Revin Ivan

From Novosibirsk, Russia

Player page

Common russian riichi rating (CRR)

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

270 place (85.83).

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

p1 = (66.67 * 1.60 * 0.43 + 290.32 * 2.40 * 1 + 0 + 0 + 0) / (1.60 * 0.43 + 2.40 * 1 + 1 + 1 + 1) = 122.00448259543589

p2 = (290.32 * 2.40 * 1 + 66.67 * 1.60 * 0.43) / max_coefficients = 49.664882943143816

score = 122.00448259543589 * 0.5 + 49.664882943143816 * 0.5 = 85.83468276928986

Rating changes

Show

all results
Date Place Points Reason
2025-11-05 270 85.34 -> 85.83

Akademgorodok: Riichi Mahjong Tournament 2024: 57% -> 43%
2025-11-04 265 -> 270 86.49 -> 85.34
2025-11-01 265 86.40 -> 86.49
2025-10-27 266 -> 265 86.40
2025-10-25 267 -> 266 86.40
2025-10-22 268 -> 267 86.40
2025-10-13 267 -> 268 85.60 -> 86.40
2025-09-05 267 85.18 -> 85.60

Akademgorodok: Riichi Mahjong Tournament 2024: 71% -> 57%
2025-09-03 277 -> 267 85.18
2025-09-01 277 84.50 -> 85.18

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 290 2025-04-13 23/32 100% 2.40 CRR Akademgorodok Riichi Mahjong Tournament 2025 Novosibirsk
2 67 2024-05-05 15/16 43% 1.60 CRR Akademgorodok: Riichi Mahjong Tournament 2024 Novosibirsk