Format
PS
Pacheco Sierra, Diego Sebastian
🇲🇽FIDE 29688540· Male· Mexico· Born in 2002
Follow Diego Sebastian Pacheco SierraTrack his monthly FIDE ratings, games, tournaments and more.
Diego Sebastian Pacheco Sierra, a 24-year-old Mexican player, is rated 2008 — his current career high. He is progressing steadily with +24 Elo over the past 12 months. 35 rated games in the past year (≈29/year long-term). Recent standard appearances include LXXI Campeonato Nacional e Internacional Abierto Mexicano de Ajedrez. Expertos, FIDE Clasico Yucatan Marzo 2026 Grupo A, and XXXV Torneo Internacional de Ajedrez GM Carlos Torre Repetto in Memoriam 2025. Magistral. Also played 2 rapid (including 3er Torneo Regional "Colegio Morelos Lizardi" 2025 Cat. Libre) and 4 blitz events (including Torneo Internacional de Blitz Carlos Torre Repetto 2025) recently.
Current rating
2013
Standard
Rpd1968·Blz1906
All-time high
2008
−-5 pts below
May 2026 · age 24
May 2026 · age 24
Activity
27
games / yr avg. · ≈2/mo
35 past 12 mo · ≈3/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#26,259
#26,259 · players worldwide · of 216,807
Career timeline
7 entries2026
72nd Mexican 20-35 player
at age 24 · rated 2008
Jun 2026
Best 12-month gain (+56 Elo)
1952 → 2008
May 2026
Crossed 2000
at age 24
May 2026
All-time peak 2008
at age 24
May 2026
K-factor lowered to 20
at age 24
May 2026
2025
Crossed 1800
at age 23
Jan 2025
Standard rating history
Activity & highlights
Best result
LXXI Campeonato Nacional e Internacional Abierto Mexicano de Ajedrez. Expertosperf 2114 (+106) · 5/8 · #27
Top opponent
XXXV Torneo Internacional de Ajedrez GM Carlos Torre Repetto in Memoriam 2025. Magistral · Dec 2025 · +10.4 Elo
Evolution
+28
1985 → 2013
Tournaments
4
26 games
Score
13.5/ 2651.9%
11W5D10L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Round-Robin | May 2026 | 4/5 | #1 | 2048 | +4.6 |
Open Swiss | Apr 2026 | 5/8 | #27 | 2114 | +84.0 |
Round-Robin | Mar 2026 | 2.5/5 | #3 | 1887 | -13.6 |
Open Swiss | Dec 2025 | 2/8 | #49 | 1880 | -46.4 |
Worst Elo result: XXXV Torneo Internacional de Ajedrez GM Carlos Torre Repetto in Memoriam 2025. Magistral (-46.4 Elo, finished #49).
Rankings
/
Mexico
#178
out of 3,007 players
Americas
#2,728
in continent
World
#26,261
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 |
| ... | ||
| 178 | 2,013 | |
Americas
| 1 | 🇺🇸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 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 4 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 5 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,742 |
| 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 |
| 8 | 🇺🇸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 |
| ... | ||
| 2728 | 2,013 | |
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 |
| 3 | 🇺🇸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 |
| 5 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 6 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 7 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,744 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 10 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 26261 | 2,013 | |