Revin Ivan

From Novosibirsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 31, 2026 (latest changes Aug. 31, 2026).

217 place (282.37).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (290.32 * 2.40 * 0.57 + 914.29 * 2.50 * 1 + 0 + 0 + 0) / (2.40 * 0.57 + 2.50 * 1 + 1 + 1 + 1) = 390.58497881059935

p2 = (914.29 * 2.50 * 1 + 290.32 * 2.40 * 0.57) / max_coefficients = 174.1628812459442

score = 390.58497881059935 * 0.5 + 174.1628812459442 * 0.5 = 282.3739300282718

Rating changes

Show

all results
Date Place Points Reason
2026-08-31 220 -> 217 282.09 -> 282.37
2026-08-26 221 -> 220 282.09
2026-08-16 213 -> 221 282.09
2026-08-15 212 -> 213 281.46 -> 282.09
2026-08-14 213 -> 212 281.46
2026-08-13 213 282.27 -> 281.46

Akademgorodok Riichi Mahjong Tournament 2025: 71% -> 57%
2026-08-04 215 -> 213 282.27
2026-08-02 212 -> 215 282.27
2026-08-01 213 -> 212 282.27
2026-07-26 214 -> 213 282.27

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 57% 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