Format
HR
Hadorn, Rudolf
🇨🇭FIDE 1319850· Male· Switzerland· Born in 1942
Follow Rudolf HadornTrack his monthly FIDE ratings, games, tournaments and more.
Rudolf Hadorn, a 84-year-old Swiss player, is rated 1690. He plays occasionally (6 games in the last 12 months) and took a 91-month break between Sep 2018 and May 2026. Recent appearance: Bieler Schachmeisterschaft 2026 Round 1-4. His peak of 1774 was reached at age 82 (Mar 2024).
Current rating
1690
Standard
Rpd—·Blz—
All-time high
1774
−84 pts below
Mar 2024 · age 82
Mar 2024 · age 82
Activity
2
games / yr avg.
6 past 12 mo · ≈1/mo
classical only
Occasional
classical only
Occasional
Signature stat
#113,622
#113,622 · players worldwide · of 218,279
Career timeline
13 entries2026
69th Swiss 80+ player
at age 84 · rated 1731
May 2026
2024
All-time peak 1774
at age 82 · −84 from today
Mar 2024
2018
Inactive for 91 months
paused at 1623 → returned at 1731
Sep 2018
31st Swiss 75-80 player
at age 76 · rated 1655
May 2018
2014
K-factor lowered to 15
at age 72
Jul 2014
2013
Best 12-month gain (+41 Elo)
1615 → 1656
Sep 2013
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Evolution
-84
1774 → 1690
Tournaments
2
6 games
Score
0/ 60.0%
0W0D6L
Top wins
No standard wins or draws in the last 12 months.
Top 3 losses
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Apr 2026 | 0/3 | #25 | 843 | -40.6 |
Swiss | Apr 2026 | 0/3 | #26 | 805 | -43.0 |
Rankings
/
Switzerland
#2,160
out of 3,528 players
Europe
#79,384
in continent
World
#113,618
out of 400,000+
National ranking
Europe & World
Europe
World
Switzerland
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| ... | ||
| 2160 | 1,690 | |
Europe
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| ... | ||
| 79384 | 1,690 | |
World
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| ... | ||
| 113618 | 1,690 | |