Format
CP
Calixto Perea, Sebastian Alonso
🇲🇽FIDE 5186170· Male· Mexico· Born in 2007
Follow Sebastian Alonso Calixto PereaTrack his monthly FIDE ratings, games, tournaments and more.
Sebastian Alonso Calixto Perea, a 19-year-old Mexican player, is rated 1987 — his current career high. He is rising rapidly, having gained +159 Elo over the past 12 months. 31 rated games in the past year (≈10/year long-term). Recent standard appearances include Olimpiada Nacional 2026 17-20 Varonil Estandar, Olimpiada Nacional 2026. Region II. Sub 20 Var, and XIII Torneo Internacional y Nacional de Ajedrez Copa Revolucion 2025 2a Fuerza. Also played 5 rapid (including V Feria de los Chicahuales - Libre) and 3 blitz events (including Olimpiada Nacional 2026 17-20 Blitz) recently.
At junior level, he reached #14 and #19 nationally in U20 and U18.
Current rating
1987
Standard
Rpd1980·Blz1896
All-time high
1987
at best
Jun 2026 · age 19
Jun 2026 · age 19
Activity
16
games / yr avg. · ≈1/mo
31 past 12 mo · ≈3/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#29,636
#29,636 · players worldwide · of 218,279
Career timeline
7 entries2026
14th Mexican U20 player
at age 19 · rated 1987
Jun 2026
All-time peak 1987
at age 19
Jun 2026
Best 12-month gain (+268 Elo)
1707 → 1975
Feb 2026
K-factor lowered to 20
at age 19
Jan 2026
2025
19th Mexican U18 player
at age 18 · rated 1974
Dec 2025
Crossed 1800
at age 18
May 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Top opponent
Evolution
+162
1825 → 1987
Tournaments
4
27 games
Score
15.5/ 2757.4%
12W7D8L
Top 3 wins
Top 3 losses
1.[L]vsMiguel Angel Ramirez Padilla1,953·XIII Torneo Internacional y Nacional de Ajedrez Copa Revolucion 2025 2a Fuerza·R4·-21.2
2.[L]vsVictor Manuel Montiel Sanchez1,979·XIII Torneo Internacional y Nacional de Ajedrez Copa Revolucion 2025 2a Fuerza·R5·-19.7
3.[L]vsCarlos Hernandez ElizondoCM1,964·Campeonato Nacional Absoluto de Ajedrez Zacatecas 2025·R9·-18.6
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 3.5/5 | #25 | 2267 | +19.0 |
Swiss | Mar 2026 | 3/5 | #4 | 1924 | -5.6 |
Open Swiss | Nov 2025 | 4.5/7 | #12 | 2030 | +36.8 |
Open Swiss | Sep 2025 | 4.5/8 | #32 | 2076 | +23.6 |
Rankings
/
Mexico
#211
out of 3,019 players
Americas
#3,134
in continent
World
#29,635
out of 400,000+
National ranking
Europe & World
Europe
World
Mexico
| 1 | 🇲🇽Follow Jose Eduardo Martinez AlcantaraTrack their monthly FIDE ratings, games, tournaments and more. | 2,650 |
| 2 | 🇲🇽Follow Luis Ernesto Quesada PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,536 |
| 3 | 🇲🇽Follow Sion Radamantys Galaviz MedinaTrack their monthly FIDE ratings, games, tournaments and more. | 2,513 |
| 4 | 🇲🇽Follow Juan Carlos Gonzalez ZamoraTrack their monthly FIDE ratings, games, tournaments and more. | 2,466 |
| 5 | 🇲🇽Follow Juan Carlos Obregon RiveroTrack their monthly FIDE ratings, games, tournaments and more. | 2,446 |
| 6 | 🇲🇽Follow Kevin Joel Cori QuispeTrack their monthly FIDE ratings, games, tournaments and more. | 2,440 |
| 7 | 🇲🇽Follow Carlos Sandoval MercadoTrack their monthly FIDE ratings, games, tournaments and more. | 2,422 |
| 8 | 🇲🇽Follow Isaac Antonio Garcia GuerreroTrack their monthly FIDE ratings, games, tournaments and more. | 2,400 |
| 9 | 🇲🇽Follow Gilberto Hernandez GuerreroTrack their monthly FIDE ratings, games, tournaments and more. | 2,398 |
| 10 | 🇲🇽Follow Roberto Calderin GonzalezTrack their monthly FIDE ratings, games, tournaments and more. | 2,380 |
| ... | ||
| 211 | 1,987 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 1 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 4 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,742 |
| 5 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 6 | 🇺🇸Follow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more. | 2,724 |
| 7 | 🇺🇸Follow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 7 | 🇺🇸Follow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 9 | 🇺🇸Follow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more. | 2,656 |
| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 3134 | 1,987 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 4 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 6 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 8 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 9 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 29635 | 1,987 | |