Konstantina Dereka vs Athanasios G Tzikas
Konstantina Dereka (21, GRE) and Athanasios G Tzikas (20, GRE) have met 4 times in classical OTB plus 3 rapid/blitz games. Dereka leads the classical series 2–0 (2 draws). With current classical ratings of 1762 and 1569, the Elo model gives Dereka a 73% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 1762 vs 1569 (Δ +193)
With Konstantina Dereka as white
73% Konstantina11% draw15% Athanasios
With Athanasios G Tzikas as white
64% Konstantina14% draw22% Athanasios
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Konstantina Dereka | Athanasios G Tzikas | |
|---|---|---|
| Current rating (STD) | 1762 | 1569 |
| Peak rating | 1825 · May 2024 | 1570 · Mar 2024 |
| Peak age | 19 | 18 |
| World rank now | #88,367 | #131,796 |
| World rank peak | #59,030 | #102,642 |
| Federation rank now | #1,073 | #1,734 |
| Games (career, STD) | 609 | 197 |
| Months active | 118 | 112 |
| % white wins | 46% | 48% |
| % black wins | 47% | 42% |
| TPR last 12m (STD) | 1787 | — |
| Activity 12m (games) | 52 | 0 |
Best Win
Konstantina Dereka
Athanasios G Tzikas
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (7)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Konstantina Dereka
Athanasios G Tzikas