Kolpakov Denis

From Perm, Russia

EMA: 15020053

Player page

Common russian riichi rating (CRR)

Rating date Aug. 4, 2024 (latest changes Aug. 4, 2024).

22 place (674.85).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.75 * 0.86) = 15.464125

p1 = (146.67 * 4.20 * 0.29 + 988.51 * 3.75 * 0.86 + 551.40 * 4 * 1 + 635.51 * 4.60 * 1 + 234.04 * 2.80 * 1 + 810.13 * 3.65 * 1) / (4.20 * 0.29 + 3.75 * 0.86 + 4 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1) = 621.3717432612357

p2 = (988.51 * 3.75 * 0.86 + 810.13 * 3.65 * 1 + 635.51 * 4.60 * 1 + 551.40 * 4 * 1) / max_coefficients = 728.3380081317243

score = 621.3717432612357 * 0.5 + 728.3380081317243 * 0.5 = 674.85487569648

Rating changes

Show

all results
Date Place Points Reason
2024-08-04 30 -> 22 590.35 -> 674.85

Riichi over Volga: 0% -> 100%
2024-07-14 30 587.95 -> 590.35

Guardian of the Winds: 0% -> 100%
2024-07-06 33 -> 30 581.50 -> 587.95

IX Russian Riichi Championship: 43% -> 29%
2024-07-03 32 -> 33 581.50
2024-06-11 27 -> 32 607.90 -> 581.50

Money can not buy tenpai: 100% -> 86%
2024-06-09 25 -> 27 607.90
2024-05-19 26 -> 25 607.90
2024-05-12 36 -> 26 511.41 -> 607.90

X Russian Championship: 0% -> 100%
2024-05-06 40 -> 36 503.94 -> 511.41

IX Russian Riichi Championship: 57% -> 43%
2024-04-20 41 -> 40 503.94

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 810 2024-08-04 16/80 100% 3.65 RR Riichi over Volga
2 234 2024-07-14 37/48 100% 2.80 RR Guardian of the Winds
3 636 2024-05-12 40/108 100% 4.60 RR X Russian Championship
4 551 2023-09-03 49/108 100% 4.00 RR SPB Riichi Open 2023
5 989 2023-06-11 2/88 86% 3.75 RR Money can not buy tenpai
6 147 2022-11-06 65/76 29% 4.20 RR IX Russian Riichi Championship
7 180 2022-06-12 92/112 0% 4.05 RR Moscow Riichi 2022
8 433 2022-03-20 39/68 0% 3.50 RR Tenpai can't buy happiness
9 640 2021-11-28 28/76 0% 3.45 RR Saint Petersburg Open 2021
10 568 2019-12-15 49/112 0% 4.05 EMA VIII Russian Riichi Championship
11 333 2019-11-04 43/64 0% 3.85 EMA Aki Shanten 2019
12 988 2019-05-04 2/84 0% 4.20 EMA Haru Shanten 2019
13 947 2019-02-10 2/20 0% 2.10 RR Fuyu Shanten 2019
14 560 2018-11-18 41/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
15 889 2018-08-11 4/28 0% 1.70 RR Natsu Shanten 2018
16 676 2018-05-01 24/72 0% 3.85 EMA Haru Shanten 2018
17 185 2018-02-17 23/28 0% 1.70 RR Fuyu Shanten
18 324 2017-11-12 49/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
19 548 2017-06-03 15/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017
20 548 2017-04-16 15/32 0% 2.20 RR Second riichi mahjong tournament, Chelyabinsk 2017
21 444 2017-03-25 16/28 0% 1.50 RR "Spring shanten" tournament, Perm 2017
22 579 2015-09-27 9/20 0% 1.70 RR Plitochka
23 815 2015-02-22 6/28 0% 1.90 RR 2 winter riichi mahjong tournament 2015
24 263 2014-10-25 15/20 0% 1.30 RR Autumn riichi mahjong tournament 2014
25 455 2013-05-19 31/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013