Nikonenko Yaroslav

From Barnaul, Russia

Player page

Common russian riichi rating (CRR)

Rating date Jan. 15, 2026 (latest changes Jan. 15, 2026).

226 place (190.43).

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

p1 = (933.33 * 1.60 * 0.29 + 375 * 2.20 * 1 + 210.53 * 3.90 * 1 + 0 + 0) / (1.60 * 0.29 + 2.20 * 1 + 3.90 * 1 + 1 + 1) = 242.21934482629663

p2 = (375 * 2.20 * 1 + 210.53 * 3.90 * 1 + 933.33 * 1.60 * 0.29) / max_coefficients = 138.6421404682274

score = 242.21934482629663 * 0.5 + 138.6421404682274 * 0.5 = 190.43074264726204

Rating changes

Show

all results
Date Place Points Reason
2026-01-14 227 -> 226 190.43
2026-01-12 228 -> 227 190.43
2026-01-10 229 -> 228 190.43
2026-01-05 218 -> 229 206.56 -> 190.43

Akademgorodok: Riichi Mahjong Tournament 2024: 43% -> 29%
2026-01-03 217 -> 218 206.56
2026-01-01 216 -> 217 206.56
2025-12-27 211 -> 216 206.56
2025-12-25 212 -> 211 206.56
2025-12-09 214 -> 212 206.56
2025-12-07 209 -> 214 206.56

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
2 375 2025-04-13 16/25 100% 2.20 CRR Akademgorodok Riichi Mahjong Tournament 2025 Novosibirsk
3 933 2024-05-05 🥈 2/16 29% 1.60 CRR Akademgorodok: Riichi Mahjong Tournament 2024 Novosibirsk