Player profile

Ostenstad, Berge

Standard: 2405 Rapid: 2414 Blitz: 2428 (last updated 2026-10-02)

FIDE ID: 1500058 (view FIDE profile)

Federation: NOR Sex: M Birth Year: 1964 Age: 62

Title: GM Women's title: — Other title: — FOA title: —

Games: 35 Wins: 10 (29%) Draws: 12 (34%) Losses: 13 (37%)

View all games

Dossier

33 of 35 games analyzed.

View full dossier Analyze this player's games

Openings

Click "+" to add that group to the games list below. Multiple groups can be added at once.

As White 9 games 1W 3D 5L

English Opening 3 games 1W 1D 1L

King's English Variation 2 games 0W 1D 1L

Four Knights Variation, Fianchetto Line, with Bc5 1 game 0W 0D 1L

(unspecified) 1 game 0W 1D 0L

Symmetrical Variation 1 game 1W 0D 0L

Botvinnik System Reversed, with e3 1 game 1W 0D 0L

Semi-Slav Defense 1 game 0W 0D 1L

Normal Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Nimzo-Indian Defense 1 game 0W 0D 1L

Normal Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Sicilian Defense 1 game 0W 1D 0L

Accelerated Dragon 1 game 0W 1D 0L

Maróczy Bind, Breyer Variation 1 game 0W 1D 0L

Zukertort Opening 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Queen's Gambit Declined 1 game 0W 1D 0L

Exchange Variation 1 game 0W 1D 0L

Positional Variation 1 game 0W 1D 0L

Queen's Gambit Accepted 1 game 0W 0D 1L

Normal Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

As Black 4 games 1W 2D 1L

Sicilian Defense 3 games 0W 2D 1L

French Variation 1 game 0W 1D 0L

Westerinen Attack 1 game 0W 1D 0L

Czerniak Attack 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Delayed Alapin Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Rapport-Jobava System 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Blunders Top 4 of 102

This player's costliest moves in analyzed games. Can you find the winning move?

2023.01.07 · 41... Qf8 (−47.5% win chance) 1-0

Berge Ostenstad

Benjamin Haldorsen

Engine View game

2023.07.03 · 31. Qf5 (−44.7% win chance) 1-0

Wallace, John Paul

Ostenstad, Berge

Engine View game

2023.07.06 · 50. a6 (−41.7% win chance) 0-1

Ingebretsen, Jens E

Ostenstad, Berge

Engine View game

2026.03.08 · 74. e5 (−36.2% win chance) 0-1

Lund, Gunnar

Ostenstad, Berge

Engine View game

View blunders & mistakes

Games Showing all 35 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.03.08	Eliteserien 2025-26	9.12	2026.03.08 Lund, Gunnar (1520814) (2339)	0	90.00%	1. d4 d5 2. c4 c6 3. Nf3 Nf6
2026.02.07	Eliteserien 2025-26	5.13	2026.02.07 Gullaksen, Eirik (1500945) (2271)	½	95.50%	1. e4 c5 2. Nf3 e6 3. b3 a6
2026.02.06	Eliteserien 2025-26	4.13	2026.02.06 Oye-Stromberg, Alexander (1525999) (2295)	0	81.90%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2025.11.02	Eliteserien 2025-26	3.12	2025.11.02 Djurhuus, Rune (1500082) (2378)	½	94.00%	1. Nf3 c5 2. c4 g6 3. e4 Bg7
2025.11.01	Eliteserien 2025-26	2.12	2025.11.01 Vestby-Ellingsen, Mads (1520857) (2386)	½	92.50%	1. e4 c5 2. b3 Nc6 3. Bb2 d6
2025.03.08	Eliteserien 24 25	8.11	2025.03.08 Ghazarian, Kirk (30908604) (2493)	0	-	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6
2025.02.08	Eliteserien 24 25	5.52	2025.02.08 Georgiev, Vladimir (2903024) (2375)	1	-	1. c4 e5 2. Nc3 c5 3. g3 Nc6
2025.02.07	Eliteserien 24 25	4.12	2025.02.07 Lund, Gunnar (1520814) (2335)	0	97.50%	1. Nf3 c5 2. e4 e6 3. c3 d5
2024.10.27	Eliteserien 24 25	3.52	2024.10.27 Bosiocic, Marin (14507927) (2562)	0	91.40%	1. Nf3 d5 2. e3 Nf6 3. c4 e6
2024.10.26	Eliteserien 24 25	2.32	2024.10.26 Mitusov, Semen (14151049) (2465)	½	98.80%	1. c4 e6 2. Nc3 d5 3. d4 Nf6
2024.05.13	Round 3: Ostenstad, Berge - Johannessen, Leif Erlend		2024.05.13 Johannessen, Leif Erlend (1501674) (2406)	½	90.30%	1. c4 e5 2. g3 Nc6 3. Bg2 f5
2024.02.03	Eliteserien 2023 24	5.22	2024.02.03 Romanov, Evgeny (4148843) (2596)	0	89.50%	1. Nf3 d5 2. d4 Nf6 3. c4 dxc4
2024.02.02	Eliteserien 2023 24	4.52	2024.02.02 Gjestemoen-VonHirsch, Andre (1539531) (2295)	1	93.30%	1. d4 Nf6 2. Bf4 g6 3. Nc3 d5
2023.10.28	Eliteserien 2023 24	2.51	2023.10.28 Sklyarov, Dmitry V. (4157052) (2447)	0	91.10%	1. c4 Nf6 2. Nc3 c5 3. Nf3 e6
2023.10.27	Eliteserien 2023 24	1.21	2023.10.27 Can, Isik (6383742) (2493)	½	96.70%	1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7
2023.10.01	European Chess Club Cup 2023	1.31	2023.10.01 Donchenko, Alexander (24603295) (2679)	½	97.20%	1. Nf3 d5 2. d4 Nf6 3. c4 e6
2023.07.08	Norwegian Championship 2023	9	2023.07.08 Melaa, Sondre (1530470) (2230)	1	92.60%	1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7
2023.07.07	Norwegian Championship 2023	8	2023.07.07 Djurhuus, Rune (1500082) (2402)	½	91.00%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
2023.07.06	Norwegian Championship 2023	7	2023.07.06 Ingebretsen, Jens E (1522965) (2342)	0	83.00%	1. c4 c5 2. Nf3 Nc6 3. Nc3 e5
2023.07.05	Norwegian Championship 2023	6	2023.07.05 Hammer, Jon Ludvig (1503707) (2630)	½	94.60%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2023.07.04	Norwegian Championship 2023	5	2023.07.04 Haldorsen, Benjamin (1512633) (2454)	0	93.30%	1. e4 e6 2. d4 d5 3. e5 c5
2023.07.03	Norwegian Championship 2023	4	2023.07.03 Wallace, John Paul (3200957) (2370)	1	83.90%	1. c4 e6 2. Nf3 d5 3. g3 Nf6
2023.07.02	Norwegian Championship 2023	3	2023.07.02 Tallaksen, Levi Andre (1505785) (2324)	1	97.30%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2023.07.01	Norwegian Championship 2023	2	2023.07.01 Hauge, Lars Oskar (1509276) (2508)	0	92.00%	1. Nf3 d5 2. e3 Nf6 3. c4 e6
2023.06.30	Norwegian Championship 2023	1	2023.06.30 Tari, Aryan (1510045) (2646)	½	95.90%	1. e4 e6 2. d4 d5 3. e5 c5
2023.01.08	Round 10: Berge Ostenstad - Abyl Kizatbay		2023.01.08 Abyl Kizatbay	½	87.20%	1. c4 g6 2. d4 Nf6 3. Nc3 d5
2023.01.08	Round 9: Mads Vestby-Ellingsen - Berge Ostenstad		2023.01.08 Mads Vestby-Ellingsen	0	87.40%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2023.01.08	Round 8: Berge Ostenstad - Bror Thanke		2023.01.08 Bror Thanke	1	94.60%	1. c4 Nf6 2. Nf3 e6 3. Nc3 Bb4
2023.01.07	Round 7: Benjamin Haldorsen - Berge Ostenstad		2023.01.07 Benjamin Haldorsen	0	73.60%	1. b3 d5 2. Bb2 Nf6 3. Nf3 Bf5
2023.01.07	Round 6: Berge Ostenstad - Ward Al-Tarboush		2023.01.07 Ward Al-Tarboush	½	98.20%	1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6
2023.01.07	Round 5: Aryan Tari - Berge Ostenstad		2023.01.07 Aryan Tari	0	87.20%	1. e4 e6 2. d4 d5 3. Nc3 Bb4
2023.01.07	Round 4: Erik Fossan - Berge Ostenstad		2023.01.07 Erik Fossan	1	98.40%	1. e4 c5 2. c3 d5 3. exd5 Qxd5
2023.01.07	Round 2: Sverre Lye - Berge Ostenstad		2023.01.07 Sverre Lye	1	95.00%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2023.01.07	Round 3: Berge Ostenstad - Sondre Lillestøl Melaa		2023.01.07 Sondre Lillestøl Melaa	1	89.00%	1. c4 g6 2. d4 Nf6 3. Nc3 d5
2023.01.07	Round 1: Berge Ostenstad - Lars Bråstein		2023.01.07 Lars Bråstein	1	91.20%	1. c4 c6 2. e4 d5 3. cxd5 cxd5