Dobrynina Irina

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Sept. 3, 2022 (latest changes Sept. 3, 2022).

46 place (378.54).

max_coefficients = (4.05 * 1 + 3.50 * 1 + 3.45 * 1 + 3.30 * 1) = 14.3

p1 = (866.67 * 1.20 * 0.29 + 818.18 * 1.10 * 0.71 + 600 * 1.20 * 1 + 818.18 * 1.10 * 1 + 0) / (1.20 * 0.29 + 1.10 * 0.71 + 1.20 * 1 + 1.10 * 1 + 1) = 578.0647026015168

p2 = (818.18 * 1.10 * 1 + 600 * 1.20 * 1 + 818.18 * 1.10 * 0.71 + 866.67 * 1.20 * 0.29) / max_coefficients = 179.020979020979

score = 578.0647026015168 * 0.5 + 179.020979020979 * 0.5 = 378.5428408112479

Rating changes

Show

all results
Date Place Points Reason
2022-09-03 45 -> 46 397.40 -> 378.54

Winter tournament: 43% -> 29%

Summer tournament: 86% -> 71%
2022-08-27 42 -> 45 397.40
2022-07-09 64 -> 42 275.71 -> 397.40

Summer tournament: 0% -> 100%
2022-07-03 59 -> 64 299.48 -> 275.71

Winter tournament: 57% -> 43%

Summer tournament: 100% -> 86%
2022-06-12 40 -> 59 304.99 -> 299.48
2022-05-15 135 -> 40 166.48 -> 304.99
2021-02-01 205 -> 135 204.80 -> 166.48
2020-02-01 205 204.80

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 818 2022-07-09 3/12 100% 1.10 CRR Summer tournament
2 600 2022-01-05 7/16 100% 1.20 CRR Winter tournament
3 818 2021-07-03 3/12 71% 1.10 CRR Summer tournament
4 867 2021-01-03 3/16 29% 1.20 CRR Winter tournament
5 91 2019-03-03 11/12 0% 1.10 CRR Spring Tournament
6 909 2018-12-02 2/12 0% 1.10 CRR Irkutsk Winter Tournament
7 818 2018-09-09 3/12 0% 1.10 CRR Summer Tournament