Matrosova Natalia

From Yekaterinburg, Russia

EMA: 15020064

Player page

Internal rating (RR)

Rating date Aug. 19, 2023 (latest changes Aug. 19, 2023).

99 place (199.45).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 3.50 * 0.57) = 12.842815

p1 = (671.64 * 3.50 * 0.57 + 195.40 * 3.75 * 1 + 0 + 0 + 0) / (3.50 * 0.57 + 3.75 * 1 + 1 + 1 + 1) = 237.25756865792752

p2 = (671.64 * 3.50 * 0.57 + 195.40 * 3.75 * 1) / max_coefficients = 161.6452467780623

score = 237.25756865792752 * 0.5 + 161.6452467780623 * 0.5 = 199.45140771799493

Rating changes

Show

all results
Date Place Points Reason
2023-08-12 99 195.97 -> 199.45
2023-07-28 100 -> 99 195.97
2023-07-20 97 -> 100 217.00 -> 195.97

Tenpai can't buy happiness: 71% -> 57%
2023-07-06 99 -> 97 217.00
2023-06-19 100 -> 99 217.00
2023-06-12 100 213.54 -> 217.00
2023-06-11 200 -> 100 175.25 -> 213.54

Money can not buy tenpai: 0% -> 100%
2020-02-01 200 175.25

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 195 2023-06-11 71/88 100% 3.75 RR Money can not buy tenpai
2 672 2022-03-20 23/68 57% 3.50 RR Tenpai can't buy happiness
3 609 2019-06-16 10/24 0% 2.20 RR URAL Mahjong Battle
4 211 2018-05-01 57/72 0% 3.85 EMA Haru Shanten 2018
5 70 2017-11-12 67/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
6 0 2017-07-30 24/24 0% 2.20 RR Summer EMA rules tournament 2017