Kazantseva Polina

From Novosibirsk, Russia

EMA: 15020026

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Common russian riichi rating (CRR)

Rating date April 20, 2024 (latest changes April 20, 2024).

141 place (180.17).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001

p1 = (711.71 * 4.05 * 0.14 + 453.33 * 4.20 * 0.57 + 0 + 0 + 0) / (4.05 * 0.14 + 4.20 * 0.57 + 1 + 1 + 1) = 250.86871981433856

p2 = (453.33 * 4.20 * 0.57 + 711.71 * 4.05 * 0.14) / max_coefficients = 109.47810218978101

score = 250.86871981433856 * 0.5 + 109.47810218978101 * 0.5 = 180.1734110020598

Rating changes

Show

all results
Date Place Points Reason
2024-04-17 142 -> 141 180.17
2024-04-12 131 -> 142 215.52 -> 180.17

Moscow Riichi 2022: 29% -> 14%
2024-03-30 121 -> 131 215.52
2024-03-20 104 -> 121 265.76 -> 215.52

Tenpai can't buy happiness: 14% -> 0%
2024-03-10 100 -> 104 269.82 -> 265.76
2024-03-09 101 -> 100 269.82
2024-03-06 102 -> 101 279.84 -> 269.82

IX Russian Riichi Championship: 71% -> 57%
2024-02-27 103 -> 102 279.84
2024-02-25 100 -> 103 279.84
2024-02-12 94 -> 100 308.35 -> 279.84

Moscow Riichi 2022: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 453 2022-11-06 42/76 57% 4.20 RR IX Russian Riichi Championship
2 712 2022-06-12 33/112 14% 4.05 RR Moscow Riichi 2022
3 642 2022-03-20 25/68 0% 3.50 RR Tenpai can't buy happiness
4 474 2020-01-05 11/20 0% 2.10 EMA Snow Dragon Tournament
5 519 2019-08-25 14/28 0% 2.30 RR The Green dragon tournament
6 491 2019-01-05 29/56 0% 3.00 EMA Snow Dragon
7 130 2018-08-12 21/24 0% 2.20 RR Siberian riichi
8 355 2018-01-05 21/32 0% 2.20 RR Russian riichi championship by JPML-B rules
9 87 2017-08-13 22/24 0% 2.20 EMA Siberia Cup 2017
10 29 2017-01-05 35/36 0% 2.50 RR Quick discard 2017
11 302 2016-01-05 31/44 0% 1.90 RR Eighth winter tournament
12 957 2014-01-06 2/24 0% 1.40 RR Furiten tournament 2014
13 194 2013-01-05 26/32 0% 2.00 RR Riichi tournament 2013