Zhumabaeva Natalya

From Perm, Russia

EMA: 15020083

Player page

Internal rating (RR)

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

24 place (504.11).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.43) = 13.085650000000001

p1 = (59.70 * 3.50 * 0.29 + 680 * 4.20 * 0.86 + 885.06 * 3.75 * 1 + 0 + 0) / (3.50 * 0.29 + 4.20 * 0.86 + 3.75 * 1 + 1 + 1) = 562.9642011368368

p2 = (885.06 * 3.75 * 1 + 680 * 4.20 * 0.86 + 59.70 * 3.50 * 0.29) / max_coefficients = 445.2625586042726

score = 562.9642011368368 * 0.5 + 445.2625586042726 * 0.5 = 504.1133798705547

Rating changes

Show

all results
Date Place Points Reason
2023-12-19 26 -> 24 504.11
2023-12-12 27 -> 26 494.69 -> 504.11
2023-11-28 28 -> 27 494.69
2023-11-20 33 -> 28 484.18 -> 494.69

Tenpai can't buy happiness: 43% -> 29%
2023-11-06 31 -> 33 493.15 -> 484.18

IX Russian Riichi Championship: 100% -> 86%
2023-10-19 30 -> 31 493.15
2023-10-12 31 -> 30 484.59 -> 493.15
2023-09-28 33 -> 31 484.59
2023-09-20 37 -> 33 475.40 -> 484.59

Tenpai can't buy happiness: 57% -> 43%
2023-09-03 24 -> 37 508.42 -> 475.40

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 86% 4.20 RR IX Russian Riichi Championship
3 60 2022-03-20 64/68 29% 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