Zhumabaeva Natalya

From Perm, Russia

EMA: 15020083

Player page

Internal rating (RR)

Rating date June 12, 2023 (latest changes June 12, 2023).

31 place (481.13).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.71) = 13.921305

p1 = (59.70 * 3.50 * 0.71 + 680 * 4.20 * 1 + 885.06 * 3.75 * 1 + 0 + 0) / (3.50 * 0.71 + 4.20 * 1 + 3.75 * 1 + 1 + 1) = 507.9682410914012

p2 = (885.06 * 3.75 * 1 + 680 * 4.20 * 1 + 59.70 * 3.50 * 0.71) / max_coefficients = 454.2842786649671

score = 507.9682410914012 * 0.5 + 454.2842786649671 * 0.5 = 481.1262598781841

Rating changes

Show

all results
Date Place Points Reason
2023-06-12 35 -> 31 472.06 -> 481.13
2023-06-11 74 -> 35 274.91 -> 472.06

Money can not buy tenpai: 0% -> 100%
2023-05-28 75 -> 74 273.03 -> 274.91
2023-05-20 79 -> 75 263.56 -> 273.03

Tenpai can't buy happiness: 86% -> 71%
2023-05-06 80 -> 79 263.56
2023-04-19 81 -> 80 261.49 -> 263.56
2023-03-28 81 259.44 -> 261.49
2023-03-20 83 -> 81 251.03 -> 259.44

Tenpai can't buy happiness: 100% -> 86%
2023-02-19 83 249.59 -> 251.03
2023-01-28 83 247.42 -> 249.59

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 885 2023-06-11 11/88 100% 3.75 RR Money can not buy tenpai
2 680 2022-11-06 25/76 100% 4.20 RR IX Russian Riichi Championship
3 60 2022-03-20 64/68 71% 3.50 RR Tenpai can't buy happiness
4 270 2019-11-04 47/64 0% 3.85 EMA Aki Shanten 2019
5 169 2019-05-04 70/84 0% 4.20 EMA Haru Shanten 2019
6 1000 2019-02-10 1/20 0% 2.10 RR Fuyu Shanten 2019
7 132 2018-11-18 80/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
8 408 2018-05-01 43/72 0% 3.85 EMA Haru Shanten 2018
9 74 2018-02-17 26/28 0% 1.70 RR Fuyu Shanten