Chichigina Natalya

From Odintsovo, Russia

EMA: 15990021

Player page

Common russian riichi rating (CRR)

Rating date Dec. 19, 2022 (latest changes Dec. 19, 2022).

121 place (146.01).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 0.86) = 14.706995

p1 = (63.83 * 3.10 * 0.86 + 333.33 * 4.20 * 1 + 108.11 * 4.05 * 1 + 0 + 0) / (3.10 * 0.86 + 4.20 * 1 + 4.05 * 1 + 1 + 1) = 155.53098664989025

p2 = (333.33 * 4.20 * 1 + 108.11 * 4.05 * 1 + 63.83 * 3.10 * 0.86) / max_coefficients = 136.49559274345302

score = 155.53098664989025 * 0.5 + 136.49559274345302 * 0.5 = 146.01328969667162

Rating changes

Show

all results
Date Place Points Reason
2022-12-19 121 144.79 -> 146.01

Agari team tournament: 100% -> 86%
2022-12-18 118 -> 121 144.79
2022-11-28 120 -> 118 143.21 -> 144.79
2022-11-06 113 -> 120 53.54 -> 143.21

IX Russian Riichi Championship: 0% -> 100%
2022-08-27 102 -> 113 53.54
2022-08-20 100 -> 102 53.54
2022-07-09 97 -> 100 53.54
2022-07-03 93 -> 97 53.54
2022-06-12 181 -> 93 35.63 -> 53.54

Moscow Riichi 2022: 0% -> 100%
2021-02-01 245 -> 181 132.72 -> 35.63

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 333 2022-11-06 51/76 100% 4.20 RR IX Russian Riichi Championship
2 108 2022-06-12 100/112 100% 4.05 RR Moscow Riichi 2022
3 64 2021-12-19 45/48 86% 3.10 RR Agari team tournament
4 32 2020-01-26 31/32 0% 2.70 RR The last chance: back to 2019
5 81 2019-12-15 103/112 0% 4.05 EMA VIII Russian Riichi Championship
6 317 2018-12-16 44/64 0% 3.45 EMA White Dragon Tournament
7 0 2018-07-22 24/24 0% 2.73 RR Winner tournament. Agari season event
8 895 2018-05-12 3/20 0% 1.50 CRR Agari tournament. First stage