Revin Ivan

From Novosibirsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date April 20, 2026 (latest changes April 19, 2026).

179 place (310.48).

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

p1 = (66.67 * 1.60 * 0.14 + 290.32 * 2.40 * 0.86 + 914.29 * 2.50 * 1 + 0 + 0) / (1.60 * 0.14 + 2.40 * 0.86 + 2.50 * 1 + 1 + 1) = 427.09942113391736

p2 = (914.29 * 2.50 * 1 + 290.32 * 2.40 * 0.86 + 66.67 * 1.60 * 0.14) / max_coefficients = 193.85685618729096

score = 427.09942113391736 * 0.5 + 193.85685618729096 * 0.5 = 310.47813866060415

Rating changes

Show

all results
Date Place Points Reason
2026-04-19 307 -> 179 78.42 -> 310.48

Akademgorodok Riichi Mahjong Tournament 2026: 0% -> 100%
2026-04-13 303 -> 307 87.06 -> 78.42

Akademgorodok Riichi Mahjong Tournament 2025: 100% -> 86%
2026-04-11 301 -> 303 87.06
2026-04-09 303 -> 301 87.06
2026-04-05 299 -> 303 87.06
2026-04-04 300 -> 299 87.06
2026-03-30 303 -> 300 87.06
2026-03-25 304 -> 303 87.06
2026-03-21 294 -> 304 87.06
2026-03-19 295 -> 294 87.06

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 86% 2.40 CRR Akademgorodok Riichi Mahjong Tournament 2025 Novosibirsk
3 67 2024-05-05 15/16 14% 1.60 CRR Akademgorodok: Riichi Mahjong Tournament 2024 Novosibirsk