Matrosova Natalia

From Yekaterinburg, Russia

EMA: 15020064

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Common russian riichi rating (CRR)

Rating date Aug. 27, 2023 (latest changes Aug. 27, 2023).

78 place (336.04).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 2.80 * 1) = 13.642914999999999

p1 = (671.64 * 3.50 * 0.57 + 195.40 * 3.75 * 1 + 842.11 * 2.10 * 1 + 0 + 0) / (3.50 * 0.57 + 3.75 * 1 + 2.10 * 1 + 1 + 1) = 390.29837866374277

p2 = (842.11 * 2.10 * 1 + 671.64 * 3.50 * 0.57 + 195.40 * 3.75 * 1) / max_coefficients = 281.7872866612451

score = 390.29837866374277 * 0.5 + 281.7872866612451 * 0.5 = 336.04283266249394

Rating changes

Show

all results
Date Place Points Reason
2023-08-27 127 -> 78 194.71 -> 336.04

13 tiles until tempai: 0% -> 100%
2023-08-26 126 -> 127 194.71
2023-08-12 126 191.62 -> 194.71
2023-07-28 127 -> 126 191.62
2023-07-20 121 -> 127 215.17 -> 191.62

Tenpai can't buy happiness: 71% -> 57%
2023-07-06 123 -> 121 215.17
2023-07-05 124 -> 123 215.17
2023-07-03 125 -> 124 215.17
2023-06-19 127 -> 125 215.17
2023-06-12 127 211.86 -> 215.17

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 842 2023-08-27 4/20 100% 2.10 CRR 13 tiles until tempai
2 195 2023-06-11 71/88 100% 3.75 RR Money can not buy tenpai
3 672 2022-03-20 23/68 57% 3.50 RR Tenpai can't buy happiness
4 609 2019-06-16 10/24 0% 2.20 RR URAL Mahjong Battle
5 211 2018-05-01 57/72 0% 3.85 EMA Haru Shanten 2018
6 70 2017-11-12 67/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
7 0 2017-07-30 24/24 0% 2.20 RR Summer EMA rules tournament 2017