Nikonenko Yaroslav

From Barnaul, Russia

Player page

Common russian riichi rating (CRR)

Rating date Nov. 5, 2025 (latest changes Nov. 5, 2025).

197 place (240.52).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (933.33 * 1.60 * 0.43 + 516.13 * 2.40 * 1 + 210.53 * 3.90 * 1 + 0 + 0) / (1.60 * 0.43 + 2.40 * 1 + 3.90 * 1 + 1 + 1) = 300.4531614465555

p2 = (516.13 * 2.40 * 1 + 210.53 * 3.90 * 1 + 933.33 * 1.60 * 0.43) / max_coefficients = 180.58862876254182

score = 300.4531614465555 * 0.5 + 180.58862876254182 * 0.5 = 240.52089510454866

Rating changes

Show

all results
Date Place Points Reason
2025-11-05 192 -> 197 255.50 -> 240.52

Akademgorodok: Riichi Mahjong Tournament 2024: 57% -> 43%
2025-11-04 194 -> 192 238.80 -> 255.50

XI Russian Championship: 0% -> 100%
2025-11-01 194 238.55 -> 238.80
2025-10-13 194 236.33 -> 238.55
2025-09-19 195 -> 194 236.33
2025-09-12 197 -> 195 236.33
2025-09-05 192 -> 197 254.06 -> 236.33

Akademgorodok: Riichi Mahjong Tournament 2024: 71% -> 57%
2025-09-03 195 -> 192 254.06
2025-09-01 196 -> 195 252.01 -> 254.06
2025-08-31 194 -> 196 252.01

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 211 2025-11-04 46/58 100% 3.90 RR XI Russian Championship Moscow
2 516 2025-04-13 16/32 100% 2.40 CRR Akademgorodok Riichi Mahjong Tournament 2025 Novosibirsk
3 933 2024-05-05 🥈 2/16 43% 1.60 CRR Akademgorodok: Riichi Mahjong Tournament 2024 Novosibirsk