718Start 1676
2018 IM John Grefe Marathon, 1705
Jan – Mar 2018Swissfederation source
#2 in 2018Score 2½/6Opp avg 1762Start 1672
2017 Berkeley Club Championship, 1635
Oct – Dec 2017Swissfederation source
#4 in 2017Score 2/6Opp avg 1707Start 1697
Neil Falconer Marathon, 1682
Aug – Sep 2017Swissfederation source
#3 in 2017Score 2½/6Opp avg 1682Start 1701
GM Marcel Sisniega Marathon, 2 rated games
Jun – Jul 2017Swissfederation source
Score 1½/4Opp avg 1891Start 1725
GM Koltanowski Memorial, 1767
Mar – May 2017Swissfederation source
#2 in 2017Score 3/6Opp avg 1960Start 1783
IM John Grefe Marathon, 1598
Jan – Mar 2017Swissfederation source
#5 in 2017Score 2/5Opp avg 1791
Berkeley Chess Club Championship, 1774
Oct 2016 – Jan 2017Swissfederation source
Best of 2017Score 3½/7Opp avg 1679

Rated near Mark Paetz · Classical · November list, all players

World

#=285606Esteban Paco1709
#=285606S Padmaja1709
#=285606Mark Paetz1709
#=285606Konstantinos Pantazis1709
#=285606Sophie Panzenboeck1709

United States

Live rating: FIDE’s November list plus every rated game played since. Not affiliated with FIDE.