Petsilyak Denis

From Moscow, Russia

EMA: 15990410

Player page

Internal rating (RR)

Rating date Sept. 4, 2026 (latest changes Sept. 3, 2026).

126 place (365.31).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (651.69 * 3.75 * 0.14 + 800 * 2.45 * 0.86 + 508.77 * 3.90 * 1 + 0 + 0) / (3.75 * 0.14 + 2.45 * 0.86 + 3.90 * 1 + 1 + 1) = 470.1801946397338

p2 = (508.77 * 3.90 * 1 + 800 * 2.45 * 0.86 + 651.69 * 3.75 * 0.14) / max_coefficients = 260.4380272550292

score = 470.1801946397338 * 0.5 + 260.4380272550292 * 0.5 = 365.30911094738155

Rating changes

Show

all results
Date Place Points Reason
2026-09-02 127 -> 126 365.31
2026-09-01 128 -> 127 365.31
2026-08-31 128 364.89 -> 365.31
2026-08-27 131 -> 128 364.89
2026-08-16 127 -> 131 364.89
2026-08-15 127 363.94 -> 364.89
2026-08-13 122 -> 127 380.50 -> 363.94

Moscow Riichi 2024: 29% -> 14%
2026-08-03 123 -> 122 380.50
2026-08-02 122 -> 123 380.50
2026-07-18 120 -> 122 380.50

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 509 2025-11-04 29/58 100% 3.90 RR XI Russian Championship Moscow
2 800 2025-07-13 7/31 86% 2.45 RR Agari Summer Tournament 2025 Moscow
3 652 2024-10-13 32/90 14% 3.75 RR Moscow Riichi 2024 Moscow
4 59 2024-06-09 49/52 0% 3.05 RR Agari Summer Tournament 2024 Moscow
5 505 2023-09-03 54/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg