Format
AB
Arias Boo, Guillermo
FM🇪🇸FIDE 2209870· Male· Spain· Born in 1966
Follow Guillermo Arias BooTrack his monthly FIDE ratings, games, tournaments and more.
Guillermo Arias Boo, a 60-year-old Spanish FIDE Master, is rated 2210 and sitting in the top 3% of Spanish players, and in the top 4% worldwide. He is progressing steadily with +53 Elo over the past 12 months. 25 rated games in the past year (≈16/year long-term). Recent standard appearances include Lliga Catalana 2026 - Divisio d'Honor Play-Off Descens, Lliga Catalana 2026 - Divisio d'Honor Grup Descens Rondas 1-3, and Lliga Catalana 2026 - Divisio d'Honor Grup I Rondas 7. Also played 1 rapid (including Copa Catalana Territorial de Barcelona 2026) and 1 blitz events (including Campionat de Catalunya Llampec per Equips 2025) recently. He took a 18-month break between Oct 2013 and May 2015. His peak of 2352 was reached at age 47 (May 2013).
Awarded FM in 2008 (age 42).
Current rating
2210
Standard
Rpd2213·Blz2255
All-time high
2352
−142 pts below
May 2013 · age 47
May 2013 · age 47
Activity
15
games / yr avg. · ≈1/mo
25 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
Top 3%
#478 · Spanish players · of 18,793
Career timeline
16 entries2026
23rd Spanish 55-60 player
at age 60 · rated 2210
May 2026
Re-crossed 2200
at age 60
Apr 2026
2022
Re-crossed 2200
at age 56
Jan 2022
2017
19th Spanish 50-55 player
at age 51 · rated 2321
Apr 2017
2013
Inactive for 18 months
paused at 2339 → returned at 2318
Oct 2013
14th Spanish 45-50 player
at age 47 · rated 2352
Jun 2013
Standard rating history
Last 12 months — activity & highlights
Top opponent
Campionat Absolut Individual de la Territorial de Barcelona 2025 Grup A Rondas 2-4 · Oct 2025 · +12.9 Elo
Evolution
+45
2165 → 2210
Tournaments
12
22 games
Score
14.5/ 2265.9%
13W3D6L
Top 3 wins
Top 3 losses
1.[L]vsCarles Moya Arau2,037·XXV Obert Internacional Escacs Foment Martinenc Grup A Rondas 7-9·R7·-13.2
Last 12 months — tournaments
top 10 of 12| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Apr 2026 | 1/1 | #21 | 2925 | +7.8 |
Open Swiss | Mar 2026 | 1/3 | #61 | — | -5.4 |
Round-Robin | Feb 2026 | 1/1 | #15 | — | +10.4 |
Round-Robin | Feb 2026 | 2/2 | #19 | — | +15.6 |
Round-Robin | Jan 2026 | 0/1 | #69 | — | -8.8 |
Rankings
/
Spain
#478
out of 20,270 players
Europe
#5,334
in continent
World
#7,630
out of 400,000+
National ranking
Europe & World
Europe
World
Spain
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Europe
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| 5334 | 2,210 | |
World
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