Chichigina Natalya

From Odintsovo, Russia

EMA: 15990021

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Common russian riichi rating (CRR)

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

95 place (288.37).

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

p1 = (108.11 * 4.05 * 0.14 + 333.33 * 4.20 * 0.57 + 186.92 * 4 * 1 + 627.45 * 3.05 * 1 + 0) / (4.05 * 0.14 + 4.20 * 0.57 + 4 * 1 + 3.05 * 1 + 1) = 319.5248727742579

p2 = (627.45 * 3.05 * 1 + 333.33 * 4.20 * 0.57 + 186.92 * 4 * 1 + 108.11 * 4.05 * 0.14) / max_coefficients = 257.22043795620436

score = 319.5248727742579 * 0.5 + 257.22043795620436 * 0.5 = 288.37265536523114

Rating changes

Show

all results
Date Place Points Reason
2024-04-12 99 -> 95 285.39 -> 288.37

Moscow Riichi 2022: 29% -> 14%
2024-03-30 97 -> 99 285.39
2024-03-20 101 -> 97 285.39
2024-03-10 151 -> 101 151.60 -> 285.39

Agari Spring Tournament 2024: 0% -> 100%
2024-03-09 152 -> 151 151.60
2024-03-06 142 -> 152 160.79 -> 151.60

IX Russian Riichi Championship: 71% -> 57%
2024-02-25 139 -> 142 160.79
2024-02-12 142 -> 139 161.03 -> 160.79

Moscow Riichi 2022: 43% -> 29%
2024-01-20 144 -> 142 161.03
2024-01-14 146 -> 144 161.03

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 627 2024-03-10 20/52 100% 3.05 RR Agari Spring Tournament 2024
2 187 2023-09-03 88/108 100% 4.00 RR SPB Riichi Open 2023
3 333 2022-11-06 51/76 57% 4.20 RR IX Russian Riichi Championship
4 108 2022-06-12 100/112 14% 4.05 RR Moscow Riichi 2022
5 64 2021-12-19 45/48 0% 3.10 RR Agari team tournament
6 32 2020-01-26 31/32 0% 2.70 RR The last chance: back to 2019
7 81 2019-12-15 103/112 0% 4.05 EMA VIII Russian Riichi Championship
8 317 2018-12-16 44/64 0% 3.45 EMA White Dragon Tournament
9 0 2018-07-22 24/24 0% 2.73 RR Winner tournament. Agari season event
10 895 2018-05-12 3/20 0% 1.50 CRR Agari tournament. First stage