Dobrynina Irina

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date June 5, 2023 (latest changes May 28, 2023).

51 place (407.86).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 2.80 * 1 + 3.50 * 0.71) = 13.55005

p1 = (818.18 * 1.10 * 0.14 + 600 * 1.20 * 0.57 + 818.18 * 1.10 * 1 + 1000 * 1.10 * 1 + 0) / (1.10 * 0.14 + 1.20 * 0.57 + 1.10 * 1 + 1.10 * 1 + 1) = 628.2715001966424

p2 = (1000 * 1.10 * 1 + 818.18 * 1.10 * 1 + 600 * 1.20 * 0.57 + 818.18 * 1.10 * 0.14) / max_coefficients = 187.45465883889727

score = 628.2715001966424 * 0.5 + 187.45465883889727 * 0.5 = 407.86307951776985

Rating changes

Show

all results
Date Place Points Reason
2023-05-28 52 -> 51 407.86
2023-05-20 52 404.53 -> 407.86
2023-05-05 52 407.62 -> 404.53

Winter tournament: 71% -> 57%
2023-05-03 50 -> 52 415.62 -> 407.62

Summer tournament: 29% -> 14%
2023-04-22 49 -> 50 415.62
2023-04-19 50 -> 49 415.62
2023-03-28 52 -> 50 415.62
2023-03-20 54 -> 52 412.23 -> 415.62
2023-03-06 53 -> 54 412.23
2023-03-05 52 -> 53 415.12 -> 412.23

Winter tournament: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 1000 2023-01-14 1/12 100% 1.10 CRR Survive after yakuman
2 818 2022-07-09 3/12 100% 1.10 CRR Summer tournament
3 600 2022-01-05 7/16 57% 1.20 CRR Winter tournament
4 818 2021-07-03 3/12 14% 1.10 CRR Summer tournament
5 867 2021-01-03 3/16 0% 1.20 CRR Winter tournament
6 91 2019-03-03 11/12 0% 1.10 CRR Spring Tournament
7 909 2018-12-02 2/12 0% 1.10 CRR Irkutsk Winter Tournament
8 818 2018-09-09 3/12 0% 1.10 CRR Summer Tournament