Format
GC
Guzman Castro, Shaddai
🇪🇨FIDE 3659119· Female· Ecuador· Born in 2015
Follow Shaddai Guzman CastroTrack her monthly FIDE ratings, games, tournaments and more.
Shaddai Guzman Castro, a 11-year-old player, is rated 1556. She has slipped back 71 Elo over the past 12 months. 16 rated games in the past year (≈10/year long-term). Recent standard appearances include XV Campeonato Panamericano U7 - U17 de Ajedrez 2026 U11 Femenino, IRT NACIONAL DE AJEDREZ CLASIFICATORIO CATEGORIA U11 FEMENINO 2026, and Festival Sudamericano de la Juventud 2025 - Sub 10 Fem Ajedrez Clasico. Also played 2 rapid (including Festival Sudamericano de la Juventud 2025 - Sub 10 Fem Ajedrez Rapido) and 2 blitz events (including Festival Sudamericano de la Juventud 2025 - Sub 10 Fem Ajedrez Blitz) recently. Her peak of 1645 was reached at age 11 (Mar 2026).
At junior level, she reached #6 nationally in U12.
Current rating
1556
Standard
Rpd1568·Blz—
All-time high
1645
−89 pts below
Mar 2026 · age 11
Mar 2026 · age 11
Activity
10
games / yr avg. · ≈1/mo
16 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#163,974
#163,974 · players worldwide · of 218,279
Career timeline
6 entries2026
All-time peak 1645
at age 11 · −89 from today
Mar 2026
6th U12 player nationally
at age 11 · rated 1644
Feb 2026
Crossed 1600
at age 11
Jan 2026
Crossed 1500
at age 11
Jan 2026
Crossed 1400
at age 11
Jan 2026
First FIDE rating
1627 · at age 11
Jan 2026
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Top opponent
Evolution
—
Tournaments
4
30 games
Score
14.5/ 3048.3%
13W3D14L
Top 3 wins
1.[W]vsKaira Ananya Ganesh1,551·XV Campeonato Panamericano U7 - U17 de Ajedrez 2026 U11 Femenino·R4·+19.7
Top 3 losses
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 3/6 | #18 | 1572 | -51.6 |
Swiss | Mar 2026 | 4/3 | #6 | 2280 | -19.2 |
Swiss | Dec 2025 | 6.5/6 | #6 | 1532 | 0.0 |
Swiss | Jun 2025 | 1/2 | #18 | 634 | 0.0 |
Worst Elo result: XV Campeonato Panamericano U7 - U17 de Ajedrez 2026 U11 Femenino (-51.6 Elo, finished #18).
Most-Played Opponents
vsAlma Camila Palma Franco
🇪🇨ECU·1793
+0 −9 =1
10 games·last met May 2026
View head-to-head →
vsAlanis Karolina Melena Salvador
🇪🇨ECU·1480
+2 −5 =0
7 games·last met Jun 2025
View head-to-head →
vsAmaia Daniela Catagua Ocana
🇪🇨ECU·1406
+4 −2 =0
6 games·last met Mar 2026
View head-to-head →
vsMarisa Fernanda Mendoza Candela
🇪🇨ECU·1423
+1 −4 =1
6 games·last met Dec 2025
View head-to-head →
vsAmelia Elizabeth Ng Parra
🇪🇨ECU·1606
+1 −4 =0
5 games·last met Mar 2026
View head-to-head →
Rankings
/
Ecuador
#332
out of 840 players
Americas
#20,074
in continent
World
#163,955
out of 400,000+
National ranking
Europe & World
Europe
World
Ecuador
| 1 | 🇪🇨Follow Kevin Noboa SilvaTrack their monthly FIDE ratings, games, tournaments and more. | 2,398 |
| 2 | 🇪🇨Follow Carlos S. Matamoros FrancoTrack their monthly FIDE ratings, games, tournaments and more. | 2,381 |
| 3 | 🇪🇨Follow Emilio Bastidas RodriguezTrack their monthly FIDE ratings, games, tournaments and more. | 2,331 |
| 4 | 🇪🇨Follow Christopher Leonel Garzon ZapatangaTrack their monthly FIDE ratings, games, tournaments and more. | 2,305 |
| 5 | 🇪🇨Follow Anahi Ortiz VerdezotoTrack her monthly FIDE ratings, games, tournaments and more. | 2,245 |
| 6 | 🇪🇨Follow Juan Carlos Ricaurte LopezTrack their monthly FIDE ratings, games, tournaments and more. | 2,212 |
| 7 | 🇪🇨Follow Eddy Ernesto Enrique HernandezTrack their monthly FIDE ratings, games, tournaments and more. | 2,197 |
| 8 | 🇪🇨Follow Matias Israel Guerrero CajecaTrack their monthly FIDE ratings, games, tournaments and more. | 2,176 |
| 9 | 🇪🇨Follow Miguel Munoz SanchezTrack their monthly FIDE ratings, games, tournaments and more. | 2,173 |
| 10 | 🇪🇨Follow Alberto Santos FloresTrack their monthly FIDE ratings, games, tournaments and more. | 2,164 |
| ... | ||
| 332 | 1,556 | |
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 |
| ... | ||
| 20074 | 1,556 | |
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 |
| ... | ||
| 163955 | 1,556 | |