Format
SK
Sonna, Killian
🇧🇪FIDE 548003476· Male· Belgium· Born in 2002
Follow Killian SonnaTrack his monthly FIDE ratings, games, tournaments and more.
Killian Sonna, a 24-year-old Belgian player, is rated 1733 — his current career high. He is on a breakout run, having gained +81 Elo over the past 12 months. 34 rated games in the past year. Recent standard appearances include Belgian Interclubs Round 2025-2026 Ronde 11, Interclubs FEFB 2026 Ronde 2, and Championnat de Namur Open 2026 Rondes 5-6. Also played 3 rapid (including Triathlon Anderlues 2026 - Rapides) and 1 blitz events (including Triathlon Anderlues 2026 - Blitz) recently.
Current rating
1733
Standard
Rpd1718·Blz1648
All-time high
1733
at best
May 2026 · age 24
May 2026 · age 24
Activity
68
games / yr avg. · ≈6/mo
34 past 12 mo · ≈3/mo
classical only
Active
classical only
Active
Signature stat
#98,304
#98,304 · players worldwide · of 216,808
Career timeline
7 entries2026
Best 12-month gain (+81 Elo)
1652 → 1733
May 2026
All-time peak 1733
at age 24
May 2026
K-factor lowered to 20
at age 24
May 2026
2025
Crossed 1600
at age 23
Dec 2025
Crossed 1500
at age 23
Dec 2025
Crossed 1400
at age 23
Dec 2025
Standard rating history
Last 12 months — activity & highlights
Evolution
+81
1652 → 1733
Tournaments
18
44 games
Score
16.5/ 4437.5%
23W2D19L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
top 10 of 16| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Apr 2026 | 0/1 | #1146 | 1140 | -2.8 |
Team | Apr 2026 | 1/1 | #91 | 2650 | +15.6 |
Open Swiss | Apr 2026 | 0/1 | #22 | 1169 | -2.4 |
Open Swiss | Apr 2026 | 5/9 | #300 | 1826 | +96.8 |
Team | Mar 2026 | 0/1 | #982 | 1057 | -7.6 |
Rankings
/
Belgium
#1,570
out of 3,309 players
Europe
#69,759
in continent
World
#98,303
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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