Format
CO
Chaiderson, Oleg
🇸🇪FIDE 1754602· Male· Sweden· Born in 1973
Follow Oleg ChaidersonTrack his monthly FIDE ratings, games, tournaments and more.
Oleg Chaiderson, a 53-year-old Swedish player, is rated 1777. He plays occasionally (7 games in the last 12 months). Recent appearances: Sthlm Lag-DM 2025-2026 div 4 r5 and Sthlm Lag-DM 2025-2026 div 5 r4. His peak of 1836 was reached at age 51 (Nov 2024).
Current rating
1777
Standard
Rpd—·Blz1775
All-time high
1836
−59 pts below
Nov 2024 · age 51
Nov 2024 · age 51
Activity
6
games / yr avg. · ≈1/mo
7 past 12 mo · ≈1/mo
classical only
Occasional
classical only
Occasional
Signature stat
#83,517
#83,517 · players worldwide · of 216,808
Career timeline
9 entries2024
All-time peak 1836
at age 51 · −59 from today
Nov 2024
Crossed 1800
at age 51
Mar 2024
2020
Inactive for 20 months
paused at 1715 → returned at 1729
Mar 2020
K-factor lowered to 20
at age 47
Feb 2020
2019
Best 12-month gain (+127 Elo)
1579 → 1706
Dec 2019
Re-crossed 1600
at age 46
Jan 2019
Standard rating history
Last 12 months — activity & highlights
Evolution
-7
1784 → 1777
Tournaments
5
5 games
Score
2.5/ 550.0%
2W1D2L
Top 3 wins
Top 2 losses
Last 12 months — tournaments
5 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Feb 2026 | 0.5/1 | #16 | 1817 | +0.8 |
Team | Jan 2026 | 1/1 | #9 | 2453 | +6.6 |
Team | Dec 2025 | 0/1 | #27 | 896 | -12.4 |
Team | Nov 2025 | 1/1 | #6 | 2507 | +8.2 |
Team | Oct 2025 | 0/1 | #23 | 916 | -11.0 |
Rankings
/
Sweden
#1,599
out of 3,413 players
Europe
#60,104
in continent
World
#83,516
out of 400,000+
National ranking
Europe & World
Europe
World
Sweden
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Europe
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| 60104 | 1,777 | |
World
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| 83516 | 1,777 | |