Player profile
Alexander Costello
Dossier
4 of 4 games analyzed.
Accuracy: 84.7%
Opened e4: 1/2Opened Nf3: 1/2
Castled kingside: 4Same-side castling: 3Opposite-side castling: 1
Fianchettoed queenside: 2Played on the queenside: 1Played on the kingside: 1
Active pieces: 3Sacrificed material: 3Kept the bishop pair: 3Backward pawn: 3Space advantage: 2Missed tactics: 2Isolated pawn: 1Initiated exchanges: 1
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 2 games 1W 1D 0L
Sicilian Defense 1 game 1W 0D 0L
Modern Variations 1 game 1W 0D 0L
Main Line
1 game
1W
0D
0L
Zukertort Opening 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
As Black 2 games 0W 0D 2L
Queen's Indian Defense 1 game 0W 0D 1L
Kasparov-Petrosian Variation 1 game 0W 0D 1L
Main Line
1 game
0W
0D
1L
Ruy Lopez 1 game 0W 0D 1L
Closed 1 game 0W 0D 1L
Keres Defense
1 game
0W
0D
1L
Blunders Top 4 of 35
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 4 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2023.06.18 | Las Vegas National Open 2023 | 9 | 2023.06.18 Zoey Tang | 1 | 87.40% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2023.06.17 | Las Vegas National Open 2023 | 6 | 2023.06.17 Nico Chasin | 0 | 92.80% | 1. Nf3 Nf6 2. c4 b6 3. Nc3 Bb7 | |
| 2023.06.17 | Las Vegas National Open 2023 | 5 | 2023.06.17 Mark Heimann | ½ | 77.70% | 1. Nf3 d5 2. e3 Nf6 3. c4 e6 | |
| 2023.06.15 | Las Vegas National Open 2023 | 2 | 2023.06.15 Tommy Wen | 0 | 80.80% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 |