Dobrynina Irina

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 26, 2023 (latest changes Aug. 26, 2023).

72 place (348.35).

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

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

Date Place Points Reason
2023-08-19 74 -> 72 348.35
2023-08-12 76 -> 74 344.80 -> 348.35
2023-07-28 77 -> 76 344.80
2023-07-20 78 -> 77 344.80
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

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