Koshelev Lev

From Novosibirsk, Russia

Player page

Common russian riichi rating (CRR)

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

320 place (138.20).

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

p1 = (161.29 * 2.40 * 0.57 + 478.26 * 2.20 * 1 + 0 + 0 + 0) / (2.40 * 0.57 + 2.20 * 1 + 1 + 1 + 1) = 193.77419590465294

p2 = (478.26 * 2.20 * 1 + 161.29 * 2.40 * 0.57) / max_coefficients = 82.63205710577547

score = 193.77419590465294 * 0.5 + 82.63205710577547 * 0.5 = 138.20312650521421

Rating changes

Show

all results
Date Place Points Reason
2026-08-31 320 138.07 -> 138.20
2026-08-30 320 138.07

Dora Hunt: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 478 2026-08-30 13/24 100% 2.20 CRR Dora Hunt Barnaul
2 161 2025-04-13 27/32 57% 2.40 CRR Akademgorodok Riichi Mahjong Tournament 2025 Novosibirsk
3 333 2022-04-17 11/16 0% 1.60 CRR Riichi Tournament 2022 Novosibirsk