417-AALST-CK 2025-2026 Deel 2 Rondes 1-4
Open SwissStandard
30 players participated in this 4-round tournament, held from 05 Nov 2025 to 26 Nov 2025 in Aalst, Belgium. Top 10 Elo average was 1880, and top seed was Fabio De Block (🇧🇪 BEL, 2081).
Pieter Claeys (🇧🇪 BEL, 1777) won with 3.5/4, ahead of Robin Van Lil (3.0) and Dirk Claessens (3.0). Claeys won solo starting round 3.
The biggest upset came in round 1: Sven Schatteman (1613) beat Ben Van De Putte (1809), a +196-point gap.
Location
🇧🇪Aalst, Belgium
Dates
05 Nov 2025 → 26 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 4 rounds
Federations · 1 represented
🇧🇪Belgium×29
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 4 roundsPieter Claeys led from R3; +0.5-point edge over the runner-up.
Co-leaders
9
3
1
1
R3–R4 · LEAD HELD
Pieter Claeys held the sole lead from R3 through R4 without losing it.
R3 · HEAD-TO-HEAD · WINNER VS 2ND
Pieter Claeys beat Robin Van Lil (Black).
WIN STREAKS · 2 top finishers
Pieter Claeys 3 wins (R1–R3)Dirk Claessens 3 wins (R2–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Pieter Claeys | * | 1 | — | ½ |
| 2Robin Van Lil | 0 | * | — | — |
| 3Dirk Claessens | — | — | * | — |
| 4Freddy Vanhee | ½ | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Claeys, Pieter | 1777 | BEL | +20N | +6B | +2N | =4B | 3.5 | 7.5 | 8.5 | 7.25 | 2093 | +46.8 |
| 2 | Van Lil, Robin | 1829 | BEL | +26B | +18N | −1B | +5N | 3.0 | 6.5 | 6.5 | 3.00 | 1842 | +1.6 |
| 3 | Claessens, Dirk | 1662 | BEL | −8B | +27N | +14N | +13B | 3.0 | 5.0 | 5.0 | 3.00 | 1851 | +9.2 |
| 4 | Vanhee, Freddy | 1888 | BEL | −18B | +26N | +17B | =1N | 2.5 | 5.5 | 5.5 | 2.75 | 1927 | +3.2 |
| 5 | De Smet, Frans | 1800 | BEL | +29N | +7B | −8N | −2B | 2.0 | 7.0 | 7.0 | 2.00 | 1716 | -6.8 |
| 6 | Ponnet, Guy | 1744 | BEL | +27B | −1N | =13N | =9B | 2.0 | 7.0 | 7.0 | 1.75 | 1576 | -8.6 |
| 7 | Baetens, Christophe | 1725 | BEL | +24B | −5N | −10B | +17N | 2.0 | 5.0 | 5.5 | 1.50 | 1706 | -6.4 |
| 8 | De Blende, Nando | 1970 | BEL | +3N | F | +5B | F | 2.0 | 5.0 | 5.0 | 5.00 | 2531 | +8.4 |
| 9 | Bruynooghe, Tom | 1760 | BEL | =23N | +17B | F | =6N | 2.0 | 3.5 | 3.5 | 2.25 | 1872 | +11.2 |
| 10 | De Block, Fabio | 2081 | BEL | F | +22B | +7N | F | 2.0 | 2.5 | 2.5 | 2.50 | 2525 | +2.2 |
| 11 | Veldeman, Sieben | 1927 | BEL | F | +21N | +19B | F | 2.0 | 2.0 | 2.0 | 2.00 | 2510 | +4.4 |
| 12 | Van Zeebroeck, Sam | 1955 | BEL | +28B | F | F | +19N | 2.0 | 1.0 | 1.0 | 1.00 | 2509 | +7.8 |
| 13 | Buyle, Pascal | 0 | BEL | F | +28N | =6B | −3N | 1.5 | 5.0 | 5.0 | 1.00 | 1704 | 0.0 |
| 14 | Daelman, Dennis | 1732 | BEL | =22N | F | −3B | +23B | 1.5 | 4.0 | 4.0 | 0.75 | 862 | -24.0 |
| 15 | Van De Putte, Ben | 1809 | BEL | −17N | =25B | F | +22B | 1.5 | 2.0 | 2.0 | 0.75 | 813 | -15.0 |
| 16 | Heyvaert, Johan | 0 | BEL | F | +24N | =?B | F | 1.5 | 0.5 | 0.5 | 0.50 | 1873 | 0.0 |
| 17 | Schatteman, Sven | 1613 | BEL | +15B | −9N | −4N | −7B | 1.0 | 6.5 | 8.0 | 1.50 | 1603 | -1.4 |
| 18 | Bombeek, Raf | 0 | BEL | +4N | −2B | F | −?N | 1.0 | 5.5 | 5.5 | 2.50 | 1859 | 0.0 |
| 19 | Wauters, Johan | 1710 | BEL | F | +30B | −11N | −12B | 1.0 | 4.0 | 4.0 | 0.00 | 1695 | -4.0 |
| 20 | Van Der Eecken, Wout | 0 | BEL | −1B | −?N | +?B | F | 1.0 | 3.5 | 3.5 | 0.00 | 1025 | 0.0 |
| 21 | De Wolf, Bernard | 0 | BEL | F | −11B | F | +?N | 1.0 | 2.0 | 2.0 | 0.00 | 1127 | 0.0 |
| 22 | Baetens, Antoon | 0 | BEL | =14B | −10N | −?B | −15N | 0.5 | 5.0 | 5.0 | 0.75 | 1601 | 0.0 |
| 23 | Baetens, Ilias | 0 | BEL | =9B | F | F | −14N | 0.5 | 3.5 | 3.5 | 1.00 | 1553 | 0.0 |
| 24 | Feys, Jeacques | 0 | BEL | −7N | −16B | F | =?B | 0.5 | 3.5 | 3.5 | 0.00 | 1559 | 0.0 |
| 25 | Moallem, Ali | 0 | BEL | F | =15N | F | F | 0.5 | 1.5 | 1.5 | 0.75 | 1809 | 0.0 |
| 26 | Evens, Joris | 1573 | BEL | −2N | −4B | F | F | 0.0 | 5.5 | 5.5 | 0.00 | 1059 | -6.6 |
| 27 | FIDE 548003352 | 0 | — | −6N | −3B | −?N | F | 0.0 | 5.0 | 5.0 | 0.00 | 928 | 0.0 |
| 28 | Lefevre, Lucien | 1707 | BEL | −12N | −13B | F | F | 0.0 | 3.5 | 3.5 | 0.00 | 1155 | -7.6 |
| 29 | Kazakevich, Dzianis | 0 | BEL | −5B | F | F | −?N | 0.0 | 2.0 | 2.0 | 0.00 | 947 | 0.0 |
| 30 | Van Impe, Tristan | 1577 | BEL | F | −19N | F | F | 0.0 | 1.0 | 1.0 | 0.00 | 910 | -12.8 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Claeys, PieterBEL+46.83.5 pts · #1
- 2Bruynooghe, TomBEL+11.22.0 pts · #6
- 3Claessens, DirkBEL+9.23.0 pts · #11
Top rating losers
- 1Daelman, DennisBEL-24.01.5 pts · #30
- 2Van De Putte, BenBEL-15.01.5 pts · #27
- 3Van Impe, TristanBEL-12.80.0 pts · #23
Biggest upsets
- R1+196 Elo gap