Format
SC
Santos Callahuara, Monzerrat
🇧🇴FIDE 3316629· Female· Bolivia· Born in 2010
Follow Monzerrat Santos CallahuaraTrack her monthly FIDE ratings, games, tournaments and more.
Monzerrat Santos Callahuara, a 16-year-old player, is rated 1665. She has fluctuated between 1642 and 1747 over the past 2 years. 41 rated games in the past year (≈19/year long-term). Recent standard appearances include Clasificatorio al Panamericano 2026, Sub-16 Femenino, Clasificatorio al Panamericano 2026, Sub-20 Femenino, and Clasificatorio al Panamericano Escolar 2026, Sub-17 Femenino. She took a 26-month break between Jan 2020 and Apr 2022 (COVID-19 included). Her peak of 1747 was reached at age 15 (Oct 2025).
At junior level, she reached #14, #12, #12 and #12 nationally in U16, U14, U12 and U10.
Current rating
1665
Standard
Rpd1566·Blz1504
All-time high
1747
−82 pts below
Oct 2025 · age 15
Oct 2025 · age 15
Activity
31
games / yr avg. · ≈3/mo
41 past 12 mo · ≈3/mo
classical only
Active
classical only
Active
Signature stat
#122,545
#122,545 · players worldwide · of 218,279
Career timeline
12 entries2025
14th U16 player nationally
at age 15 · rated 1747
Oct 2025
All-time peak 1747
at age 15 · −82 from today
Oct 2025
100 career games
at age 15
Feb 2025
2024
12th U14 player nationally
at age 14 · rated 1687
Dec 2024
Best 12-month gain (+546 Elo)
1096 → 1642
Jul 2024
Crossed 1600
at age 14
May 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Top opponent
Evolution
-20
1685 → 1665
Tournaments
8
58 games
Score
31/ 5853.4%
29W13D16L
Top 3 wins
1.[W]vsDiego Alonso Yucra ValdesCM1,914·Grand Prix Nacional de Ajedrez 2025-2026 (5to. Torneo)·R2·+30.2
2.[W]vsVladimir Nestor Mamani Apaza1,795·Grand Prix Nacional de Ajedrez 2025-2026 (5to. Torneo)·R5·+24.3
3.[W]vsLeila Daniela Lutina Bueno1,751·Clasificatorio al Sudamericano 2025, Sub-20 Femenino·R4·+21.8
Top 3 losses
3.[L]vsNixon Anthony Guzman Fernandez1,634·IRT Aniversario Escuela de Ajedrez "Caballos de Troya"·R4·-21.8
Last 12 months — tournaments
8 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 4/6 | #8 | 1749 | -17.2 |
Swiss | Apr 2026 | 4/4 | #3 | 2483 | -1.2 |
Round-Robin | Mar 2026 | 4/6 | #4 | 1723 | -33.6 |
Swiss | Feb 2026 | 5/6 | #2 | 1885 | +37.6 |
Swiss | Oct 2025 | 4/5 | #9 | 1787 | -70.0 |
Swiss | Sep 2025 | 4/5 | #1 | 1831 | +29.6 |
Swiss | Jul 2025 | 2.5/4 | #10 | 1818 | -10.8 |
Swiss | Jul 2025 | 3.5/6 | #21 | 1978 | +44.8 |
Most-Played Opponents
vsCaely El Hage SerranoWCM
🇧🇴BOL·1877
+3 −8 =5
16 games·last met Apr 2026
View head-to-head →
vsCaroline Xiomara Tola Gutierrez
🇧🇴BOL·1642
+4 −1 =3
8 games·last met May 2026
View head-to-head →
vsRenata Alejandra Villegas Garcia
🇧🇴BOL·1670
+4 −0 =2
6 games·last met Sep 2025
View head-to-head →
vsAshelen Condori Rodriguez
🇧🇴BOL·1502
+2 −1 =2
5 games·last met Mar 2026
View head-to-head →
vsVeroska Isabela Kilibarda Acebey
🇧🇴BOL·1893
+2 −2 =1
5 games·last met Dec 2024
View head-to-head →
Rankings
/
Bolivia
#200
out of 717 players
Americas
#14,875
in continent
World
#122,539
out of 400,000+
National ranking
Europe & World
Europe
World
Bolivia
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| 200 | 1,665 | |
Americas
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| 14875 | 1,665 | |
World
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| 122539 | 1,665 | |