WCM

Katrina Blackman

BAR · 34 yrs · K=20 · Peak 1814 (Apr 2024)

Best performance: 1982 at 2nd Qualifier 2015 Barbados National Chess Championships(Best of 2015)

NOV26 Rating

1809

Live Rating

1809.0

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	1809	0
Oct 2026	1809	0
Sep 2026	1809	0
Aug 2026	1809	0
Jul 2026	1809	0
Jun 2026	1809	0
May 2026	1809	0
Apr 2026	1809	0
Mar 2026	1809	0
Feb 2026	1809	0
Jan 2026	1809	0
Dec 2025	1809	0

Working toward the Woman International Master title1 tracked norm · 9/27 gamesrating 1814 of 2200composition metdetails ↓

Form · Classical

oldest → latest

From 467 classical games on record, the latest on Sep 22, 2024.

Classical games since the November list

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

	Last played	Score	TPR
	45th Chess Olympiad Budapest 2024 WomenSep 11, 2024 – Sep 22, 2024TPR 1791	5/10	1791

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

Title Progress

WIM title progress

Working toward the Woman International Master title

Tracked norms: 1 · 9 of 27 games credit

Rating: peak 1814, needs 2200

No outstanding composition requirement

2018 Sub-Zonal 2.3.5 (Female)Jun 20186½/9

Based on events we cover plus the FIDE norm registers of all federations. Norms filed elsewhere may not show up here yet.

Best wins · Classical

From 301 rated classical games against rated opponents, 2008–2024

#	Opponent	Rating
1	IM Delisle Warner, 2014 Karl Sealy Memorial, Jul 2014	, 2243
2	CM Bryan Prescod, 2nd Qualifier 2015 Barbados National Chess Championships, Jul 2015	, 1998
3	WFM Cristina Ocampo, Zonal 2.3 Femenino 2022, Mar 2022	, 1994
4	WIM Thais Castillo Morales, 2018 Central American & Caribbean Women Championships, Jul 2018	, 1978
4	WCM Carla Wendy Borda Rivera, 40th World Chess Olympiad-Women, Aug 2012	, 1978
6	WIM Sofia Mayorga Araya, XIV Campeonato Continental Femenino de Ajedrez de las Americas 2023 La Habana CUB, May 2023	, 1919
7	WFM Ailen Oriana Mena, 2018 Central American & Caribbean Women Championships, Jul 2018	, 1882
8	WFM Polina Karelina, 2018 Sub-Zonal 2.3.5 (Female), Jun 2018	, 1875
9	WIM Gabriella Johnson, 2018 Central American & Caribbean Women Championships, Jul 2018	, 1869
10	WFM Patricia Evarista Castillo Pena, Zonal 2.3 Femenino 2022, Mar 2022	, 1838

#	Opponent	Score	Rating
1	IM Kevin Denny, 2nd Qualifier Barbados National Championships, Jun 2010	, 0/1	, 2332
2	FM Bengt Hammar, 1st Qualifier Barbados National Ch, Jan 2009	, 0/1	, 2323
3	WIM Ann Chumpitaz, 44th FIDE Chess Olympiad Chennai 2022 Women, Jul 2022	, 0/1	, 2278
4	FM Isaiah Mc Intosh, 1st FIDE Americas CAribbean Cup, Aug 2019	, ½/1	, 2257
5	IM Delisle Warner, 2014 Karl Sealy Memorial, Jul 2014	, 1/3	, 2243
6	WIM Yuanling Yuan, Chess Olympiad 2014-Women, Aug 2014	, 0/1	, 2241
7	IM Orlando Husbands, 2nd Qualifier 2015 Barbados National Chess Championships, Jul 2015	, ½/5	, 2234
8	WIM Sheila Barth Stanford, Chess Olympiad 2014-Women, Aug 2014	, 0/2	, 2216
9	WGM Ghazal Hakimifard, 45th Chess Olympiad Budapest 2024 Women, Sep 2024	, 0/1	, 2192
10	FM Martyn Del Castilho, Barbados Under-20 Junior Championships, Jun 2009	, 0/1	, 2181

Openings · Classical

From the moves of 28 of 467 classical games on record.

As WhiteOpens 1.d4 in 4 of 12 games, 1.e3 in 4, 1.e4 in 4.

As BlackMeets 1.e4 with 1...e6, and 1.d4 with 1...e6.

All openings (1 as White, 1 as Black)

Openings in White games	Games	Score
Sicilian Defense	4	13%

8 more games in openings played fewer than 3 times.

Openings in Black games	Games	Score
French Defense	8	50%

Event timeline · Classical

50 of 62 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	17	10	1787	1852
2023	22	10½	1608	1594
2022	24	10½	1665	1622
2019	11	7½	1531	1664
2018	32	19	1629	1694
2017	31	18	1570	1627
2016	25	11½	1646	1617
2015	20	11	1700	1736
2014	32	13	1758	1693
2013	11	3	1694	1519
2012	35	12	1787	1670
2011	5	1	1769	1529
2010	19	4½	1865	1663
2009	8	½	1983	1539
2008	9	0	1887	1087

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

45th Chess Olympiad Budapest 2024 Women1791
Sep 2024Swisschess-results.com
#2 in 2024Score 5/10Opp avg 1834Start 1814
CARICOM CLASSIC 20241927
Mar 2024Round robinfederation source
Best of 2024Score 7/9Opp avg 1734Start 1785
2023 National Women Championships1636
Oct 2023Swissfederation source
#2 in 2023Score 7½/9Opp avg 1443Start 1634
XIV Campeonato Continental Femenino de Ajedrez de las Americas 2023 La Habana CUB1741
May 2023Swisschess-results.com
Best of 2023Score 3/9Opp avg 1866Start 1669
2023 Heroes Day Cup - Challengers1368
Apr – May 2023Swissfederation source
#3 in 2023Score 5/9Opp avg 1418Start 1669
44th FIDE Chess Olympiad Chennai 2022 Women1602
Jul – Aug 2022Teamfederation source
#2 in 2022Score 4½/11Opp avg 1768Start 1691
2022 Barbados Ladies Championships1383
Apr 2022Round robinfederation source
#3 in 2022Score 5½/8Opp avg 1281Start 1725
Zonal 2.3 Femenino 20221842
Mar 2022Swissfederation source
Best of 2022Score 4½/9Opp avg 1885Start 1701
2019 Barbados Ladies Championships1620
Sep 2019Swissfederation source
#2 in 2019Score 6½/7Opp avg 1284Start 1703
1st FIDE Americas CAribbean Cup1722
Aug 2019Swissfederation source
Best of 2019Score 4/7Opp avg 1672Start 1701
43rd World Women Chess Olympiad 20181506
Sep – Oct 2018Swissfederation source
#3 in 2018Score 4½/10Opp avg 1586Start 1755
2018 Central American & Caribbean Women Championships1879
Jul – Aug 2018Swissfederation source
#2 in 2018Score 7/9Opp avg 1659Start 1622
2018 Sub-Zonal 2.3.5 (Female)WIM norm1930
Jun 2018Swissfederation source
Best of 2018Score 6½/9Opp avg 1764Start 1622
2018 Heroes Day Cup Challengers1335
Apr – May 2018Swissfederation source
#4 in 2018Score 5/8Opp avg 1407Start 1652
2017 Caribbean Cup Challengers1648
Nov – Dec 2017Swissfederation source
#2 in 2017Score 5/9Opp avg 1605Start 1627
2017 Barbados Ladies Nationals1780
Nov 2017Swissfederation source
Best of 2017Score 5½/6Opp avg 1379Start 1627
2nd Qualifier 2017 Barbados National Chess Championships1560
Jul 2017Swissfederation source
#4 in 2017Score 4/8Opp avg 1560Start 1639
2017 Heroes Day Cup Challengers1640
Apr – May 2017Swissfederation source
#3 in 2017Score 3½/8Opp avg 1683Start 1640
2016 Barbados Ladies National Championships1643
Nov 2016Round robinfederation source
#3 in 2016Score 4½/5Opp avg 1277Start 1638
42nd World Chess Olympiad, Women, 20161659
Sep 2016Swissfederation source
Best of 2016Score 4/10Opp avg 1784Start 1642
2016 Karl Sealy Memorial Invitational Section1486
May 2016Round robinfederation source
#4 in 2016Score 3/5Opp avg 1611Start 1660
2016 2.3.5 Sub-Zonal Female1648
Apr – May 2016Swissfederation source
#2 in 2016Score 4/9Opp avg 1735Start 1660
2015 Barbados National Championships1676
Oct 2015Round robinfederation source
#2 in 2015Score 2½/9Opp avg 1842Start 1685
2015 Barbados Women's Championships1479
Sep 2015Swissfederation source
#3 in 2015Score 3/4Opp avg 1286Start 1685
2nd Qualifier 2015 Barbados National Chess Championships1982
Jul 2015Swissfederation source
Best of 2015Score 5½/7Opp avg 1752Start 1632

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