1st tournament synergasia SO Patision - Armeniki
12 players participated in this 11-round tournament, held from 10 Nov 2025 to 20 Nov 2025 in Athens, Greece. Top 10 Elo average was 1754, and top seed was Markos Iliadis (🇬🇷 GRE, 1964).
Markos Iliadis (🇬🇷 GRE, 1964) won with 11.0/11, ahead of Nikolaos Giasouridis (9.5) and Achileas Meidanis (8.5). Iliadis won solo starting round 3.
The biggest upset came in round 6: Yerwant Aventissian (1642) beat Hristos Patakias (1834), a +192-point gap.
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How it unfolded
Top 12 · 11 roundsMarkos Iliadis led from R3 onwards, the runner-up race stayed tight.
Markos Iliadis never relinquished the lead after R3; final gap +1.5 over the runner-up.
Markos Iliadis opens a +1.5-point gap over the chasing pack (closest: Nikolaos Giasouridis); the title is out of reach before R11.
Markos Iliadis beat Nikolaos Giasouridis (White).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇬🇷Iliadis, Markos | 1964 | * | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 11.0 | 55.00 | 55.0 | +42.4 | 2507 |
| 2 | 🇬🇷Giasouridis, Nikolaos | 1729 | 0 | * | 1 | ½ | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 9.5 | 41.75 | 56.5 | +78.4 | 2034 |
| 3 | 🇬🇷Meidanis, Achileas | 1802 | 0 | 0 | * | 1 | 1 | ½ | 1 | 1 | 1 | 1 | 1 | 1 | 8.5 | 34.00 | 57.5 | +71.6 | 1929 |
| 4 | 🇬🇷Aventissian, Yerwant | 1642 | 0 | ½ | 0 | * | ½ | 1 | 1 | ½ | 1 | 1 | 1 | 1 | 7.5 | 28.50 | 58.5 | +131.2 | 1866 |
| 5 | 🇬🇷Maniadakis, Alkinoos | 1655 | 0 | 0 | 0 | ½ | * | 1 | 1 | ½ | 1 | 1 | 1 | 1 | 7.0 | 24.00 | 59.0 | +102.8 | 1834 |
| 6 | 🇬🇷Tzschaschel, Frank Holger | 1818 | 0 | 0 | ½ | 0 | 0 | * | ½ | 1 | 1 | 1 | 1 | 1 | 6.0 | 18.25 | 60.0 | -36.4 | 1753 |
| 7 | 🇬🇷Patakias, Hristos | 1834 | 0 | 0 | 0 | 0 | 0 | ½ | * | 1 | ½ | 1 | 1 | 1 | 5.0 | 13.25 | 61.0 | -86.8 | 1680 |
| 8 | 🇬🇷Kae, Emmanuel | 1669 | 0 | 0 | 0 | ½ | ½ | 0 | 0 | * | ½ | 1 | 1 | 1 | 4.5 | 13.00 | 61.5 | -5.6 | 1666 |
| 9 | 🇬🇷Toumanian, Akop | 1696 | 0 | 0 | 0 | 0 | 0 | 0 | ½ | ½ | * | 1 | 0 | ½ | 2.5 | 7.25 | 63.5 | -51.2 | 1517 |
| 10 | 🇬🇷Parsechian, Alex | 1523 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | * | 1 | 1 | 2.0 | 2.50 | 64.0 | -22.4 | 1478 |
| 11 | 🇬🇷Gouloumian, Kevork | 1681 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | * | ½ | 1.5 | 3.00 | 64.5 | -66.6 | 1420 |
| 12 | 🇬🇷Toumanian, Pargkev | 1694 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ½ | 0 | ½ | * | 1.0 | 2.00 | 65.0 | -80.2 | 1345 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Aventissian, YerwantGRE+131.27.5 pts · #4
- 2Maniadakis, AlkinoosGRE+102.87.0 pts · #5
- 3Giasouridis, NikolaosGRE+78.49.5 pts · #2
- 1Patakias, HristosGRE-86.85.0 pts · #7
- 2Toumanian, PargkevGRE-80.21.0 pts · #12
- 3Gouloumian, KevorkGRE-66.61.5 pts · #11
- R6+192 Elo gap
- R5+179 Elo gap
- R8+176 Elo gap