GMBerge Ostenstad
NOR · FIDE ID 1500058 · 58 tournament games since 2020
Standard
2405
#23 in NOR (active)
Rapid
2414
#18 in NOR (active)
Blitz
2428
#18 in NOR (active)
Score
44%
16 W · 19 D · 23 L
Opp. avg
2434
Last 50 games
Last game
2026-03-08
Norwegian Team League 25/26
Prep summary
- As White: 1.Nf3 in 37% of games (scores 23%), otherwise 1.c4 (37%).
- Against 1.e4: 1...c5 in 12 of 20 games (Sicilian Defense), scoring 63%.
- Against 1.d4: 1...Nf6 in 4 of 4 games (Indian Defense), scoring 63%.
- Comfort zone: Sicilian Defense: French Variation as Black, 83% in 3 games.
- By opponent strength: 17% against higher-rated players, 53% against lower-rated.
Based on 58 over-the-board games (31 classical). 30 with White (43%), 28 with Black (45%).
Openings as White
First move
| 1.Nf3 | 11 | 23% |
| 1.c4 | 11 | 64% |
| 1.d4 | 8 | 44% |
Most played
| Opening | Games | Score |
|---|---|---|
| Semi-Slav Defense: Normal Variation | 2 | 25% |
| Grünfeld Defense: Exchange Variation | 2 | 75% |
| Nimzo-Indian Defense: Normal Variation | 1 | 0% |
| Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation | 1 | 50% |
| English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Bc5 | 1 | 0% |
Openings as Black
Against 1.e4 (20 games)
| 1...c5 Sicilian Defense | 12 | 63% |
| 1...e6 French Defense | 7 | 29% |
| 1...e5 King's Pawn Game | 1 | 50% |
Against 1.d4 (4 games)
| 1...Nf6 Indian Defense | 4 | 63% |
Most played
| Opening | Games | Score |
|---|---|---|
| Sicilian Defense: French Variation | 3 | 83% |
| Sicilian Defense: Delayed Alapin Variation | 2 | 50% |
| French Defense: Advance Variation, Euwe Variation | 2 | 25% |
| Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | 2 | 50% |
| Sicilian Defense: Taimanov Variation | 2 | 50% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-03-08 | Gunnar Lund (2339) Norwegian Team League 25/26 | L |
| 2026-02-07 | Eirik Gullaksen (2271) Norwegian Team League 25/26 | ½ |
| 2026-02-06 | Alexander Oye-Stromberg (2295) Norwegian Team League 25/26 | L |
| 2025-11-02 | Rune Djurhuus (2378) Norwegian Team League 25/26 | ½ |
| 2025-11-01 | Mads Vestby-Ellingsen (2386) Norwegian Team League 25/26 | ½ |
| 2025-03-08 | Kirk Ghazarian (2493) Norwegian Team League 24/25 | L |
| 2025-02-08 | Vladimir Georgiev (2375) Norwegian Team League 24/25 | W |
| 2025-02-07 | Gunnar Lund (2335) Norwegian Team League 24/25 | L |
| 2024-10-27 | Marin Bosiocic (2562) Norwegian Team League 24/25 | L |
| 2024-10-26 | Semen Mitusov (2465) Norwegian Team League 24/25 | ½ |
Data: FIDE rating list (October 2026 list; national ranks count active players) and tournament games broadcast on Lichess since 2020 (open data, CC0). Results are matched to FIDE players by name or FIDE ID and may be incomplete. This page shows public chess results only. Is this you and you want the page removed? Email chessmoose1@gmail.com and we remove it.