Player profile
Herrera Alonso, Isaac Emmanuel
Dossier
8 of 11 games analyzed.
Accuracy: 82.1%
Opened e4: 6/6
Opposite-side castling: 4Castled kingside: 4Castled queenside: 2Did not castle: 2Same-side castling: 2
Played on the queenside: 5Fianchettoed kingside: 3Played in the center: 2Played on the kingside: 1
Isolated pawn: 6Space advantage: 6Sacrificed material: 5Initiated exchanges: 5Backward pawn: 5Kept the bishop pair: 5Active pieces: 3Played gambits: 2Avoided exchanges: 1Missed tactics: 1
Openings
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As White 9 games 0W 1D 8L
Ponziani Opening 3 games 0W 0D 3L
Steinitz Variation 2 games 0W 0D 2L
(unspecified)
2 games
0W
0D
2L
Leonhardt Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Sicilian Defense 3 games 0W 0D 3L
Alapin Variation 2 games 0W 0D 2L
Barmen Defense
1 game
0W
0D
1L
Smith-Morra Declined
1 game
0W
0D
1L
Old Sicilian 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
French Defense 1 game 0W 0D 1L
Exchange Variation 1 game 0W 0D 1L
Monte Carlo Variation
1 game
0W
0D
1L
Caro-Kann Defense 1 game 0W 0D 1L
Exchange Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Italian Game 1 game 0W 1D 0L
Giuoco Pianissimo 1 game 0W 1D 0L
Italian Four Knights Variation
1 game
0W
1D
0L
As Black 2 games 0W 2D 0L
Sicilian Defense 2 games 0W 2D 0L
Lasker-Dunne Attack 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Dragon Variation 1 game 0W 1D 0L
Yugoslav Attack
1 game
0W
1D
0L
Blunders Top 4 of 45
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 11 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.05.26 | Round 7: Herrera Alonso, Isaac Emmanuel - Lerma Castillo, Juan | 7.40 | 2026.05.26 Lerma Castillo, Juan (29602157) (1876) | 0 | - | 1. e4 e5 2. Nf3 Nc6 3. c3 d5 | |
| 2026.05.26 | Round 5: Herrera Alonso, Isaac Emmanuel - Duarte Cramer, Lily Jeanette | 5.40 | 2026.05.26 Duarte Cramer, Lily Jeanette (29620180) (1949) | 0 | 80.00% | 1. e4 e5 2. Nf3 Nc6 3. c3 d5 | |
| 2026.05.25 | Round 3: Herrera Alonso, Isaac Emmanuel - Rodriguez Juarez, Daniel Alexander | 3.39 | 2026.05.25 Rodriguez Juarez, Daniel Alexander (5162475) (1846) | 0 | 77.50% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | |
| 2026.05.25 | Round 1: Herrera Alonso, Isaac Emmanuel - Salazar Reyes, Diego | 1.27 | 2026.05.25 Salazar Reyes, Diego (5175526) (2092) | 0 | 75.40% | 1. e4 c5 2. Nf3 Nc6 3. g3 g6 | |
| 2026.05.25 | Round 5: Herrera Alonso, Isaac Emmanuel - Telles Fukushima, Karla Akemi | 5.36 | 2026.05.25 Telles Fukushima, Karla Akemi (5139244) (1882) | 0 | - | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2026.05.25 | Round 3: Herrera Alonso, Isaac Emmanuel - Valdez Lomeli, Nicolas | 3.34 | 2026.05.25 Valdez Lomeli, Nicolas (29611636) (1684) | 0 | - | 1. e4 c5 2. c3 d5 3. exd5 Qxd5 | |
| 2026.05.25 | Round 2: Mendoza Inzunza, Miguel Angel - Herrera Alonso, Isaac Emmanuel | 2.27 | 2026.05.25 Mendoza Inzunza, Miguel Angel (5138450) (1844) | ½ | 76.90% | 1. e4 c5 2. g3 d6 3. Bg2 g6 | |
| 2026.05.25 | Round 7: Cortes Medina, Fernando - Herrera Alonso, Isaac Emmanuel | 7.38 | 2026.05.25 Cortes Medina, Fernando (5181402) (1836) | ½ | 88.50% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.05.24 | Round 4: Herrera Alonso, Isaac Emmanuel - Duarte Cramer, Lily Jeanette | 4.34 | 2026.05.24 Duarte Cramer, Lily Jeanette (29620180) (1882) | 0 | 90.80% | 1. e4 e5 2. Nf3 Nc6 3. c3 d5 | |
| 2026.05.24 | Round 2: Herrera Alonso, Isaac Emmanuel - Garcia De La Rosa, Christian | 2.37 | 2026.05.24 Garcia De La Rosa, Christian (29668115) (1694) | 0 | 82.00% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | |
| 2024.08.08 | Ronda 2: Herrera Alonso, Isaac Emmanuel - Ortega Jacinto, Miguel Adolfo | 2.12 | 2024.08.08 Ortega Jacinto, Miguel Adolfo (5190479) (1750) | ½ | 85.70% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 |