Revin Ivan

From Novosibirsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date June 29, 2026 (latest changes June 29, 2026).

210 place (282.27).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (290.32 * 2.40 * 0.71 + 914.29 * 2.50 * 1 + 0 + 0 + 0) / (2.40 * 0.71 + 2.50 * 1 + 1 + 1 + 1) = 385.8187604652968

p2 = (914.29 * 2.50 * 1 + 290.32 * 2.40 * 0.71) / max_coefficients = 178.7209670408133

score = 385.8187604652968 * 0.5 + 178.7209670408133 * 0.5 = 282.26986375305506

Rating changes

Show

all results
Date Place Points Reason
2026-06-26 211 -> 210 282.27
2026-06-16 210 -> 211 282.27
2026-06-15 211 -> 210 279.03 -> 282.27
2026-06-14 194 -> 211 286.63 -> 279.03
2026-06-13 195 -> 194 287.81 -> 286.63

Akademgorodok Riichi Mahjong Tournament 2025: 86% -> 71%
2026-06-04 199 -> 195 287.81
2026-05-31 194 -> 199 287.81
2026-05-25 195 -> 194 287.81
2026-05-19 197 -> 195 287.81
2026-05-17 194 -> 197 287.81

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 914 2026-04-19 4/36 100% 2.50 CRR Akademgorodok Riichi Mahjong Tournament 2026 Novosibirsk
2 290 2025-04-13 23/32 71% 2.40 CRR Akademgorodok Riichi Mahjong Tournament 2025 Novosibirsk
3 67 2024-05-05 15/16 0% 1.60 CRR Akademgorodok: Riichi Mahjong Tournament 2024 Novosibirsk