Format
CI
Chalaris, Iason
🇬🇷FIDE 25894315· Male· Greece· Born in 2006
Follow Iason ChalarisTrack his monthly FIDE ratings, games, tournaments and more.
Iason Chalaris, a 20-year-old Greek player, is rated 1624 — just 10 short of his peak of 1634 (Mar 2026, age 20). He is on a steady climb with +53 Elo over the past 12 months. 41 rated games in the past year (≈25/year long-term). Recent standard appearances include 6th U1800 Standard Tournament 2026, by SOXalandriou A, 3rd International Open Katerini chess 2026 - B, and 9th International Chess Open Tournament Vardaris 2026 B. Also played 5 rapid (including 2026 New Year's Eve Chess Marathon Rapid YES to CHESS) and 6 blitz events (including 19th Grand Prix by SO Chalandriou - Blitz) recently.
At junior level, he reached #95 nationally in U18.
Current rating
1624
Standard
Rpd1666·Blz1603
All-time high
1634
−10 pts below
Mar 2026 · age 20
Mar 2026 · age 20
Activity
27
games / yr avg. · ≈2/mo
31 past 12 mo · ≈3/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#137,885
#137,885 · players worldwide · of 218,279
Career timeline
8 entries2026
Crossed 1600
at age 20
Mar 2026
All-time peak 1634
at age 20 · −10 from today
Mar 2026
2025
K-factor lowered to 20
at age 19
Jan 2025
2024
95th Greek U18 player
at age 18 · rated 1599
Oct 2024
Best 12-month gain (+392 Elo)
1207 → 1599
Oct 2024
Crossed 1500
at age 18
Mar 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Top opponent
Evolution
+52
1572 → 1624
Tournaments
7
41 games
Score
22.5/ 4154.9%
17W11D13L
Top 3 wins
3.[W]vsSpiros-Avgerinos Giakoustidis1,726·9th International Chess Open Tournament Vardaris 2026 B·R4·+12.6
Top 3 losses
3.[L]vsPanagiotis Emm Paterakis1,669·9th International Chess Open Tournament Vardaris 2026 B·R6·-9.0
Last 12 months — tournaments
7 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 3/4 | #7 | 1879 | +7.6 |
Swiss | Mar 2026 | 4/7 | #20 | 1546 | -15.6 |
Open Swiss | Feb 2026 | 4/7 | #33 | 1779 | +34.2 |
Team | Nov 2025 | 1/3 | #129 | 1607 | +12.4 |
Open Swiss | Oct 2025 | 2/3 | #35 | 1926 | -4.2 |
Swiss | Sep 2025 | 3/4 | #21 | 1893 | +4.6 |
Open Swiss | Jul 2025 | 5.5/4 | #18 | 2411 | +14.6 |
Most-Played Opponents
vsKonstantinos Malamatas
🇬🇷GRE·1902
+0 −6 =0
6 games·last met May 2026
View head-to-head →
vsMaximos Megagiannis
🇬🇷GRE·1826
+3 −3 =0
6 games·last met May 2026
View head-to-head →
vsDimosthenis Panagiot Tzortzatos
🇬🇷GRE·2143
+0 −4 =1
5 games·last met Mar 2026
View head-to-head →
vsDimitrios Rekkas
🇬🇷GRE·1686
+1 −2 =2
5 games·last met Nov 2025
View head-to-head →
Rankings
/
Greece
#1,729
out of 3,681 players
Europe
#93,402
in continent
World
#137,877
out of 400,000+
National ranking
Europe & World
Europe
World
Greece
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| ... | ||
| 1729 | 1,624 | |
Europe
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| ... | ||
| 93402 | 1,624 | |
World
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| ... | ||
| 137877 | 1,624 | |