Dobrynina Irina

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Nov. 26, 2024 (latest changes Nov. 26, 2024).

195 place (114.09).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (1000 * 1.10 * 0.14 + 200 * 1 * 0.43 + 454.55 * 0.90 * 1 + 0 + 0) / (1.10 * 0.14 + 1 * 0.43 + 0.90 * 1 + 1 + 1) = 187.0451174626125

p2 = (454.55 * 0.90 * 1 + 1000 * 1.10 * 0.14 + 200 * 1 * 0.43) / max_coefficients = 41.13564668769716

score = 187.0451174626125 * 0.5 + 41.13564668769716 * 0.5 = 114.09038207515482

Rating changes

Show

Date Place Points Reason
2024-11-14 187 -> 195 136.57 -> 114.09

Survive after yakuman: 29% -> 14%

2024-11-05 189 -> 187 136.57
2024-11-04 214 -> 189 66.05 -> 136.57

Irkutsk autumn tournament 2024: 0% -> 100%

2024-11-01 213 -> 214 68.66 -> 66.05

Spring Tournament Irkutsk 2023: 57% -> 43%

2024-10-27 212 -> 213 68.66
2024-10-22 213 -> 212 68.66
2024-10-13 199 -> 213 68.94 -> 68.66
2024-09-15 194 -> 199 68.94
2024-09-14 191 -> 194 91.30 -> 68.94

Survive after yakuman: 43% -> 29%

2024-09-03 191 90.63 -> 91.30

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 455 2024-11-04 7/12 100% 0.90 CRR Irkutsk autumn tournament 2024
2 200 2023-05-01 13/16 43% 1.00 CRR Spring Tournament Irkutsk 2023
3 1000 2023-01-14 1/12 14% 1.10 CRR Survive after yakuman
4 818 2022-07-09 3/12 0% 1.10 CRR Summer tournament
5 600 2022-01-05 7/16 0% 1.20 CRR Winter tournament
6 818 2021-07-03 3/12 0% 1.10 CRR Summer tournament
7 867 2021-01-03 3/16 0% 1.20 CRR Winter tournament
8 91 2019-03-03 11/12 0% 1.10 CRR Spring Tournament
9 909 2018-12-02 2/12 0% 1.10 CRR Irkutsk Winter Tournament
10 818 2018-09-09 3/12 0% 1.10 CRR Summer Tournament