Format
DO
Duran, Osman Sefer
🇹🇷FIDE 6344216· Male· Turkiye· Born in 1961
Follow Osman Sefer DuranTrack his monthly FIDE ratings, games, tournaments and more.
Osman Sefer Duran, a 65-year-old Turkish player, is rated 1753. He plays occasionally (9 games in the last 12 months) and had 2 career breaks: 131 months (2013–2024) and 12 months (2024–2025). Recent appearance: Turkiye Club Chess Championship Final Competition - 2025. His peak of 1900 was reached at age 50 (Sep 2011).
Current rating
1753
Standard
Rpd—·Blz—
All-time high
1900
−147 pts below
Sep 2011 · age 50
Sep 2011 · age 50
Activity
6
games / yr avg. · ≈1/mo
9 past 12 mo · ≈1/mo
classical only
Occasional
classical only
Occasional
Signature stat
#91,588
#91,588 · players worldwide · of 218,279
Career timeline
11 entries2024
5th Turkish 60-65 player
at age 63 · rated 1763
Nov 2024
K-factor lowered to 20
at age 63
Aug 2024
Inactive for 12 months
paused at 1763 → returned at 1753
Aug 2024
2013
Inactive for 131 months
paused at 1802 → returned at 1763
Aug 2013
2012
17th Turkish 50-55 player
at age 51 · rated 1900
May 2012
2011
23rd Turkish 45-50 player
at age 50 · rated 1900
Nov 2011
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Top opponent
Evolution
-10
1763 → 1753
Tournaments
1
9 games
Score
4/ 944.4%
2W4D3L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Jul 2025 | 4/9 | #152 | 1724 | -9.8 |
Rankings
/
Turkiye
#1,129
out of 3,989 players
Europe
#65,476
in continent
World
#91,586
out of 400,000+
National ranking
Europe & World
Europe
World
Turkiye
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Europe
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World
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