OP 5 Settimanale Siegbert Tarrasch Rounds 1-2-3-4
Open SwissStandard
21 players participated in this 4-round tournament, held from 07 Jan 2026 to 28 Jan 2026 in Milano, Italy. Top 10 Elo average was 1556, and top seed was Eros Buglione (🇮🇹 ITA, 1580).
Alberto Vallotto (🇮🇹 ITA, 1578) won with 3.5/4, ahead of Samuele Cecchetto (3.0) and Marco Cattaneo (3.0). Vallotto clinched sole first place in the final round.
The biggest upset came in round 4: Maurizio Rigato (1419) beat Michele Tommasi (1554), a +135-point gap.
Location
🇮🇹Milano, Italy
Dates
07 Jan 2026 → 28 Jan 2026
Time control
Standard: All Moves in 40 Min. Del. 20 Sec. / /
System
Swiss · 4 rounds
Federations · 1 represented
🇮🇹Italy×20
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 4 roundsAlberto Vallotto led from R4; +0.5-point edge over the runner-up.
Co-leaders
9
4
1
1
R4 · LEADER CHANGE28 Jan
Alberto Vallotto takes the sole lead (3.5/4).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Alberto Vallotto | * | — | ½ | 1 |
| 2Luca Mastropasqua | — | * | 0 | — |
| 3Samuele Cecchetto | ½ | 1 | * | — |
| 4Marco Cattaneo | 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Vallotto, Alberto | 1578 | ITA | +20B | +15N | =2B | +3N | 3.5 | 7.0 | 7.5 | 6.00 | 1872 | +26.4 |
| 2 | Cecchetto, Samuele | 1566 | ITA | +21B | +5N | =1N | =4B | 3.0 | 9.5 | 9.5 | 6.25 | 1690 | +18.0 |
| 3 | Cattaneo, Marco | 1527 | ITA | +11B | +9N | +7N | −1B | 3.0 | 8.5 | 10.5 | 7.00 | 1713 | +14.4 |
| 4 | Baj, Pietro | 1515 | ITA | =6B | +17N | +8B | =2N | 3.0 | 8.0 | 9.0 | 6.25 | 1577 | +3.2 |
| 5 | Mastropasqua, Luca | 1576 | ITA | +16N | −2B | +12N | +11B | 3.0 | 7.0 | 8.0 | 5.00 | 1616 | +6.4 |
| 6 | Buglione, Eros | 1580 | ITA | =4N | =8B | =10N | +16B | 2.5 | 8.0 | 9.0 | 5.00 | 1630 | +8.0 |
| 7 | Tesauro Campini, Elia | 1573 | ITA | +12B | +13N | −3B | =9N | 2.5 | 7.5 | 9.5 | 5.25 | 1515 | -17.2 |
| 8 | Sket, Erik | 0 | ITA | +?B | =6N | −4N | +13B | 2.5 | 7.5 | 7.5 | 3.25 | 1549 | 0.0 |
| 9 | Ranawaka Thantrige, Esala Ishwara | 1571 | ITA | +14N | −3B | +19N | =7B | 2.5 | 7.0 | 8.0 | 3.75 | 1385 | -19.2 |
| 10 | Pipitone, Filippo Massimo | 1508 | ITA | F | +21N | =6B | +17N | 2.5 | 3.5 | 3.5 | 2.25 | 1580 | +2.0 |
| 11 | Politakis, Alexandre | 0 | ITA | −3N | +16B | +15B | −5N | 2.0 | 7.0 | 8.0 | 2.00 | 1531 | 0.0 |
| 12 | Rigato, Maurizio | 1419 | ITA | −7N | +18B | −5B | +15N | 2.0 | 6.5 | 7.5 | 2.00 | 1568 | +13.8 |
| 13 | Tesauro Campini, Giona | 0 | ITA | +18N | −7B | +?B | −8N | 2.0 | 6.0 | 6.0 | 1.00 | 1573 | 0.0 |
| 14 | Cavadini, Gianluigi | 0 | ITA | −9B | −?N | =20B | +21N | 1.5 | 3.0 | 3.0 | 0.25 | 1251 | 0.0 |
| 15 | Tommasi, Michele | 1554 | ITA | +19N | −1B | −11N | −12B | 1.0 | 7.5 | 8.5 | 1.00 | 705 | -45.6 |
| 16 | Vallin, Alessandro | 1460 | ITA | −5B | −11N | +21B | −6N | 1.0 | 7.5 | 7.5 | 0.00 | 778 | -27.2 |
| 17 | Volpe, Alessandro | 0 | ITA | F | −4B | +18N | −10B | 1.0 | 6.5 | 6.5 | 1.00 | 1400 | 0.0 |
| 18 | Marchesoni, Franco Luigi | 1517 | ITA | −13B | −12N | −17B | +20N | 1.0 | 5.0 | 5.5 | 0.50 | 1461 | -3.2 |
| 19 | Fraschini, Marco Cesare | 0 | ITA | −15B | +20N | −9B | −?N | 1.0 | 4.0 | 4.0 | 0.50 | 1339 | 0.0 |
| 20 | Diazzi, Claudio | 1478 | ITA | −1N | −19B | =14N | −18B | 0.5 | 6.0 | 7.0 | 0.75 | 744 | -33.2 |
| 21 | FIDE 23433264 | 0 | — | −2N | −10B | −16N | −14B | 0.0 | 7.0 | 8.0 | 0.00 | 714 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Vallotto, AlbertoITA+26.43.5 pts · #1
- 2Cecchetto, SamueleITA+18.03.0 pts · #5
- 3Cattaneo, MarcoITA+14.43.0 pts · #8
Top rating losers
- 1Tommasi, MicheleITA-45.61.0 pts · #18
- 2Diazzi, ClaudioITA-33.20.5 pts · #21
- 3Vallin, AlessandroITA-27.21.0 pts · #19
Biggest upsets
- R4+135 Elo gap