Dobrynina Irina

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date July 9, 2023 (latest changes July 9, 2023).

78 place (344.80).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255

p1 = (600 * 1.20 * 0.43 + 818.18 * 1.10 * 0.86 + 1000 * 1.10 * 1 + 200 * 1 * 1 + 0) / (1.20 * 0.43 + 1.10 * 0.86 + 1.10 * 1 + 1 * 1 + 1) = 522.254138021079

p2 = (1000 * 1.10 * 1 + 818.18 * 1.10 * 0.86 + 600 * 1.20 * 0.43 + 200 * 1 * 1) / max_coefficients = 167.35372511075852

score = 522.254138021079 * 0.5 + 167.35372511075852 * 0.5 = 344.8039315659188

Rating changes

Show

all results
Date Place Points Reason
2023-07-09 77 -> 78 354.26 -> 344.80

Summer tournament: 100% -> 86%
2023-07-05 76 -> 77 359.07 -> 354.26

Winter tournament: 57% -> 43%
2023-07-03 53 -> 76 430.68 -> 359.07

Summer tournament: 14% -> 0%
2023-06-12 53 427.09 -> 430.68
2023-06-11 43 -> 53 435.23 -> 427.09
2023-05-28 45 -> 43 435.23
2023-05-20 43 -> 45 431.80 -> 435.23
2023-05-06 45 -> 43 431.80
2023-05-05 45 433.88 -> 431.80

Winter tournament: 71% -> 57%
2023-05-03 45 438.50 -> 433.88

Summer tournament: 29% -> 14%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 200 2023-05-01 13/16 100% 1.00 CRR Spring Tournament Irkutsk 2023
2 1000 2023-01-14 1/12 100% 1.10 CRR Survive after yakuman
3 818 2022-07-09 3/12 86% 1.10 CRR Summer tournament
4 600 2022-01-05 7/16 43% 1.20 CRR Winter tournament
5 818 2021-07-03 3/12 0% 1.10 CRR Summer tournament
6 867 2021-01-03 3/16 0% 1.20 CRR Winter tournament
7 91 2019-03-03 11/12 0% 1.10 CRR Spring Tournament
8 909 2018-12-02 2/12 0% 1.10 CRR Irkutsk Winter Tournament
9 818 2018-09-09 3/12 0% 1.10 CRR Summer Tournament