Format
WM
Waelchli, Martin
🇨🇭FIDE 1317610· Male· Switzerland· Born in 1961
Follow Martin WaelchliTrack his monthly FIDE ratings, games, tournaments and more.
Martin Waelchli, a 65-year-old Swiss player, is rated 1670. He has slipped back 73 Elo over the past 12 months. 10 rated games in the past year (≈3/year long-term). Recent standard appearances include SGM 2025-2026 (all leagues) Round 7, 24. Burgdorfer Stadthaus-Open 2026 Kat. B, and SGM 2025-2026 (all leagues) Round 5-6. He had 5 career breaks: 34 months (2008–2011), 40 months (2011–2015), 18 months (2015–2016), 23 months (2016–2018) and 65 months (2018–2024, COVID-19 included). His peak of 1783 was reached at age 63 (Mar 2024).
Current rating
1670
Standard
Rpd—·Blz—
All-time high
1783
−113 pts below
Mar 2024 · age 63
Mar 2024 · age 63
Activity
4
games / yr avg.
10 past 12 mo · ≈1/mo
classical only
Occasional
classical only
Occasional
Signature stat
#120,428
#120,428 · players worldwide · of 216,808
Career timeline
14 entries2024
Best 12-month gain (+144 Elo)
1639 → 1783
Mar 2024
All-time peak 1783
at age 63 · −113 from today
Mar 2024
2018
Inactive for 65 months
paused at 1639 → returned at 1783
Sep 2018
K-factor lowered to 20
at age 57
Sep 2018
2016
Inactive for 23 months
paused at 1675 → returned at 1639
Sep 2016
2015
Inactive for 18 months
paused at 1658 → returned at 1675
Feb 2015
Standard rating history
Last 12 months — activity & highlights
Evolution
-73
1743 → 1670
Tournaments
5
14 games
Score
5.5/ 1439.3%
4W5D5L
Top 2 wins
Top 3 losses
Last 12 months — tournaments
5 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Mar 2026 | 0.5/1 | #585 | 1672 | 0.0 |
Swiss | Feb 2026 | 0/3 | #41 | 818 | -37.4 |
Team | Feb 2026 | 0.5/1 | #1052 | 1597 | -3.0 |
Team | Nov 2025 | 0.5/1 | #878 | 1618 | -2.6 |
Open Swiss | May 2025 | 4/4 | #54 | 2332 | -30.2 |
Rankings
/
Switzerland
#2,224
out of 3,418 players
Europe
#83,447
in continent
World
#120,423
out of 400,000+
National ranking
Europe & World
Europe
World
Switzerland
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Europe
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| 83447 | 1,670 | |
World
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| 120423 | 1,670 | |