Format
DS
Decoster, Sam
🇧🇪FIDE 209449· Male· Belgium· Born in 1993
Follow Sam DecosterTrack his monthly FIDE ratings, games, tournaments and more.
Sam Decoster, a 33-year-old Belgian player, is rated 2117 — just 15 short of his peak of 2132 (Mar 2025, age 32) and sitting in the top 6% of players worldwide. He has held steady between 2100 and 2150 for 23 months. 23 rated games in the past year (≈14/year long-term). Recent standard appearances include Belgian Interclubs Round 2025-2026 Ronde 10, Zilveren Toren 2026 Reeks 1 Ronde 9, and Zilveren Toren 2026 Reeks 1 Ronde 8.
Current rating
2117
Standard
Rpd1984·Blz—
All-time high
2132
−15 pts below
Mar 2025 · age 32
Mar 2025 · age 32
Activity
22
games / yr avg. · ≈2/mo
23 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
Top 6%
#13,849 · players worldwide · of 218,279
Career timeline
11 entries2025
All-time peak 2132
at age 32 · −15 from today
Mar 2025
2024
46th Belgian 20-35 player
at age 31 · rated 2126
Dec 2024
Re-crossed 2100
at age 31
Aug 2024
100 career games
at age 31
Aug 2024
2020
Inactive for 18 months
paused at 2038 → returned at 2052
Apr 2020
2017
K-factor lowered to 20
at age 24
Sep 2017
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
Activity & highlights
Evolution
-11
2128 → 2117
Tournaments
17
23 games
Score
12.5/ 2354.3%
7W11D5L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
17 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Mar 2026 | 1/1 | #373 | 2910 | +10.0 |
Open Swiss | Mar 2026 | 0.5/1 | #31 | 2221 | +3.4 |
Open Swiss | Mar 2026 | 0.5/1 | #29 | 1820 | -7.2 |
Team | Mar 2026 | 0.5/1 | #773 | 2140 | +1.0 |
Open Swiss | Mar 2026 | 0.5/1 | #29 | 2053 | -2.0 |
Team | Mar 2026 | 0.5/1 | #586 | 2024 | -2.2 |
Open Swiss | Feb 2026 | 1/1 | #14 | 2783 | +6.8 |
Open Swiss | Feb 2026 | 1/1 | #20 | 2830 | +8.2 |
Open Swiss | Feb 2026 | 0/1 | #60 | 1180 | -13.8 |
Team | Feb 2026 | 1/1 | #372 | 2843 | +8.4 |
Rankings
/
Belgium
#167
out of 3,338 players
Europe
#10,021
in continent
World
#13,849
out of 400,000+
National ranking
Europe & World
Europe
World
Belgium
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Europe
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World
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| 13849 | 2,117 | |