Player profile

Koss, Steven

Standard: 1918 Rapid: 1801 Blitz: 0 (last updated 2026-10-02)

FIDE ID: 16275888 (view FIDE profile)

Federation: GER Sex: M Birth Year: 1998 Age: 28

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

Games: 7 Wins: 2 (29%) Draws: 1 (14%) Losses: 4 (57%)

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Dossier

7 of 7 games analyzed.

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Openings

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As White 3 games 1W 0D 2L

Slav Defense 2 games 0W 0D 2L

Quiet Variation 2 games 0W 0D 2L

Pin Defense 1 game 0W 0D 1L

Schallopp Defense 1 game 0W 0D 1L

Queen's Pawn Game 1 game 1W 0D 0L

Rossolimo Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

As Black 4 games 1W 1D 2L

Sicilian Defense 2 games 1W 0D 1L

Smith-Morra Gambit Accepted 1 game 1W 0D 0L

Kan Formation 1 game 1W 0D 0L

Closed 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Indian Defense 1 game 0W 1D 0L

Przepiorka Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Queen's Pawn Game 1 game 0W 0D 1L

Rossolimo Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Blunders Top 4 of 32

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

2023.01.08 · 13... Bc8 (−30.3% win chance) 0-1

Steven Koss

Andre Elbert

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2023.01.06 · 17... Rf7 (−22.9% win chance) 1-0

Steven Koss

Siegfried Loecken

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2023.01.05 · 24... Qd4 (−21.1% win chance) 1-0

Ulf Stoy

Steven Koß

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2023.01.08 · 14... g5 (−18.5% win chance) 0-1

Steven Koss

Andre Elbert

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Games Showing all 7 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2023.01.07	Lower Saxony Championship \| A	6	2023.01.07 Ehlert, Horst (24638137) (2026)	0	90.70%	1. d4 d5 2. Nf3 Nf6 3. e3 Bg4
2023.01.07	Lower Saxony Championship \| A	5	2023.01.07 Langer, Michael S. (4680189) (1900)	½	95.70%	1. Nf3 g6 2. d4 Nf6 3. g3 b5
2023.01.05	Lower Saxony Championship \| A	2	2023.01.05 Stoy, Ulf (12982288) (1990)	1	90.70%	1. d4 d6 2. Nf3 g6 3. c4 Bg7
2023.01.08	Round 7 \| A: Andre Elbert - Steven Koss		2023.01.08 Andre Elbert	1	86.50%	1. e4 c5 2. d4 cxd4 3. c3 dxc3
2023.01.06	Round 4 \| A: Steven Koss - Jarno Scheffner		2023.01.06 Jarno Scheffner	0	90.40%	1. d4 d5 2. Nf3 Nf6 3. e3 Bf5
2023.01.06	Round 3 \| A: Siegfried Loecken - Steven Koss		2023.01.06 Siegfried Loecken	0	90.60%	1. e4 c5 2. Nc3 Nc6 3. g3 g6
2023.01.05	Round 2 \| A: Steven Koß - Ulf Stoy		2023.01.05 Steven Koß	0	80.80%	1. d4 d6 2. Nf3 g6 3. c4 Bg7