Kotova Velena

From Izhevsk, Russia

EMA: 15990160

Player page

Internal rating (RR)

Rating date Dec. 21, 2024 (latest changes Dec. 11, 2024).

14 place (695.12).

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

p1 = (241.38 * 3.75 * 0.43 + 355.14 * 4.60 * 1 + 941.18 * 3.05 * 1 + 955.06 * 3.75 * 1 + 921.57 * 3.05 * 1) / (3.75 * 0.43 + 4.60 * 1 + 3.05 * 1 + 3.75 * 1 + 3.05 * 1) = 702.7623036323157

p2 = (955.06 * 3.75 * 1 + 941.18 * 3.05 * 1 + 921.57 * 3.05 * 1 + 355.14 * 4.60 * 1) / max_coefficients = 687.4744479495267

score = 702.7623036323157 * 0.5 + 687.4744479495267 * 0.5 = 695.1183757909212

Rating changes

Show

all results
Date Place Points Reason
2024-12-11 14 687.67 -> 695.12

Money can not buy tenpai: 57% -> 43%
2024-11-06 14 691.26 -> 687.67

IX Russian Riichi Championship: 14% -> 0%
2024-11-03 15 -> 14 691.26
2024-10-13 35 -> 15 564.06 -> 691.26

Moscow Riichi 2024: 0% -> 100%
2024-10-11 37 -> 35 560.31 -> 564.06

Money can not buy tenpai: 71% -> 57%
2024-09-06 34 -> 37 579.87 -> 560.31

IX Russian Riichi Championship: 29% -> 14%
2024-09-03 35 -> 34 570.29 -> 579.87
2024-09-01 28 -> 35 583.91 -> 570.29
2024-08-11 30 -> 28 574.30 -> 583.91

Money can not buy tenpai: 86% -> 71%
2024-08-04 24 -> 30 585.24 -> 574.30

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 955 2024-10-13 5/90 100% 3.75 RR Moscow Riichi 2024
2 922 2024-06-09 5/52 100% 3.05 RR Agari Summer Tournament 2024
3 355 2024-05-12 70/108 100% 4.60 RR X Russian Championship
4 941 2024-03-10 4/52 100% 3.05 RR Agari Spring Tournament 2024
5 241 2023-06-11 67/88 43% 3.75 RR Money can not buy tenpai
6 893 2022-11-06 9/76 0% 4.20 RR IX Russian Riichi Championship
7 448 2022-03-20 38/68 0% 3.50 RR Tenpai can't buy happiness
8 133 2018-12-02 14/16 0% 2.30 RR Arkhangelsk Championship
9 452 2018-10-28 18/32 0% 2.70 EMA Tsukimi 2018
10 887 2018-06-11 9/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
11 718 2018-05-01 21/72 0% 3.85 EMA Haru Shanten 2018
12 667 2017-10-22 22/64 0% 3.45 EMA Moscow Riichi Open 2017
13 0 2016-03-13 100/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
14 795 2016-02-22 9/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016
15 137 2015-10-18 45/52 0% 2.90 EMA Russian Open Riichi Championship 2015
16 67 2015-07-12 15/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2015
17 895 2015-04-05 3/20 0% 1.30 RR "Haku no Ten" autumn riichi mahjong tournament 2015
18 87 2014-10-18 22/24 0% 1.40 EMA Vologda Riichi Championship 2014
19 175 2014-09-21 53/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014
20 333 2014-06-29 11/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2014
21 267 2014-02-15 56/76 0% 2.50 RR Moscow Riichi 2014
22 366 2013-12-08 46/72 0% 3.25 EMA Russian Riichi Championship 2013
23 733 2013-03-31 5/16 0% 1.00 RR "Haku no Ten" spring riichi mahjong tournament 2013