Usmanov Ramil

From Moscow, Russia

EMA: 15990227

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Internal rating (RR)

Rating date March 31, 2023 (latest changes March 30, 2023).

155 place (123.02).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.10 * 0.71) = 13.46418

p1 = (142.86 * 3.45 * 0.29 + 522.52 * 4.05 * 0.29 + 146.67 * 3.45 * 0.57 + 0 + 0) / (3.45 * 0.29 + 4.05 * 0.29 + 3.45 * 0.57 + 1 + 1) = 169.2061602072593

p2 = (522.52 * 4.05 * 0.29 + 146.67 * 3.45 * 0.57 + 142.86 * 3.45 * 0.29) / max_coefficients = 76.83646534731413

score = 169.2061602072593 * 0.5 + 76.83646534731413 * 0.5 = 123.02131277728671

Rating changes

Show

all results
Date Place Points Reason
2023-03-30 146 -> 155 150.19 -> 123.02

Saint Petersburg Open 2019: 43% -> 29%

VIII Russian Riichi Championship: 43% -> 29%
2023-03-28 147 -> 146 150.30 -> 150.19

Saint Petersburg Open 2021: 71% -> 57%
2023-03-20 148 -> 147 148.40 -> 150.30
2023-03-06 150 -> 148 148.40
2023-02-28 156 -> 150 148.40
2023-02-19 156 147.70 -> 148.40
2023-01-30 153 -> 156 170.13 -> 147.70

Saint Petersburg Open 2019: 57% -> 43%

VIII Russian Riichi Championship: 57% -> 43%
2023-01-28 156 -> 153 169.54 -> 170.13

Saint Petersburg Open 2021: 86% -> 71%
2022-12-30 158 -> 156 169.54

Haru Shanten 2019: 14% -> 0%
2022-12-19 166 -> 158 174.92 -> 169.54

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 147 2021-11-28 65/76 57% 3.45 RR Saint Petersburg Open 2021
2 523 2019-12-15 54/112 29% 4.05 EMA VIII Russian Riichi Championship
3 143 2019-11-24 55/64 29% 3.45 EMA Saint Petersburg Open 2019
4 24 2019-05-04 82/84 0% 4.20 EMA Haru Shanten 2019
5 872 2019-01-13 7/48 0% 3.10 RR Agari team tournament 2019
6 487 2018-12-23 21/40 0% 2.90 RR North Cup 2018
7 444 2018-12-16 36/64 0% 3.45 EMA White Dragon Tournament
8 826 2018-07-22 5/24 0% 3.18 RR Winner tournament. Agari season event
9 259 2018-07-15 21/28 0% 3.00 RR Moscow Open Riichi Marathon
10 662 2017-11-12 25/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
11 683 2017-10-22 21/64 0% 3.45 EMA Moscow Riichi Open 2017
12 741 2017-08-06 8/28 0% 2.30 EMA Ivanovo Region Riichi 2017
13 686 2017-07-09 12/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
14 563 2016-12-04 32/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
15 207 2016-09-11 70/88 0% 3.45 EMA V Russian Riichi Championship 2016
16 368 2016-08-27 13/20 0% 1.50 RR August tournament glhf; 2016
17 739 2016-05-28 7/24 0% 1.60 RR May tournament glhf; 2016
18 970 2016-03-13 4/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
19 615 2016-02-22 16/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016
20 533 2016-02-06 8/16 0% 1.40 RR February tournament glhf; 2016
21 953 2016-01-05 3/44 0% 1.90 RR Eighth winter tournament
22 412 2015-10-18 31/52 0% 2.90 EMA Russian Open Riichi Championship 2015
23 543 2015-08-22 17/36 0% 1.70 EMA Nizhny Novgorod Riichi Championship 2015
24 116 2015-03-08 39/44 0% 2.50 EMA Moscow Riichi Championship 2015