Kotova Velena

From Izhevsk, Russia

EMA: 15990160

Player page

Internal rating (RR)

Rating date March 2, 2026 (latest changes March 2, 2026).

60 place (533.06).

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

p1 = (941.18 * 3.05 * 0.14 + 355.14 * 4.60 * 0.29 + 921.57 * 3.05 * 0.29 + 955.06 * 3.75 * 0.57 + 196.08 * 3.05 * 0.86 + 883.72 * 3 * 1) / (3.05 * 0.14 + 4.60 * 0.29 + 3.05 * 0.29 + 3.75 * 0.57 + 3.05 * 0.86 + 3 * 1) = 663.8980840412571

p2 = (883.72 * 3 * 1 + 955.06 * 3.75 * 0.57 + 921.57 * 3.05 * 0.29 + 196.08 * 3.05 * 0.86) / max_coefficients = 402.2227424749164

score = 663.8980840412571 * 0.5 + 402.2227424749164 * 0.5 = 533.0604132580868

Rating changes

Show

all results
Date Place Points Reason
2026-02-23 58 -> 60 533.06
2026-02-16 59 -> 58 533.06
2026-02-13 47 -> 59 557.32 -> 533.06

Moscow Riichi 2024: 71% -> 57%
2026-02-09 44 -> 47 575.43 -> 557.32

Agari Summer Tournament 2024: 43% -> 29%
2026-02-08 43 -> 44 575.43
2026-02-02 46 -> 43 569.20 -> 575.43

Agari Winter Tournament 2025: 100% -> 86%
2026-01-30 45 -> 46 569.20
2026-01-26 46 -> 45 569.20
2026-01-25 43 -> 46 569.20
2026-01-14 45 -> 43 569.20

Tournaments

# Base rank Date Place Power Coefficient Rating 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 86% 3.05 RR Agari Winter Tournament 2025 Moscow
3 955 2024-10-13 5/90 57% 3.75 RR Moscow Riichi 2024 Moscow
4 922 2024-06-09 5/52 29% 3.05 RR Agari Summer Tournament 2024 Moscow
5 355 2024-05-12 70/108 29% 4.60 RR X Russian Championship Perm
6 941 2024-03-10 4/52 14% 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
9 439 2022-03-20 38/67 0% 3.45 RR Tenpai can't buy happiness Perm
10 133 2018-12-02 14/16 0% 2.30 RR Arkhangelsk Championship Arkhangelsk
11 452 2018-10-28 18/32 0% 2.70 EMA Tsukimi 2018 Vologda
12 887 2018-06-11 9/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018 Saint Petersburg
13 718 2018-05-01 21/72 0% 3.85 EMA Haru Shanten 2018 Perm
14 667 2017-10-22 22/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
15 0 2016-03-13 100/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
16 795 2016-02-22 9/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016 Ivanovo
17 137 2015-10-18 45/52 0% 2.90 EMA Russian Open Riichi Championship 2015 Vologda
18 67 2015-07-12 15/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2015 Vologda
19 895 2015-04-05 🥉 3/20 0% 1.30 RR "Haku no Ten" autumn riichi mahjong tournament 2015 Vologda
20 222 2014-10-18 22/28 0% 1.50 EMA Vologda Riichi Championship 2014 Vologda
21 175 2014-09-21 53/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014 Moscow
22 333 2014-06-29 11/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2014 Vologda
23 267 2014-02-15 56/76 0% 2.50 RR Moscow Riichi 2014 Moscow
24 366 2013-12-08 46/72 0% 3.25 EMA Russian Riichi Championship 2013 Moscow
25 733 2013-03-31 5/16 0% 1.00 RR "Haku no Ten" spring riichi mahjong tournament 2013 Vologda