Zhumabaeva Natalya

From Perm, Russia

EMA: 15020083

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Common russian riichi rating (CRR)

Rating date Nov. 6, 2023 (latest changes Nov. 6, 2023).

41 place (476.83).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.80 * 1) = 14.149820000000002

p1 = (59.70 * 3.50 * 0.43 + 680 * 4.20 * 0.86 + 885.06 * 3.75 * 1 + 0 + 0) / (3.50 * 0.43 + 4.20 * 0.86 + 3.75 * 1 + 1 + 1) = 539.765270158674

p2 = (885.06 * 3.75 * 1 + 680 * 4.20 * 0.86 + 59.70 * 3.50 * 0.43) / max_coefficients = 413.88583034978535

score = 539.765270158674 * 0.5 + 413.88583034978535 * 0.5 = 476.82555025422965

Rating changes

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all results
Date Place Points Reason
2023-11-06 137 -> 41 153.28 -> 476.83

IX Russian Riichi Championship: 100% -> 86%
2021-02-01 155 -> 137 302.60 -> 153.28
2020-02-01 155 302.60

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 885 2023-06-11 11/88 100% 3.75 RR Money can not buy tenpai Perm
2 680 2022-11-06 25/76 86% 4.20 RR IX Russian Riichi Championship Perm
3 60 2022-03-20 64/68 43% 3.50 RR Tenpai can't buy happiness Perm
4 270 2019-11-04 47/64 0% 3.85 EMA Aki Shanten 2019 Perm
5 169 2019-05-04 70/84 0% 4.20 EMA Haru Shanten 2019 Perm
6 1000 2019-02-10 🥇 1/20 0% 2.10 RR Fuyu Shanten 2019 Perm
7 132 2018-11-18 80/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
8 408 2018-05-01 43/72 0% 3.85 EMA Haru Shanten 2018 Perm
9 74 2018-02-17 26/28 0% 1.70 RR Fuyu Shanten Perm