Melkov Dmitrii

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date July 6, 2024 (latest changes July 6, 2024).

48 place (517.76).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001

p1 = (871.79 * 1.80 * 0.14 + 645.16 * 1.80 * 0.57 + 379.31 * 3.75 * 0.86 + 177.57 * 4 * 1 + 962.96 * 2.30 * 1 + 333.33 * 3.05 * 1 + 826.09 * 2.10 * 1 + 579.44 * 4.60 * 1) / (1.80 * 0.14 + 1.80 * 0.57 + 3.75 * 0.86 + 4 * 1 + 2.30 * 1 + 3.05 * 1 + 2.10 * 1 + 4.60 * 1) = 508.46611401096794

p2 = (579.44 * 4.60 * 1 + 962.96 * 2.30 * 1 + 826.09 * 2.10 * 1 + 379.31 * 3.75 * 0.86) / max_coefficients = 527.0515418835619

score = 508.46611401096794 * 0.5 + 527.0515418835619 * 0.5 = 517.7588279472649

Rating changes

Show

Date Place Points Reason
2024-07-03 49 -> 48 517.76
2024-06-27 49 520.00 -> 517.76

Sun tournament: 29% -> 14%

2024-06-25 49 520.81 -> 520.00

Earth cup: 71% -> 57%

2024-06-11 51 -> 49 516.56 -> 520.81

Money can not buy tenpai: 100% -> 86%

2024-06-09 49 -> 51 516.56
2024-05-25 48 -> 49 516.56
2024-05-19 46 -> 48 516.56
2024-05-12 44 -> 46 479.54 -> 516.56

X Russian Championship: 0% -> 100%

2024-05-06 47 -> 44 479.54
2024-05-05 46 -> 47 479.54

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 579 2024-05-12 46/108 100% 4.60 RR X Russian Championship
2 826 2024-03-30 9/47 100% 2.10 RR Seihoku spring tournament 2024
3 333 2024-03-10 35/52 100% 3.05 RR Agari Spring Tournament 2024
4 963 2023-11-05 2/28 100% 2.30 CRR Finding Dora
5 178 2023-09-03 89/108 100% 4.00 RR SPB Riichi Open 2023
6 379 2023-06-11 55/88 86% 3.75 RR Money can not buy tenpai
7 645 2023-02-25 12/32 57% 1.80 CRR Earth cup
8 872 2022-08-27 6/40 14% 1.80 CRR Sun tournament
9 947 2019-02-24 2/20 0% 1.30 CRR Mahjong tournament at the Intellectual Games Festival 2019
10 400 2018-02-25 10/16 0% 1.20 CRR Tournament