Melkov Dmitrii

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Nov. 20, 2023 (latest changes Nov. 20, 2023).

44 place (461.52).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.80 * 1) = 14.149820000000002

p1 = (645.16 * 1.80 * 1 + 871.79 * 1.80 * 0.71 + 962.96 * 2.30 * 1 + 379.31 * 3.75 * 1 + 177.57 * 4 * 1) / (1.80 * 1 + 1.80 * 0.71 + 2.30 * 1 + 3.75 * 1 + 4 * 1) = 504.7062441857101

p2 = (962.96 * 2.30 * 1 + 379.31 * 3.75 * 1 + 645.16 * 1.80 * 1 + 871.79 * 1.80 * 0.71) / max_coefficients = 418.33818380728513

score = 504.7062441857101 * 0.5 + 418.33818380728513 * 0.5 = 461.5222139964976

Rating changes

Show

all results
Date Place Points Reason
2023-11-20 47 -> 44 461.52
2023-11-06 49 -> 47 453.01 -> 461.52
2023-11-05 94 -> 49 336.16 -> 453.01

Finding Dora: 0% -> 100%
2023-10-27 89 -> 94 349.06 -> 336.16

Sun tournament: 86% -> 71%
2023-10-22 86 -> 89 349.06
2023-10-19 88 -> 86 349.06
2023-10-12 91 -> 88 348.08 -> 349.06
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%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 963 2023-11-05 2/28 100% 2.30 CRR Finding Dora
2 178 2023-09-03 89/108 100% 4.00 RR SPB Riichi Open 2023
3 379 2023-06-11 55/88 100% 3.75 RR Money can not buy tenpai
4 645 2023-02-25 12/32 100% 1.80 CRR Earth cup
5 872 2022-08-27 6/40 71% 1.80 CRR Sun tournament
6 947 2019-02-24 2/20 0% 1.30 CRR Mahjong tournament at the Intellectual Games Festival 2019
7 400 2018-02-25 10/16 0% 1.20 CRR Tournament