ChessmooseOpponent prep

Petteri Arstila

FIN · FIDE ID 516538 · 7 tournament games since 2026
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Standard
2070
#168 in FIN (active)
Rapid
1976
#171 in FIN (active)
Blitz
–
Unrated
Score
36%
2 W · 1 D · 4 L
Opp. avg
2061
Last 7 games
Last game
2026-03-01
MatSK weekend tournament

Prep summary

Based on 7 over-the-board games. 4 with White (50%), 3 with Black (17%).

Openings as White

First move

1.e4450%

Most played

OpeningGamesScore
French Defense: Winawer Variation, Advance Variation1100%
Ruy Lopez: Morphy Defense10%
Ruy Lopez: Closed1100%
Scandinavian Defense: Mieses-Kotroc Variation10%

Openings as Black

Against 1.e4 (1 game)

1...e5 King's Pawn Game10%

Against 1.d4 (1 game)

1...Nf6 Indian Defense10%

Most played

OpeningGamesScore
King's Indian Attack: Spassky Variation150%
Four Knights Game: Spanish Variation10%
Yusupov-Rubinstein System10%

Recent games

DateOpponent and eventResult
2026-03-01Sadi-Carolin Yusuphanova (1959)
MatSK weekend tournament
½
2026-03-01Per Ertbjerg (1914)
MatSK weekend tournament
W
2026-02-28Janne Salimaki (2074)
MatSK weekend tournament
L
2026-02-28Radmir Vorobyov (2068)
MatSK weekend tournament
L
2026-02-27Pauliina Pelander (1924)
MatSK weekend tournament
W
2026-02-27Joel Molander (1988)
MatSK weekend tournament
L
2026-02-27Toivo Keinanen (2502)
MatSK weekend tournament
L

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.