NYIGDec 13, 2025
424 W 49th St, 1F, New York, NY 10019
Prologue Open — 2026 New York Monthly Series & Grand Finals
Every finale needs a great warm-up.
🏆 The New York Institute of Go announced the Prologue Open, an AGA-rated December warm-up that kicks off the 2026 New York Monthly Series & Grand Finals. The 2026 circuit runs January through November, culminating on the second Saturday of December, with Youth (U18) and Adult (18+) tracks.
📅 2026 Dates (first Saturdays unless noted): Jan 10, Feb 7, Mar 7, May 2, Jun 6, Jul 11, Sep 12, Oct 3, Nov 7.
🏆 Players earn placement points (12–9–7–6–5–4–3–2) plus +1 for completing all rounds; each division’s leaderboard totals a player’s Best-5 event scores. The Top-4 in each division qualify for the Grand Finals on the second Saturday of December, with prizes $800+ (scaled by sponsorship). Select finals will be live-broadcast with professional commentary on the AGA official channel. Monthly prizes are awarded in both circuits.
Click here for rules of the 2026 New York Monthly Series & Grand Finals
| Type | Details |
|---|---|
Date | Saturday, December 13, 2025 |
Location | NYIG Manhattan. 424 W 49th St, 1F, New York, NY 10019 |
Rules | AGA rules. McMahon pairing is used. Standings are determined (in order of priority) by number of wins, then Sum of Opponent's Scores, Sum of Defeated Opponent's Scores, and Head to Head. |
Handicap | Open even; all other divisions handicap-1, cap 9; Komi 0.5. |
Eligibility | Everyone at all levels. |
Time Setting for Adult Circuit | Fisher Time ~130 min total (40 min + 10s increment) |
Time Setting for Youth Circuit | Fisher Time ~100 min total (25 min + 10s increment) |
Prizes | Awards are in all divisions. |
Check in | 8:30 AM - 9:15 AM |
Round 1 | 9:30 AM - 11:40 AM |
Round 2 | 11:45 AM - 1:55 PM |
Lunch break | 1:55 PM - 2:30 PM |
Round 3 | 2:30 PM - 4:40 PM |
Prizes and awards | 5:00 PM - 5:30 PM |