Dobrynina Irina

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Oct. 20, 2023 (latest changes Oct. 20, 2023).

97 place (326.89).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75

p1 = (600 * 1.20 * 0.29 + 818.18 * 1.10 * 0.71 + 1000 * 1.10 * 1 + 200 * 1 * 1 + 0) / (1.20 * 0.29 + 1.10 * 0.71 + 1.10 * 1 + 1 * 1 + 1) = 508.1079419283586

p2 = (1000 * 1.10 * 1 + 818.18 * 1.10 * 0.71 + 600 * 1.20 * 0.29 + 200 * 1 * 1) / max_coefficients = 145.66576271186437

score = 508.1079419283586 * 0.5 + 145.66576271186437 * 0.5 = 326.88685232011153

Rating changes

Show

all results
Date Place Points Reason
2023-10-19 99 -> 97 326.89
2023-10-12 100 -> 99 326.43 -> 326.89
2023-09-28 101 -> 100 326.43
2023-09-20 102 -> 101 326.43
2023-09-09 97 -> 102 336.31 -> 326.43

Summer tournament: 86% -> 71%
2023-09-05 95 -> 97 341.30 -> 336.31

Winter tournament: 43% -> 29%
2023-09-03 72 -> 95 348.35 -> 341.30
2023-08-19 74 -> 72 348.35
2023-08-12 76 -> 74 344.80 -> 348.35
2023-07-28 77 -> 76 344.80

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 71% 1.10 CRR Summer tournament
4 600 2022-01-05 7/16 29% 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