Melnikov Ilya

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date Nov. 5, 2024 (latest changes Nov. 5, 2024).

31 place (613.05).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (655.17 * 3.75 * 0.57 + 915.89 * 4 * 0.71 + 523.36 * 4.60 * 1 + 759.49 * 3.65 * 1 + 0) / (3.75 * 0.57 + 4 * 0.71 + 4.60 * 1 + 3.65 * 1 + 1) = 645.6422654114575

p2 = (759.49 * 3.65 * 1 + 915.89 * 4 * 0.71 + 523.36 * 4.60 * 1 + 655.17 * 3.75 * 0.57) / max_coefficients = 580.4649842271293

score = 645.6422654114575 * 0.5 + 580.4649842271293 * 0.5 = 613.0536248192934

Rating changes

Show

Date Place Points Reason
2024-11-05 32 -> 31 613.05
2024-11-03 28 -> 32 634.76 -> 613.05

SPB Riichi Open 2023: 86% -> 71%

2024-10-13 25 -> 28 641.12 -> 634.76
2024-10-11 23 -> 25 652.41 -> 641.12

Money can not buy tenpai: 71% -> 57%

2024-09-03 22 -> 23 661.81 -> 652.41

SPB Riichi Open 2023: 100% -> 86%

2024-09-01 18 -> 22 679.02 -> 661.81
2024-08-26 19 -> 18 679.02
2024-08-18 20 -> 19 679.02
2024-08-11 18 -> 20 686.52 -> 679.02

Money can not buy tenpai: 86% -> 71%

2024-08-04 38 -> 18 571.01 -> 686.52

Riichi over Volga: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 759 2024-08-04 20/80 100% 3.65 RR Riichi over Volga
2 523 2024-05-12 52/108 100% 4.60 RR X Russian Championship
3 916 2023-09-03 10/108 71% 4.00 RR SPB Riichi Open 2023
4 655 2023-06-11 31/88 57% 3.75 RR Money can not buy tenpai
5 171 2022-06-12 93/112 0% 4.05 RR Moscow Riichi 2022
6 263 2019-02-24 15/20 0% 1.30 CRR Mahjong tournament at the Intellectual Games Festival 2019