Dobrynina Irina

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

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

102 place (313.53).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.80 * 1) = 14.149820000000002

p1 = (200 * 1 * 1 + 600 * 1.20 * 0.14 + 818.18 * 1.10 * 0.57 + 1000 * 1.10 * 1 + 0) / (1 * 1 + 1.20 * 0.14 + 1.10 * 0.57 + 1.10 * 1 + 1) = 491.5744021825529

p2 = (1000 * 1.10 * 1 + 818.18 * 1.10 * 0.57 + 200 * 1 * 1 + 600 * 1.20 * 0.14) / max_coefficients = 135.48935604834548

score = 491.5744021825529 * 0.5 + 135.48935604834548 * 0.5 = 313.5318791154492

Rating changes

Show

all results
Date Place Points Reason
2023-11-09 102 324.40 -> 313.53

Summer tournament: 71% -> 57%
2023-11-06 106 -> 102 321.46 -> 324.40
2023-11-05 101 -> 106 326.89 -> 321.46

Winter tournament: 29% -> 14%
2023-10-22 98 -> 101 326.89
2023-10-19 100 -> 98 326.89
2023-10-12 101 -> 100 326.43 -> 326.89
2023-09-28 102 -> 101 326.43
2023-09-20 103 -> 102 326.43
2023-09-09 98 -> 103 336.31 -> 326.43

Summer tournament: 86% -> 71%
2023-09-05 96 -> 98 341.30 -> 336.31

Winter tournament: 43% -> 29%

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 57% 1.10 CRR Summer tournament
4 600 2022-01-05 7/16 14% 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