Chichigina Natalya

From Odintsovo, Russia

EMA: 15990021

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Common russian riichi rating (CRR)

Rating date Dec. 19, 2023 (latest changes Dec. 19, 2023).

145 place (169.11).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001

p1 = (108.11 * 4.05 * 0.43 + 333.33 * 4.20 * 0.86 + 186.92 * 4 * 1 + 0 + 0) / (4.05 * 0.43 + 4.20 * 0.86 + 4 * 1 + 1 + 1) = 188.36678972974642

p2 = (333.33 * 4.20 * 0.86 + 186.92 * 4 * 1 + 108.11 * 4.05 * 0.43) / max_coefficients = 149.84469979269912

score = 188.36678972974642 * 0.5 + 149.84469979269912 * 0.5 = 169.10574476122275

Rating changes

Show

all results
Date Place Points Reason
2023-12-19 149 -> 145 176.28 -> 169.11

Agari team tournament: 14% -> 0%
2023-12-12 150 -> 149 176.11 -> 176.28

Moscow Riichi 2022: 57% -> 43%
2023-11-28 155 -> 150 176.11
2023-11-26 150 -> 155 176.66 -> 176.11
2023-11-20 152 -> 150 176.66
2023-11-09 153 -> 152 176.66
2023-11-06 152 -> 153 183.69 -> 176.66

IX Russian Riichi Championship: 100% -> 86%
2023-11-05 146 -> 152 183.69
2023-10-22 144 -> 146 183.69
2023-10-19 145 -> 144 182.17 -> 183.69

Agari team tournament: 29% -> 14%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 187 2023-09-03 88/108 100% 4.00 RR SPB Riichi Open 2023
2 333 2022-11-06 51/76 86% 4.20 RR IX Russian Riichi Championship
3 108 2022-06-12 100/112 43% 4.05 RR Moscow Riichi 2022
4 64 2021-12-19 45/48 0% 3.10 RR Agari team tournament
5 32 2020-01-26 31/32 0% 2.70 RR The last chance: back to 2019
6 81 2019-12-15 103/112 0% 4.05 EMA VIII Russian Riichi Championship
7 317 2018-12-16 44/64 0% 3.45 EMA White Dragon Tournament
8 0 2018-07-22 24/24 0% 2.73 RR Winner tournament. Agari season event
9 895 2018-05-12 3/20 0% 1.50 CRR Agari tournament. First stage