Melkov Dmitrii

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).

91 place (348.08).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (645.16 * 1.80 * 1 + 379.31 * 3.75 * 1 + 871.79 * 1.80 * 0.86 + 177.57 * 4 * 1 + 0) / (1.80 * 1 + 3.75 * 1 + 1.80 * 0.86 + 4 * 1 + 1) = 383.61485117566014

p2 = (379.31 * 3.75 * 1 + 871.79 * 1.80 * 0.86 + 645.16 * 1.80 * 1 + 177.57 * 4 * 1) / max_coefficients = 312.5376652766657

score = 383.61485117566014 * 0.5 + 312.5376652766657 * 0.5 = 348.0762582261629

Rating changes

Show

all results
Date Place Points Reason
2023-09-06 92 -> 91 348.08
2023-09-03 70 -> 92 360.02 -> 348.08

SPB Riichi Open 2023: 0% -> 100%
2023-08-27 63 -> 70 374.28 -> 360.02

Sun tournament: 100% -> 86%
2023-08-19 64 -> 63 374.28
2023-08-12 68 -> 64 368.09 -> 374.28
2023-07-28 70 -> 68 368.09
2023-07-20 71 -> 70 368.09
2023-07-06 72 -> 71 368.09
2023-07-03 73 -> 72 368.09
2023-06-12 74 -> 73 362.38 -> 368.09

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 178 2023-09-03 89/108 100% 4.00 RR SPB Riichi Open 2023
2 379 2023-06-11 55/88 100% 3.75 RR Money can not buy tenpai
3 645 2023-02-25 12/32 100% 1.80 CRR Earth cup
4 872 2022-08-27 6/40 86% 1.80 CRR Sun tournament
5 947 2019-02-24 2/20 0% 1.30 CRR Mahjong tournament at the Intellectual Games Festival 2019
6 400 2018-02-25 10/16 0% 1.20 CRR Tournament