Kim Sofiya

From Novosibirsk, Russia

EMA: 15020096

Player page

Internal rating (RR)

Rating date Oct. 11, 2024 (latest changes Oct. 11, 2024).

56 place (477.55).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284

p1 = (218.39 * 3.75 * 0.57 + 233.64 * 4 * 0.86 + 196.26 * 4.60 * 1 + 680.85 * 2.80 * 1 + 658.23 * 3.65 * 1 + 694.74 * 3.85 * 1) / (3.75 * 0.57 + 4 * 0.86 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.85 * 1) = 447.2362324539658

p2 = (694.74 * 3.85 * 1 + 658.23 * 3.65 * 1 + 680.85 * 2.80 * 1 + 196.26 * 4.60 * 1) / max_coefficients = 507.8726720074187

score = 447.2362324539658 * 0.5 + 507.8726720074187 * 0.5 = 477.5544522306923

Rating changes

Show

all results
Date Place Points Reason
2024-10-11 57 -> 56 474.64 -> 477.55

Money can not buy tenpai: 71% -> 57%
2024-09-03 61 -> 57 463.86 -> 474.64

SPB Riichi Open 2023: 100% -> 86%
2024-09-01 73 -> 61 390.70 -> 463.86

SPB Riichi Open 2024: 0% -> 100%
2024-08-11 74 -> 73 386.21 -> 390.70

Money can not buy tenpai: 86% -> 71%
2024-08-04 97 -> 74 291.91 -> 386.21

Riichi over Volga: 0% -> 100%
2024-07-14 118 -> 97 177.33 -> 291.91

Guardian of the Winds: 0% -> 100%
2024-07-06 120 -> 118 177.33
2024-06-11 128 -> 120 178.80 -> 177.33

Money can not buy tenpai: 100% -> 86%
2024-06-09 116 -> 128 178.80
2024-05-12 101 -> 116 149.53 -> 178.80

X Russian Championship: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 695 2024-09-01 30/96 100% 3.85 RR SPB Riichi Open 2024
2 658 2024-08-04 28/80 100% 3.65 RR Riichi over Volga
3 681 2024-07-14 16/48 100% 2.80 RR Guardian of the Winds
4 196 2024-05-12 87/108 100% 4.60 RR X Russian Championship
5 234 2023-09-03 83/108 86% 4.00 RR SPB Riichi Open 2023
6 218 2023-06-11 69/88 57% 3.75 RR Money can not buy tenpai
7 104 2022-03-20 61/68 0% 3.50 RR Tenpai can't buy happiness
8 211 2020-01-05 16/20 0% 2.10 EMA Snow Dragon Tournament
9 794 2019-11-04 14/64 0% 3.85 EMA Aki Shanten 2019
10 880 2019-05-04 11/84 0% 4.20 EMA Haru Shanten 2019
11 109 2019-01-05 50/56 0% 3.00 EMA Snow Dragon
12 143 2018-11-18 79/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
13 174 2018-08-12 20/24 0% 2.20 RR Siberian riichi
14 1000 2018-01-05 1/32 0% 2.20 RR Russian riichi championship by JPML-B rules
15 371 2017-01-05 23/36 0% 2.50 RR Quick discard 2017
16 907 2016-01-05 5/44 0% 1.90 RR Eighth winter tournament
17 714 2015-01-07 11/36 0% 1.70 RR Seventh winter tournament