Chess enthusiasts in Île-de-France gather for the 3ème Open d’hiver de parties lentes de l’Arpajonnais from Friday, February 27 to Sunday, March 1, 2026 in Saint-Michel-sur-Orge, France. This 6-round FIDE-rated Swiss open uses a 70+20 classical time control and counts for the April 2026 FIDE list. The event runs over three days at the Salle du Pôle Associatif des Mares Yvon and targets club players who enjoy serious long games with a clear schedule and compact weekend format.

Organizers from the local chess club offer a first prize of €350, a total general podium of €750, and additional category prizes, while keeping entry fees modest for both adults and juniors. A strict 100-player limit, mandatory advance registration via HelloAsso, and on-site check-in on Friday morning ensure clean pairings and a smooth start to the first round.

🗓️ Event Details

🏆 Prize Fund

General standings:

Organizers also announce additional category prizes, which reward performance in defined rating bands or age groups. Prizes focus primarily on the overall podium while still recognizing results across the broader field.

⏱️ Time Control & Pairings

The tournament uses a single classical cadence for all rounds:

• 70 minutes for the entire game
• 20-second increment per move from move one

Pairings follow a 6-round Swiss system and count toward the FIDE April 2026 list as well as French national ratings. The event applies current FIDE and French Chess Federation regulations throughout the competition.

📂 Sections / Groups

📅 Schedule

📝 Registration

Registration takes place exclusively online and must be completed before the deadline.

Key details:
• Entry fees: €30 for adults, €15 for youth
• Licence A (or equivalent federation license) required
• Registration is mandatory via HelloAsso
• Deadline: Thursday, February 26, 2026 at 12:00 (noon)
• Maximum 100 players, with entries accepted in order of confirmed registration

Online registration:
Website: https://www.helloasso.com/associations/club-d-echecs-de-saint-michel-sur-orge/evenements/3ieme-tournoi-d-hiver-de-l-arpajonnais

Players must also check in at the venue on Friday between 09:00 and 09:30 to be included in the pairings for Round 1.

👥 Organizer

The Club d’Échecs de Saint-Michel-sur-Orge organizes the 3ème Open d’hiver de parties lentes de l’Arpajonnais and manages registration, pairings, and logistics.

Organizer: Geoffrey Seillon
Phone: +33 6 68 03 45 20
Email: echecsarpajonnais@gmail.com

🏨 Venue

All games take place at the Salle du Pôle Associatif des Mares Yvon, Place Léonard de Vinci, 91240 Saint-Michel-sur-Orge, France. The hall forms part of the local associative complex and provides ample space for boards, arbiters, and spectators in a community setting just south of Paris.

🚗 How to Get There

Saint-Michel-sur-Orge lies in the Essonne department, within the greater Paris area, and connects easily by regional roads and public transport. You can reach the town by car via main approaches from the A6 and N104 ring routes, or travel by regional train from Paris and continue with a short local transfer to the venue around Place Léonard de Vinci.

Many club players who choose this winter open enjoy a compact FIDE-rated weekend with clear scheduling, accessible entry fees, and a friendly atmosphere in the southern suburbs of Paris.

🧾 Other

• The tournament uses the FIDE April 2026 rating list for international Elo calculation.
• Participation implies acceptance of the event regulations and of French federation rules regarding fair play and licensing.