417-AALST-CK 2025-2026 Deel 1 Rondes 4-7
Open SwissStandard
25 players participated in this 4-round tournament, held from 01 Oct 2025 to 22 Oct 2025 in Aalst, Belgium. Top 10 Elo average was 1835, and top seed was Sam Van Zeebroeck (🇧🇪 BEL, 1951).
Nando De Blende (🇧🇪 BEL, 1934) won with 4.0/4, ahead of Sven Schatteman (2.5). De Blende won solo starting round 3.
The biggest upset came in round 1: Sven Schatteman (1567) beat Pieter Claeys (1826), a +259-point gap.
Location
🇧🇪Aalst, Belgium
Dates
01 Oct 2025 → 22 Oct 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 4 rounds
Avg top 10
1,835
Participants
25
Federations · 1 represented
🇧🇪Belgium×24
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 4 roundsNando De Blende led from R3; +1.5-point edge over the runner-up.
Co-leaders
9
3
1
1
R3–R4 · LEAD HELD
Nando De Blende never relinquished the lead after R3; final gap +1.5 over the runner-up.
R1–R4 · WIN STREAK
Nando De Blende won 4 in a row (R1–R4).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Nando De Blende | * | — | — | 1 |
| 2Sven Schatteman | — | * | — | — |
| 3FIDE 218421 | — | — | * | — |
| 4Frans De Smet | 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | De Blende, Nando | 1934 | BEL | +11B | +4N | +6B | +16N | 4.0 | 5.5 | 6.5 | 6.50 | 2609 | +27.4 |
| 2 | Schatteman, Sven | 1567 | BEL | +8N | −5N | +17B | =11B | 2.5 | 5.5 | 6.5 | 3.75 | 2043 | +35.4 |
| 3 | FIDE 218421 | 0 | — | F | +24B | +?N | =15B | 2.5 | 1.0 | 1.0 | 0.50 | 1754 | 0.0 |
| 4 | De Smet, Frans | 1793 | BEL | +18B | −1B | +11N | F | 2.0 | 6.5 | 6.5 | 2.50 | 1914 | +9.6 |
| 5 | De Greve, Hubert | 0 | BEL | +?N | +2B | F | −12N | 2.0 | 4.0 | 4.0 | 2.50 | 1708 | 0.0 |
| 6 | Van Lil, Robin | 1836 | BEL | +22N | +23B | −1N | F | 2.0 | 4.0 | 4.0 | 0.00 | 1134 | -7.4 |
| 7 | Heyvaert, Johan | 0 | BEL | F | =9N | +22B | =13N | 2.0 | 3.5 | 3.5 | 1.75 | 1726 | 0.0 |
| 8 | Claeys, Pieter | 1826 | BEL | −2B | +19B | F | +23N | 2.0 | 3.5 | 3.5 | 1.00 | 768 | -32.8 |
| 9 | Kazakevich, Dzianis | 0 | BEL | −?N | =7B | +?N | =?N | 2.0 | 2.0 | 2.0 | 1.00 | 1729 | 0.0 |
| 10 | Cappelle, Gert-Jan | 1867 | BEL | +25N | F | +13B | F | 2.0 | 1.5 | 1.5 | 1.50 | 2526 | +6.2 |
| 11 | Claessens, Dirk | 1660 | BEL | −1N | +12N | −4B | =2N | 1.5 | 8.5 | 10.0 | 2.75 | 1684 | +2.0 |
| 12 | Bruynooghe, Tom | 1789 | BEL | =15N | −11B | F | +5B | 1.5 | 4.5 | 4.5 | 2.50 | 1514 | -28.8 |
| 13 | Baetens, Christophe | 1726 | BEL | F | +22B | −10N | =7B | 1.5 | 4.0 | 4.0 | 1.00 | 1067 | -12.4 |
| 14 | De Greve, Willy | 1622 | BEL | F | F | +24N | =21B | 1.5 | 0.5 | 0.5 | 0.25 | 1574 | -2.8 |
| 15 | Daelman, Dennis | 1754 | BEL | =12B | −18N | −16B | =3N | 1.0 | 5.0 | 6.0 | 2.00 | 1564 | -26.8 |
| 16 | Veldeman, Sieben | 1948 | BEL | F | F | +15N | −1B | 1.0 | 5.0 | 5.0 | 1.00 | 1844 | -5.4 |
| 17 | Van De Putte, Ben | 1825 | BEL | F | +20B | −2N | F | 1.0 | 3.5 | 3.5 | 1.00 | 768 | -16.4 |
| 18 | Van Wijnendaele, Jovanni | 1773 | BEL | −4N | +15B | F | F | 1.0 | 3.0 | 3.0 | 1.00 | 1774 | 0.0 |
| 19 | De Wolf, Bernard | 0 | BEL | F | −8N | +?B | −?N | 1.0 | 2.0 | 2.0 | 0.00 | 991 | 0.0 |
| 20 | Bombeek, Raf | 0 | BEL | F | −17N | −?B | +22N | 1.0 | 1.0 | 1.0 | 0.00 | 990 | 0.0 |
| 21 | Van Impe, Tristan | 1574 | BEL | F | F | F | =14N | 0.5 | 1.5 | 1.5 | 0.75 | 1622 | +2.8 |
| 22 | Baetens, Antoon | 0 | BEL | −6B | −13N | −7N | −20B | 0.0 | 5.5 | 6.5 | 0.00 | 981 | 0.0 |
| 23 | Roca, Medardo | 0 | BEL | −?B | −6N | F | −8B | 0.0 | 4.0 | 4.0 | 0.00 | 1071 | 0.0 |
| 24 | De Lange, Aaron | 0 | BEL | F | −3N | −14B | F | 0.0 | 4.0 | 4.0 | 0.00 | 822 | 0.0 |
| 25 | Moallem, Ali | 0 | BEL | −10B | F | −?N | F | 0.0 | 2.0 | 2.0 | 0.00 | 979 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Schatteman, SvenBEL+35.42.5 pts · #2
- 2De Blende, NandoBEL+27.44.0 pts · #1
- 3De Smet, FransBEL+9.62.0 pts · #3
Top rating losers
- 1Claeys, PieterBEL-32.82.0 pts · #17
- 2Bruynooghe, TomBEL-28.81.5 pts · #10
- 3Daelman, DennisBEL-26.81.0 pts · #12
Biggest upsets
- R1+259 Elo gap
- R3+258 Elo gap
- R2+129 Elo gap