Kotova Velena

From Izhevsk, Russia

EMA: 15990160

Player page

Common russian riichi rating (CRR)

Rating date Dec. 1, 2025 (latest changes Dec. 1, 2025).

40 place (613.46).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (941.18 * 3.05 * 0.29 + 355.14 * 4.60 * 0.43 + 921.57 * 3.05 * 0.57 + 955.06 * 3.75 * 0.86 + 196.08 * 3.05 * 1 + 883.72 * 3 * 1) / (3.05 * 0.29 + 4.60 * 0.43 + 3.05 * 0.57 + 3.75 * 0.86 + 3.05 * 1 + 3 * 1) = 681.9761094713007

p2 = (955.06 * 3.75 * 0.86 + 883.72 * 3 * 1 + 921.57 * 3.05 * 0.57 + 941.18 * 3.05 * 0.29) / max_coefficients = 544.9525083612041

score = 681.9761094713007 * 0.5 + 544.9525083612041 * 0.5 = 613.4643089162523

Rating changes

Show

all results
Date Place Points Reason
2025-11-30 39 -> 40 613.46
2025-11-25 40 -> 39 613.46
2025-11-12 42 -> 40 609.85 -> 613.46

X Russian Championship: 57% -> 43%
2025-11-10 39 -> 42 623.78 -> 609.85

Agari Spring Tournament 2024: 43% -> 29%
2025-11-04 34 -> 39 636.79 -> 623.78
2025-11-01 35 -> 34 635.75 -> 636.79
2025-10-13 31 -> 35 648.82 -> 635.75

Moscow Riichi 2024: 100% -> 86%
2025-10-09 26 -> 31 665.63 -> 648.82

Agari Summer Tournament 2024: 71% -> 57%
2025-10-04 28 -> 26 665.63
2025-09-14 30 -> 28 665.63

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 884 2025-08-03 6/44 100% 3.00 RR Two roosters and Chuckles Kirov
2 196 2025-02-02 42/52 100% 3.05 RR Agari Winter Tournament 2025 Moscow
3 955 2024-10-13 5/90 86% 3.75 RR Moscow Riichi 2024 Moscow
4 922 2024-06-09 5/52 57% 3.05 RR Agari Summer Tournament 2024 Moscow
5 355 2024-05-12 70/108 43% 4.60 RR X Russian Championship Perm
6 941 2024-03-10 4/52 29% 3.05 RR Agari Spring Tournament 2024 Moscow
7 241 2023-06-11 67/88 0% 3.75 RR Money can not buy tenpai Perm
8 893 2022-11-06 9/76 0% 4.20 RR IX Russian Riichi Championship Perm
9 448 2022-03-20 38/68 0% 3.50 RR Tenpai can't buy happiness Perm
10 182 2019-09-22 10/12 0% 2.50 CRR Reversed Chun Arkhangelsk
11 133 2018-12-02 14/16 0% 2.30 RR Arkhangelsk Championship Arkhangelsk
12 452 2018-10-28 18/32 0% 2.70 EMA Tsukimi 2018 Vologda
13 887 2018-06-11 9/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018 Saint Petersburg
14 718 2018-05-01 21/72 0% 3.85 EMA Haru Shanten 2018 Perm
15 667 2017-10-22 22/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
16 0 2016-03-13 100/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
17 795 2016-02-22 9/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016 Ivanovo
18 909 2016-01-31 🥈 2/12 0% 1.10 CRR "Haku no Ten" winter riichi mahjong tournament 2016 Vologda
19 137 2015-10-18 45/52 0% 2.90 EMA Russian Open Riichi Championship 2015 Vologda
20 67 2015-07-12 15/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2015 Vologda
21 895 2015-04-05 🥉 3/20 0% 1.30 RR "Haku no Ten" autumn riichi mahjong tournament 2015 Vologda
22 364 2015-01-25 8/12 0% 0.90 CRR "Haku no Ten" winter riichi mahjong tournament 2015 Vologda
23 87 2014-10-18 22/24 0% 1.40 EMA Vologda Riichi Championship 2014 Vologda
24 175 2014-09-21 53/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014 Moscow
25 333 2014-06-29 11/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2014 Vologda
26 727 2014-03-30 4/12 0% 0.90 CRR "Haku no Ten" spring riichi mahjong tournament 2014 Vologda
27 267 2014-02-15 56/76 0% 2.50 RR Moscow Riichi 2014 Moscow
28 857 2014-01-12 🥈 2/8 0% 0.80 CRR "Haku no Ten" winter riichi mahjong tournament 2014 Vologda
29 366 2013-12-08 46/72 0% 3.25 EMA Russian Riichi Championship 2013 Moscow
30 714 2013-09-28 🥉 3/8 0% 0.80 CRR "Haku no Ten" autumn riichi mahjong tournament 2013 Vologda
31 818 2013-06-30 🥉 3/12 0% 0.90 CRR "Haku no Ten" summer riichi mahjong tournament 2013 Vologda
32 733 2013-03-31 5/16 0% 1.00 RR "Haku no Ten" spring riichi mahjong tournament 2013 Vologda
33 714 2012-12-23 🥉 3/8 0% 0.80 CRR "Haku no Ten" winter riichi mahjong tournament 2012 Vologda