Dobrynina Irina

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 12, 2023 (latest changes Aug. 12, 2023).

75 place (348.35).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 2.80 * 1) = 13.642914999999999

p1 = (818.18 * 1.10 * 0.86 + 600 * 1.20 * 0.43 + 200 * 1 * 1 + 1000 * 1.10 * 1 + 0) / (1.10 * 0.86 + 1.20 * 0.43 + 1 * 1 + 1.10 * 1 + 1) = 522.2541380210789

p2 = (1000 * 1.10 * 1 + 818.18 * 1.10 * 0.86 + 600 * 1.20 * 0.43 + 200 * 1 * 1) / max_coefficients = 174.44805600562637

score = 522.2541380210789 * 0.5 + 174.44805600562637 * 0.5 = 348.3510970133526

Rating changes

Show

all results
Date Place Points Reason
2023-08-12 77 -> 75 344.80 -> 348.35
2023-07-28 78 -> 77 344.80
2023-07-20 79 -> 78 344.80
2023-07-09 78 -> 79 354.26 -> 344.80

Summer tournament: 100% -> 86%
2023-07-05 77 -> 78 359.07 -> 354.26

Winter tournament: 57% -> 43%
2023-07-03 54 -> 77 430.68 -> 359.07

Summer tournament: 14% -> 0%
2023-06-12 54 427.09 -> 430.68
2023-06-11 44 -> 54 435.23 -> 427.09
2023-05-28 46 -> 44 435.23
2023-05-20 44 -> 46 431.80 -> 435.23

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