Rogozin Leonid

From Perm, Russia

EMA: 15020051

Player page

Internal rating (RR)

Rating date Sept. 1, 2024 (latest changes Sept. 1, 2024).

15 place (681.92).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.85 * 1 + 3.65 * 1) = 16.099999999999998

p1 = (942.53 * 3.75 * 0.71 + 803.74 * 4.60 * 1 + 974.68 * 3.65 * 1 + 0 + 0) / (3.75 * 0.71 + 4.60 * 1 + 3.65 * 1 + 1 + 1) = 756.4199595858028

p2 = (803.74 * 4.60 * 1 + 974.68 * 3.65 * 1 + 942.53 * 3.75 * 0.71) / max_coefficients = 607.42049689441

score = 756.4199595858028 * 0.5 + 607.42049689441 * 0.5 = 681.9202282401063

Rating changes

Show

Date Place Points Reason
2024-09-01 10 -> 15 697.80 -> 681.92
2024-08-11 9 -> 10 714.43 -> 697.80

Money can not buy tenpai: 86% -> 71%

2024-08-04 36 -> 9 537.28 -> 714.43

Riichi over Volga: 0% -> 100%

2024-07-14 31 -> 36 537.28
2024-07-06 32 -> 31 537.28
2024-06-11 30 -> 32 553.37 -> 537.28

Money can not buy tenpai: 100% -> 86%

2024-06-09 25 -> 30 553.37
2024-05-12 103 -> 25 393.89 -> 553.37

X Russian Championship: 0% -> 100%

2020-02-01 103 393.89

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 975 2024-08-04 3/80 100% 3.65 RR Riichi over Volga
2 804 2024-05-12 22/108 100% 4.60 RR X Russian Championship
3 943 2023-06-11 6/88 71% 3.75 RR Money can not buy tenpai
4 614 2019-05-04 33/84 0% 4.20 EMA Haru Shanten 2019
5 121 2018-11-18 81/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
6 362 2018-08-19 31/48 0% 3.10 RR Moscow Riichi Open 2018
7 630 2018-08-11 11/28 0% 1.70 RR Natsu Shanten 2018
8 957 2018-07-28 2/24 0% 1.40 RR Seven ryanmens
9 113 2018-06-11 64/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
10 972 2018-05-01 3/72 0% 3.85 EMA Haru Shanten 2018
11 926 2018-02-17 3/28 0% 1.70 RR Fuyu Shanten
12 579 2017-12-24 9/20 0% 2.10 EMA Tyumen Riichi Open 2017
13 408 2017-11-12 43/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
14 87 2017-07-30 22/24 0% 2.20 RR Summer EMA rules tournament 2017
15 1000 2017-06-03 1/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017