Zhumabaeva Natalya

From Perm, Russia

EMA: 15020083

Player page

Internal rating (RR)

Rating date March 10, 2024 (latest changes March 10, 2024).

29 place (476.57).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 4.20 * 0.57) = 13.19988

p1 = (59.70 * 3.50 * 0.14 + 680 * 4.20 * 0.57 + 885.06 * 3.75 * 1 + 0 + 0) / (3.50 * 0.14 + 4.20 * 0.57 + 3.75 * 1 + 1 + 1) = 575.8072515355437

p2 = (885.06 * 3.75 * 1 + 680 * 4.20 * 0.57 + 59.70 * 3.50 * 0.14) / max_coefficients = 377.33297575432493

score = 575.8072515355437 * 0.5 + 377.33297575432493 * 0.5 = 476.57011364493434

Rating changes

Show

Date Place Points Reason
2024-03-10 23 -> 29 508.16 -> 476.57
2024-03-06 22 -> 23 517.57 -> 508.16

IX Russian Riichi Championship: 71% -> 57%

2024-02-12 24 -> 22 507.08 -> 517.57
2024-01-20 26 -> 24 494.88 -> 507.08

Tenpai can't buy happiness: 29% -> 14%

2024-01-06 24 -> 26 504.11 -> 494.88

IX Russian Riichi Championship: 86% -> 71%

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%

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 57% 4.20 RR IX Russian Riichi Championship
3 60 2022-03-20 64/68 14% 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