Mariana Nara Santana Da Costa

BRA · 16 yrs · K=40 · Peak 1955 (Sep 2026)

Best performance: 2125 at Panamerican Amateur Chess Championship 2026 Under 2000 Women(Best of 2026)

World #=36472 live647#35,825 publishedBrazil #=456#1 girls U16 in Brazil

OCT26 Rating

1955

Live Rating

1955.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

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

	Last played	Score	TPR
	Panamerican Amateur Chess Championship 2026 Under 2000 WomenAug 22 – Aug 27TPR 2125	8/9	2125

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

Event timeline · Classical

50 of 53 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.

Panamerican Amateur Chess Championship 2026 Under 2000 Women2125
Aug 2026Swisschess-results.com
Best of 2026Score 8/9Opp avg 1774Start 1853
X TORNEIO INTERNACIONAL DE XADREZ SESC CAIOBÁ - CLASSICO A R$ 132.000 en premios -1949
Jun – Jul 2026Swisschess-results.com
#2 in 2026Score 4/9Opp avg 2036Start 1862
FENAC Ímpar 2026 - Campeonato Brasileiro Sub 19 Absoluto [STD]1860
Jun 2026Swisschess-results.com
#4 in 2026Score 4/6Opp avg 1735Start 1862
Navega Chess Open STD1768
May 2026Swissfederation source
#7 in 2026Score 3½/6Opp avg 1711Start 1886
Festival Nacional da Juventude FENAJ SUB16F STD1720
May 2026Individualchess-results.com
#8 in 2026Score 4½/6Opp avg 1625Start 1886
Torneio De Xadrez Pensado IRT Sub2400 Itajai1934
Mar 2026Swissfederation source
#3 in 2026Score 4½/6Opp avg 1741Start 1863
II Timbo Chess Festival Under 2400 STD1839
Feb 2026Swissfederation source
#5 in 2026Score 4½/6Opp avg 1646Start 1862
Brazil Chess Series - Floripa 20261833
Jan 2026Swissfederation source
#6 in 2026Score 5/10Opp avg 1833Start 1877
64o Campeonato Brasileiro Feminino de Xadrez 20251880
Dec 2025Swissfederation source
#4 in 2025Score 6/9Opp avg 1755Start 1860
XIV Pan-American School Chess Championship 2025 STD U15 Girls1878
Aug – Sep 2025Swissfederation source
#5 in 2025Score 7/9Opp avg 1658Start 1934
Memorial Pedro Rogerio Garcia Aberto do Brasil STD1701
Aug 2025Swissfederation source
#8 in 2025Score 3½/6Opp avg 1644Start 1934
Campeonato Brasileiro Juvenil 2025 (STD) - Sub 20 Feminino2456
Jul 2025Swissfederation source
Score 6/6Opp avg 1656Start 1914
9o Torneio Internacional de Xadrez SESC Caioba Classico1848
Jun – Jul 2025Swissfederation source
#6 in 2025Score 4½/9Opp avg 1950Start 1914
FENAJ 2025 - Brasileiro Cadetes STD - Sub 16 Feminino1945
May 2025Swissfederation source
Best of 2025Score 5/6Opp avg 1672Start 1902
Campeonato Catarinense 2024 Feminino STD1827
Feb – Mar 2025Swissfederation source
#7 in 2025Score 4/6Opp avg 1702Start 1914
II Sampa Chess Open STD1927
Feb 2025Swissfederation source
#3 in 2025Score 5½/10Opp avg 1927Start 1914
Brazil Chess Series - Floripa 20251941
Jan 2025Swissfederation source
#2 in 2025Score 5/10Opp avg 1984Start 1906
63o Campeonato Brasileiro Feminino de Xadrez STD 20242008
Nov – Dec 2024Swissfederation source
Best of 2024Score 6/8Opp avg 1815Start 1844
FIDE World Youth Chess Championship 2024 U14 Girls1826
Oct – Nov 2024Swissfederation source
#6 in 2024Score 6/11Opp avg 1790Start 1844
Campeonato Regional Nordeste - Nordestao 20241905
Sep 2024Swissfederation source
#4 in 2024Score 4/6Opp avg 2030Start 1834
I IRT CX de Maringa STD 2024 FIDE CBX1950
Jul 2024Swissfederation source
#3 in 2024Score 4½/6Opp avg 1855Start 1748
15o IRT Sub 2050 Taca Xadrez Educa1983
Jul 2024Swissfederation source
#2 in 2024Score 5/6Opp avg 1790Start 1748
Campeonato Brasileiro Amador 2024 STD 20001887
May – Jun 2024Swissfederation source
#5 in 2024Score 4/7Opp avg 1837Start 1775
FENAJ 2024 - U14 Fem STD1744
May 2024Swissfederation source
#9 in 2024Score 4/6Opp avg 1619Start 1775
"World School Chess Championship" Girls under 151608
May 2024Swissfederation source
#12 in 2024Score 5/9Opp avg 1608Start 1775

Rated near Mariana Nara Santana Da Costa · Classical

World

#=36472Juan Fiol Company1955.0
#=36472Lucas Jurk Deretti1955.0
#=36472Mariana Nara Santana Da Costa1955.0
#=36472Ignacio Santos Crespo1955.0
#=36472Lukas Picha1955.0

Brazil

#455Antonielson do Vale Sousa1955.8
#=456Lucas Jurk Deretti1955.0
#=456Mariana Nara Santana Da Costa1955.0
#=456Ilke Freire Pereira1955.0
#459Felipe Borges Cristino1954.8

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