Rosa Maria Rojas Arca

PER · 16 yrs · K=40 · Peak 1443 (Jun 2024)

Best performance: 1523 at "World School Chess Championship" Girls under 15(Best of 2024)

OCT26 Rating

1436

Live Rating

1436.0

Change

0.0

Games Played

How live ratings are calculated

Rating History · Classical

Loading chart…

Official classical rating by month

List	Rating	Change
Oct 2026	1436	0
Sep 2026	1436	0
Aug 2026	1436	0
Jul 2026	1436	0
Jun 2026	1436	0
May 2026	1436	0
Apr 2026	1436	0
Mar 2026	1436	+17
Feb 2026	1419	+2
Jan 2026	1417	0
Dec 2025	1417	-20
Nov 2025	1437	0

Classical games since the October list

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

	Last played	Score	TPR
	IRT STANDARD SUB1800 CHESSTRAMar 29, 2025 – Mar 30, 2025TPR 1300	3/6	1300

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

Event timeline · Classical

13 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.

IRT STANDARD SUB1800 CHESSTRA1300
Mar 2025Swissfederation source
#2 in 2025Score 3/6Opp avg 1573Start 1443
Campeonato Regional Juvenil Norte 2025 IRT - Sub 16 Femenino1405
Feb 2025Swissfederation source
Best of 2025Score 4½/7Opp avg 1530Start 1443
"World School Chess Championship" Girls under 151523
May 2024Swissfederation source
Best of 2024Score 4½/9Opp avg 1716Start 1421
Campeonato Regional Juvenil Norte 2024 Categoria Sub 14 Femenino1177
Feb 2024Swissfederation source
#2 in 2024Score 3/6Opp avg 1302Start 1016
IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Sub 13 Femenino989
Dec 2023Swissfederation source
#2 in 2023Score 4½/9Opp avg 1229Start 1027
XII Campeonato Panamericano Escolar de Ajedrez - Sub 13 Femenino1027
Oct 2023Swissfederation source
Best of 2023Score 4/9Opp avg 1114
Campeonato Nacional Femenino Peru 2023875
Aug – Sep 2023Swissfederation source
#3 in 2023Score 4/9Opp avg 1241
Campeonato Nacional de Ajedrez Impar 2023 - Sub 13 Femenino—(1)
Jul 2023Swissfederation source
Score 5/9Opp avg 1137
CAMPEONATO NACIONAL JUVENIL AJEDREZ PERUANO 2023 Sub 14 Femenino869
Feb 2023Swissfederation source
#4 in 2023Score 3/9Opp avg 1142
XI Campeonato Panamericano Escolar 2022, Sub-13 Femenino981
Oct – Nov 2022Swissfederation source
Best of 2022Score 1½/8Opp avg 1221
Campeonato Nacional de Ajedrez Impar 2022 Sub 13 Femenino300
Sep 2022Swissfederation source
Score 4/9Opp avg 1100
Campeonato Escolar Nacional 2021 Sub 11 Femenino344
Nov 2021Swissfederation source
Score 4/9Opp avg 1144
III IRT SUB 2200 "BINACIONAL PAUL HARRIS 2019"—(2)
Nov 2019Swissfederation source
Score 1/7Opp avg 1153

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