Format
ZS
Zaslavsky, Sergio
🇦🇷FIDE 20052340· Male· Argentina· Born in 1957
Follow Sergio ZaslavskyTrack his monthly FIDE ratings, games, tournaments and more.
Sergio Zaslavsky, a 69-year-old Argentine player, is rated 1621 — just 12 short of his peak of 1633 (Aug 2025, age 68). He is progressing steadily with +31 Elo over the past 12 months. 16 rated games in the past year (≈22/year long-term). Recent standard appearances include ITT IV OPEN CIUDAD DE BUENOS AIRES COPA RUIBAL 2026 CLUB ARGENTINO, III Torneo OATD Alicia L Guelman sub-2400, and III MASTERS CIUDAD DE BUENOS AIRES 2025.
Current rating
1621
Standard
Rpd1598·Blz1501
All-time high
1633
−12 pts below
Aug 2025 · age 68
Aug 2025 · age 68
Activity
21
games / yr avg. · ≈2/mo
16 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#139,001
#139,001 · players worldwide · of 218,279
Career timeline
9 entries2026
K-factor lowered to 20
at age 69
Jan 2026
2025
59th Argentine 65-70 player
at age 68 · rated 1633
Aug 2025
Best 12-month gain (+45 Elo)
1588 → 1633
Aug 2025
Re-crossed 1600
at age 68
Aug 2025
All-time peak 1633
at age 68 · −12 from today
Aug 2025
Crossed 1600
at age 68
Feb 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Top opponent
Evolution
+31
1590 → 1621
Tournaments
3
16 games
Score
4.5/ 1628.1%
4W1D11L
Top 3 wins
3.[W]vsMartin Osores1,799·ITT IV OPEN CIUDAD DE BUENOS AIRES COPA RUIBAL 2026 CLUB ARGENTINO·R5·+14.7
Top 3 losses
Last 12 months — tournaments
3 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 1/4 | #259 | 1694 | +5.4 |
Open Swiss | Dec 2025 | 1/5 | #68 | 1578 | -16.8 |
Open Swiss | Jul 2025 | 2.5/7 | #106 | 1813 | +42.8 |
Rankings
/
Argentina
#1,758
out of 3,298 players
Americas
#17,099
in continent
World
#138,993
out of 400,000+
National ranking
Europe & World
Europe
World
Argentina
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| 2 | 🇦🇷Follow Ruben FelgaerTrack their monthly FIDE ratings, games, tournaments and more. | 2,556 |
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| 4 | 🇦🇷Follow Sandro MarecoTrack their monthly FIDE ratings, games, tournaments and more. | 2,546 |
| 6 | 🇦🇷Follow Federico Perez PonsaTrack their monthly FIDE ratings, games, tournaments and more. | 2,541 |
| 7 | 🇦🇷Follow Faustino OroTrack their monthly FIDE ratings, games, tournaments and more. | 2,537 |
| 8 | 🇦🇷Follow Pablo ZarnickiTrack their monthly FIDE ratings, games, tournaments and more. | 2,508 |
| 9 | 🇦🇷Follow Vitalii KiselevTrack their monthly FIDE ratings, games, tournaments and more. | 2,507 |
| 10 | 🇦🇷Follow Andres Carlos ObregonTrack their monthly FIDE ratings, games, tournaments and more. | 2,506 |
| ... | ||
| 1758 | 1,621 | |
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 |
| ... | ||
| 17099 | 1,621 | |
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 |
| ... | ||
| 138993 | 1,621 | |