Dmitriev Dmitriy

From Ufa, Russia

EMA: 15020055

Player page

Internal rating (RR)

Rating date April 15, 2021 (latest changes April 15, 2021).

40 place (439.90).

max_coefficients = (2.90 * 0.86 + 4.05 * 0.57 + 3.85 * 0.57 + 3.45 * 0.57) = 8.970979999999999

p1 = (686.75 * 4.20 * 0.14 + 521.74 * 2.20 * 0.29 + 857.14 * 3.85 * 0.57 + 108.11 * 4.05 * 0.57 + 410.26 * 2.90 * 0.86) / (4.20 * 0.14 + 2.20 * 0.29 + 3.85 * 0.57 + 4.05 * 0.57 + 2.90 * 0.86) = 473.43884633287024

p2 = (857.14 * 3.85 * 0.57 + 410.26 * 2.90 * 0.86 + 686.75 * 4.20 * 0.14 + 521.74 * 2.20 * 0.29) / max_coefficients = 406.36028616717465

score = 473.43884633287024 * 0.5 + 406.36028616717465 * 0.5 = 439.8995662500224

Rating changes

Show

Date Place Points Reason
2021-04-15 47 -> 40 415.58 -> 439.90

VIII Russian Riichi Championship: 71% -> 57%

2021-03-26 47 408.97 -> 415.58
2021-03-24 47 404.17 -> 408.97
2021-03-17 47 408.04 -> 404.17

Spring hope: 14% -> 0%

2021-03-08 47 408.02 -> 408.04

Big open chiitoitsu in a small tenpai: 100% -> 86%

2021-03-04 44 -> 47 457.88 -> 408.02

Aki Shanten 2019: 71% -> 57%

Haru Shanten 2019: 29% -> 14%

2021-02-16 42 -> 44 465.80 -> 457.88

URAL Mahjong Battle: 43% -> 29%

2021-02-15 47 -> 42 445.23 -> 465.80

VIII Russian Riichi Championship: 86% -> 71%

2021-02-10 47 442.61 -> 445.23

Fuyu Shanten 2019: 14% -> 0%

2021-01-26 47 438.42 -> 442.61

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 410 2020-03-08 24/40 86% 2.90 EMA Big open chiitoitsu in a small tenpai
2 108 2019-12-15 100/112 57% 4.05 EMA VIII Russian Riichi Championship
3 857 2019-11-04 10/64 57% 3.85 EMA Aki Shanten 2019
4 522 2019-06-16 12/24 29% 2.20 RR URAL Mahjong Battle
5 687 2019-05-04 27/84 14% 4.20 EMA Haru Shanten 2019
6 684 2019-03-17 7/20 0% 2.10 RR Spring hope
7 263 2019-02-10 15/20 0% 2.10 RR Fuyu Shanten 2019
8 945 2018-11-18 6/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
9 852 2018-08-11 5/28 0% 1.70 RR Natsu Shanten 2018
10 593 2018-02-17 12/28 0% 1.70 RR Fuyu Shanten
11 268 2017-11-12 53/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
12 370 2017-06-11 18/28 0% 2.10 RR Tyumen Mahjong Tournament (TMT) 2017
13 968 2017-06-03 2/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017
14 1000 2017-04-16 1/32 0% 2.20 RR Second riichi mahjong tournament, Chelyabinsk 2017
15 37 2017-03-25 27/28 0% 1.50 RR "Spring shanten" tournament, Perm 2017