Nelson Mariano
TitleGrandmasterFederationPhilippinesBorn1974FIDE ID5200610
Classical2447
Rapid—
Blitz—
Games122
W · D · LWon · Drawn · Lost39 / 32 / 29
Peak2468Jan 2005
Rating history
2420
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Oct 2023Nov 2026
Classical2447no games played
Recent games
Bersamina, Paulo(1927)
Olongapo City · 28 Apr 2010
Ginting, Nasib(2397)
Subic PHI, 9. Asian Men Champion... · 22 Apr 2010
Batchuluun, Tsegmed(2412)
Phu Quoc VIE, Zone 3.3 · 18 Jan 2007
Bancod, Ronald(2375)
Cup · GM A · 23 Nov 2006
Maga, Mirabeau(2371)
Cup · GM A · 22 Nov 2006
Play against Mariano's Twin
Their real openings, level & style
Practice against a bot that uses their real openings and playing style
Based on 122 games
Openings
69 games as White · scores 61.6%Weaknesses
where they slip as ♔ WhiteNo significant weaknesses detected as white
Strengths
what holds up for them as ♔ WhiteSicilian: d6 Systems1.e4 c5 2.♞f3 d610 games, last played 20 years ago70.0%wins
By family
open a family to see its linesPROTime controls · Years · Events
122 games in scope
LineECOGamesLast playedWins · draws · lossesScorevs 61.6%
B20–B503617y
42%39%19
61.1%—B00–B069—
33%33%34%
50.0%—C70620y
33%50%17
58.3%—C00620y
33%33%34%
50.0%—B10–B13420y
25%75%0
62.5%—B00320y
33%67%0
66.7%—C422—
100%00
100.0%—B02220y
100%00
100.0%—Mistakes
Problematic pieces
Insufficient data
Critical moment
Insufficient data
Error heatmap · Critical squaresError heatmap
Insufficient data
Critical blunders
Tactical errors analyzed with StockfishCouldn't load this.
Repertoire
PROTime controls · Years · Events
122 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
Explore the repertoireevery move played, ranked by frequency
69 games42%W39%D19%L
69games in this linewon 42%, drew 39%, lost 19%
Move
1. e4
6917y42%39%19%
62%