Kotova Velena

From Izhevsk, Russia

EMA: 15990160

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Common russian riichi rating (CRR)

Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).

147 place (318.09).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55

p1 = (718.31 * 3.85 * 0.29 + 887.32 * 3.55 * 0.43 + 451.61 * 2.70 * 0.71 + 133.33 * 2.30 * 0.86 + 181.82 * 2.50 * 1) / (3.85 * 0.29 + 3.55 * 0.43 + 2.70 * 0.71 + 2.30 * 0.86 + 2.50 * 1) = 413.3021261077115

p2 = (887.32 * 3.55 * 0.43 + 451.61 * 2.70 * 0.71 + 718.31 * 3.85 * 0.29 + 181.82 * 2.50 * 1) / max_coefficients = 222.8765273311897

score = 413.3021261077115 * 0.5 + 222.8765273311897 * 0.5 = 318.0893267194506

Rating changes

Show

Date Place Points Reason
2020-02-01 147 318.09

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 182 2019-09-22 10/12 100% 2.50 CRR Reversed Chun
2 133 2018-12-02 14/16 86% 2.30 RR Arkhangelsk Championship
3 452 2018-10-28 18/32 71% 2.70 EMA Tsukimi 2018
4 887 2018-06-11 9/72 43% 3.55 EMA RCR Saint Petersburg South Cup 2018
5 718 2018-05-01 21/72 29% 3.85 EMA Haru Shanten 2018
6 667 2017-10-22 22/64 0% 3.45 EMA Moscow Riichi Open 2017
7 0 2016-03-13 100/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
8 795 2016-02-22 9/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016
9 909 2016-01-31 2/12 0% 1.10 CRR "Haku no Ten" winter riichi mahjong tournament 2016
10 137 2015-10-18 45/52 0% 2.90 EMA Russian Open Riichi Championship 2015
11 67 2015-07-12 15/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2015
12 895 2015-04-05 3/20 0% 1.30 RR "Haku no Ten" autumn riichi mahjong tournament 2015
13 364 2015-01-25 8/12 0% 0.90 CRR "Haku no Ten" winter riichi mahjong tournament 2015
14 87 2014-10-18 22/24 0% 1.40 EMA Vologda Riichi Championship 2014
15 175 2014-09-21 53/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014
16 333 2014-06-29 11/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2014
17 727 2014-03-30 4/12 0% 0.90 CRR "Haku no Ten" spring riichi mahjong tournament 2014
18 267 2014-02-15 56/76 0% 2.50 RR Moscow Riichi 2014
19 857 2014-01-12 2/8 0% 0.80 CRR "Haku no Ten" winter riichi mahjong tournament 2014
20 366 2013-12-08 46/72 0% 3.25 EMA Russian Riichi Championship 2013
21 714 2013-09-28 3/8 0% 0.80 CRR "Haku no Ten" autumn riichi mahjong tournament 2013
22 818 2013-06-30 3/12 0% 0.90 CRR "Haku no Ten" summer riichi mahjong tournament 2013
23 733 2013-03-31 5/16 0% 1.00 RR "Haku no Ten" spring riichi mahjong tournament 2013
24 714 2012-12-23 3/8 0% 0.80 CRR "Haku no Ten" winter riichi mahjong tournament 2012