Player profile
Hermannsson, Sigurbjorn
Dossier
39 of 48 games analyzed.
Accuracy: 87.1%
Opened e4: 14/15Opened d4: 1/15
Castled kingside: 24Same-side castling: 23Castled queenside: 6Opposite-side castling: 6Did not castle: 3
Played in the center: 12Played on the queenside: 9Played on the kingside: 9Fianchettoed kingside: 8Fianchettoed queenside: 7
Initiated exchanges: 26Kept the bishop pair: 22Space advantage: 20Sacrificed material: 20Active pieces: 17Isolated pawn: 16Backward pawn: 14Missed tactics: 13Played gambits: 4Avoided exchanges: 4
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 19 games 4W 5D 10L
Sicilian Defense 5 games 2W 1D 2L
Dragon Variation 2 games 1W 1D 0L
Yugoslav Attack, Hungarian Dragon
1 game
1W
0D
0L
Yugoslav Attack, Main Line
1 game
0W
1D
0L
Four Knights Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Najdorf Variation 1 game 0W 0D 1L
Adams Attack
1 game
0W
0D
1L
Classical Variation 1 game 1W 0D 0L
Sozin Attack
1 game
1W
0D
0L
French Defense 4 games 0W 2D 2L
Tarrasch Variation 2 games 0W 1D 1L
Eliskases Variation
1 game
0W
0D
1L
Open System, Euwe-Keres Line
1 game
0W
1D
0L
Advance Variation 1 game 0W 1D 0L
Wade Variation
1 game
0W
1D
0L
Exchange Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Caro-Kann Defense 3 games 1W 1D 1L
Accelerated Panov Attack 1 game 0W 0D 1L
Modern Variation
1 game
0W
0D
1L
Tartakower Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Classical Variation 1 game 0W 1D 0L
Lobron System
1 game
0W
1D
0L
Italian Game 3 games 1W 0D 2L
Two Knights Defense 2 games 0W 0D 2L
Polerio Defense, Kieseritzky Variation
2 games
0W
0D
2L
Classical Variation 1 game 1W 0D 0L
Giuoco Pianissimo
1 game
1W
0D
0L
King's Indian Defense 1 game 0W 1D 0L
Karpov System 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Scandinavian Defense 1 game 0W 0D 1L
Valencian Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Gambit Declined 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Alekhine Defense 1 game 0W 0D 1L
Scandinavian Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
As Black 23 games 4W 4D 15L
Sicilian Defense 9 games 2W 1D 6L
Najdorf Variation 5 games 1W 1D 3L
English Attack
2 games
0W
1D
1L
(unspecified)
1 game
1W
0D
0L
Lipnitsky Attack
1 game
0W
0D
1L
Yates Variation
1 game
0W
0D
1L
Smith-Morra Gambit Accepted 1 game 1W 0D 0L
Paulsen Formation
1 game
1W
0D
0L
Moscow Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Nyezhmetdinov-Rossolimo Attack 1 game 0W 0D 1L
Fianchetto Variation
1 game
0W
0D
1L
Closed 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
English Opening 3 games 0W 2D 1L
Symmetrical Variation 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Anglo-Indian Defense 1 game 0W 1D 0L
King's Indian Formation
1 game
0W
1D
0L
Indian Defense 1 game 1W 0D 0L
Normal Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Zukertort Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Van Geet Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's Indian Attack, with e6 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Semi-Slav Defense 1 game 0W 0D 1L
Stoltz Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Gambit Declined 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Pawn Game 1 game 0W 0D 1L
Colle System 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Nimzo-Indian Defense 1 game 1W 0D 0L
Leningrad Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Catalan Opening 1 game 0W 0D 1L
Open Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Indian Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
King's Indian Defense 1 game 0W 0D 1L
Sämisch Variation 1 game 0W 0D 1L
Yates Defense
1 game
0W
0D
1L
Blunders Top 4 of 217
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 48 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.06.07 | Skákþing Íslands - Áskorendaflokkur 2026 | 9.4 | 2026.06.07 Omarsson, Adam (2311453) (1992) | 1 | 90.00% | 1. d4 Nf6 2. c4 e6 3. a3 d5 | |
| 2026.06.05 | Skákþing Íslands - Áskorendaflokkur 2026 | 7.4 | 2026.06.05 Ernisson, Petur Ulfar (2326116) (1815) | 0 | 89.10% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.06.02 | Skákþing Íslands - Áskorendaflokkur 2026 | 4.6 | 2026.06.02 Birkisson, Bjorn Holm (2310600) (2223) | 0 | 87.30% | 1. Nf3 d5 2. e3 Nf6 3. c4 e6 | |
| 2026.05.31 | Skákþing Íslands - Áskorendaflokkur 2026 | 2.3 | 2026.05.31 Jonsson, Gauti Pall (2309092) (2131) | 0 | 86.40% | 1. Nc3 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.05.31 | Skákþing Íslands - Áskorendaflokkur 2026 | 1.1 | 2026.05.31 Bjornsson, Sigurbjorn (2300974) (2279) | 1 | 90.40% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.04.26 | Boðsmót TR 2026 - B flokkur | 5.2 | 2026.04.26 Ernisson, Petur Ulfar (2326116) (1763) | 1 | 85.60% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.04.26 | Boðsmót TR 2026 - B flokkur | 4.3 | 2026.04.26 Sigurdarson, Emil (2304163) (1826) | ½ | - | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2026.04.25 | Boðsmót TR 2026 - B flokkur | 2.3 | 2026.04.25 Heidarsson, Mikael Bjarki (2317532) (1994) | 0 | - | 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 | |
| 2026.04.24 | Boðsmót TR 2026 - B flokkur | 3.1 | 2026.04.24 Davidsson, Oskar Vikingur (2310627) (1952) | ½ | 91.40% | 1. e4 d6 2. d4 g6 3. c4 Nf6 | |
| 2026.04.24 | Boðsmót TR 2026 - B flokkur | 1.2 | 2026.04.24 Skarphedinsson, Ingvar Wu (2316943) (2144) | 0 | 90.50% | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 | |
| 2026.03.06 | Icelandic team chess championship premier league | 7.16 | 2026.03.06 Heidarsson, Arnar Milutin (2312875) (2099) | 0 | 88.90% | 1. d4 d5 2. c4 e6 3. Nc3 c6 | |
| 2026.01.28 | Skákþing Reykjavíkur 2026 | 7.10 | 2026.01.28 Johannsson, Markus Orri (2318539) (1859) | 0 | 82.90% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.01.25 | Skákþing Reykjavíkur 2026 | 6.7 | 2026.01.25 Brynjarsson, Orvar Holm (2321726) (1805) | ½ | 89.50% | 1. e4 c5 2. Ne2 Nc6 3. Nbc3 g6 | |
| 2026.01.18 | Skákþing Reykjavíkur 2026 | 4.9 | 2026.01.18 Olafsson, Olafur Orn (2312042) (1727) | 0 | 90.30% | 1. e4 c6 2. c4 d5 3. exd5 cxd5 | |
| 2026.01.11 | Skákþing Reykjavíkur 2026 | 2.2 | 2026.01.11 Ornolfsson, Magnus P. (2301016) (2176) | 0 | 87.50% | 1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 | |
| 2025.09.12 | Haustmot TR 2025 | 5.10 | 2025.09.12 Thorisson, Benedikt (2314576) (2075) | ½ | 83.40% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.09.03 | Haustmot TR 2025 | 9.9 | 2025.09.03 Skarphedinsson, Ingvar Wu (2316943) (2089) | 0 | 84.20% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | |
| 2025.09.03 | Haustmot TR 2025 | 8.7 | 2025.09.03 Gudnyjarson, Sigurdur Pall (2321637) (1950) | 0 | 87.80% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2025.09.03 | Haustmot TR 2025 | 7.10 | 2025.09.03 Hardarson, Jon Trausti (2302594) (2099) | 0 | 77.90% | 1. e4 e6 2. d4 d5 3. Nd2 c5 | |
| 2025.09.03 | Haustmot TR 2025 | 6.6 | 2025.09.03 Bjornsson, Harald (2325306) (1904) | 1 | 90.60% | 1. e4 c5 2. d4 cxd4 3. c3 dxc3 | |
| 2025.09.03 | Haustmot TR 2025 | 4.7 | 2025.09.03 Heidarsson, Arnar Milutin (2312875) (2086) | 0 | 78.10% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.09.03 | Haustmot TR 2025 | 3.9 | 2025.09.03 Ragnarsson, Johann (2301040) (1946) | 0 | 86.00% | 1. d4 d5 2. Nf3 Nf6 3. e3 c6 | |
| 2025.09.03 | Haustmot TR 2025 | 2.8 | 2025.09.03 Bergsson, Stefan Steingrimur (2301393) (2096) | 0 | - | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | |
| 2025.09.03 | Haustmot TR 2025 | 1.8 | 2025.09.03 Sigurdsson, Sverrir (2302195) (1940) | 0 | 78.80% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2025.06.21 | Icelandic Open 2025 | 9.17 | 2025.06.21 Finnsson, Johann Orn (2326230) | 1 | - | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.06.20 | Icelandic Open 2025 | 8.14 | 2025.06.20 Thorfinnsson, Bjorn (2300982) (2367) | 0 | 82.00% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | |
| 2025.06.20 | Icelandic Open 2025 | 1.10 | 2025.06.20 Bjornsson, Sigurbjorn (2300974) (2291) | 0 | - | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2025.06.19 | Icelandic Open 2025 | 7.14 | 2025.06.19 Skarphedinsson, Ingvar Wu (2316943) (2063) | 0 | 86.80% | 1. d4 Nf6 2. c4 e6 3. g3 d5 | |
| 2025.06.19 | Icelandic Open 2025 | 6.16 | 2025.06.19 Asgrimsson, Olafur Sigurbj (2305178) | 1 | - | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | |
| 2025.06.18 | Icelandic Open 2025 | 5.10 | 2025.06.18 Ptacnikova, Lenka (305650) (2158) | 0 | - | 1. Nf3 c5 2. c4 Nc6 3. e3 Nf6 | |
| 2025.06.18 | Icelandic Open 2025 | 4.16 | 2025.06.18 Ingvarsson, Thorleifur (2310120) | 1 | - | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2025.06.17 | Icelandic Open 2025 | 3.19 | 2025.06.17 Van Meter, Lester (2001691) (1847) | ½ | - | 1. c4 c5 2. Nf3 Nc6 3. g3 Nf6 | |
| 2025.06.16 | Icelandic Open 2025 | 2.13 | 2025.06.16 Oskarsson, Markus Orri (2320118) (2047) | ½ | 90.50% | 1. e4 e6 2. d4 d5 3. Nd2 c5 | |
| 2025.03.23 | Round 5: Hermannsson, Sigurbjorn - Berezovsky, Fiorina | 5.34 | 2025.03.23 Berezovsky, Fiorina (5400651) (1816) | 1 | 97.00% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.03.22 | Round 4: Wainwright, Charlie - Hermannsson, Sigurbjorn | 4.34 | 2025.03.22 Wainwright, Charlie (343426310) (1783) | ½ | 84.00% | 1. d4 Nf6 2. c4 e6 3. Nf3 b6 | |
| 2025.03.22 | Round 3: Hermannsson, Sigurbjorn - Arun, Nitish | 3.4 | 2025.03.22 Arun, Nitish (2524201) (1967) | 0 | 82.80% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2025.03.21 | Round 2: Rajandu, Aaron - Hermannsson, Sigurbjorn | 2.4 | 2025.03.21 Rajandu, Aaron (4514734) (1869) | 0 | 83.90% | 1. e4 c5 2. Nc3 Nc6 3. g3 g6 | |
| 2025.03.21 | Round 1: Hermannsson, Sigurbjorn - Patel, Keatan | 1.4 | 2025.03.21 Patel, Keatan (477613) (1985) | ½ | 90.80% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2024.06.02 | Round 2: Hermannsson, Sigurbjorn - Birkisson, Bardur Orn | 2024.06.02 Birkisson, Bardur Orn (2310597) (2229) | 0 | 88.70% | 1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 | ||
| 2024.06.01 | Round 1: Ptacnikova, Lenka - Hermannsson, Sigurbjorn | 2024.06.01 Ptacnikova, Lenka (305650) (2113) | ½ | 93.70% | 1. Nf3 Nf6 2. c4 g6 3. Nc3 d6 | ||
| 2024.03.18 | Reykjavik Open 2024 | 5.30 | 2024.03.18 Mardell, Jimmy (1705610) (2172) | 0 | 90.90% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2024.03.16 | Reykjavik Open 2024 | 3.21 | 2024.03.16 Harish, Neeraj (30958130) (2090) | 0 | 88.00% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| ????.??.?? | Goðinn 20th Anniversary Open | 6.9 | ????.??.?? Johannsdottir, Johanna Bjorg (2303108) (1995) | 0 | 88.70% | 1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 | |
| ????.??.?? | Goðinn 20th Anniversary Open | 5.13 | ????.??.?? Stefansson, Benedikt (2312379) (1721) | 1 | 96.60% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| ????.??.?? | Goðinn 20th Anniversary Open | 4.9 | ????.??.?? Karason, Askell O (2300567) (2104) | 0 | 77.10% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| ????.??.?? | Goðinn 20th Anniversary Open | 3.13 | ????.??.?? Arnarson, Hrafn (2332507) | ½ | 89.20% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| ????.??.?? | Goðinn 20th Anniversary Open | 2.12 | ????.??.?? Gudjonsson, Ingi Haflidi (2326280) (1686) | 1 | 92.70% | 1. d4 d5 2. Nf3 e6 3. Bf4 c5 | |
| ????.??.?? | Goðinn 20th Anniversary Open | 1.4 | ????.??.?? Thorfinnsson, Bragi (2300958) (2384) | 0 | 85.50% | 1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 |