Rogozin Leonid

From Perm, Russia

EMA: 15020051

Player page

Internal rating (RR)

Rating date Feb. 11, 2025 (latest changes Feb. 11, 2025).

26 place (625.71).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (942.53 * 3.75 * 0.29 + 803.74 * 4.60 * 1 + 974.68 * 3.65 * 1 + 0 + 0) / (3.75 * 0.29 + 4.60 * 1 + 3.65 * 1 + 1 + 1) = 729.9987854832121

p2 = (803.74 * 4.60 * 1 + 974.68 * 3.65 * 1 + 942.53 * 3.75 * 0.29) / max_coefficients = 521.4252365930599

score = 729.9987854832121 * 0.5 + 521.4252365930599 * 0.5 = 625.7120110381361

Rating changes

Show

all results
Date Place Points Reason
2025-02-11 25 -> 26 646.45 -> 625.71

Money can not buy tenpai: 43% -> 29%
2025-02-02 24 -> 25 646.45
2025-01-26 23 -> 24 646.45
2025-01-07 21 -> 23 646.45
2025-01-03 22 -> 21 646.45
2024-12-11 19 -> 22 666.75 -> 646.45

Money can not buy tenpai: 57% -> 43%
2024-11-06 20 -> 19 666.75
2024-11-03 21 -> 20 666.75
2024-10-13 16 -> 21 672.81 -> 666.75
2024-10-11 14 -> 16 693.10 -> 672.81

Money can not buy tenpai: 71% -> 57%

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 29% 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