Dobrynina Irina

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 6, 2023 (latest changes May 6, 2023).

43 place (431.80).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985

p1 = (818.18 * 1.10 * 0.14 + 600 * 1.20 * 0.57 + 1000 * 1.10 * 1 + 200 * 1 * 1 + 818.18 * 1.10 * 1) / (1.10 * 0.14 + 1.20 * 0.57 + 1.10 * 1 + 1 * 1 + 1.10 * 1) = 677.7413075364777

p2 = (1000 * 1.10 * 1 + 818.18 * 1.10 * 1 + 600 * 1.20 * 0.57 + 200 * 1 * 1) / max_coefficients = 185.86746477720402

score = 677.7413075364777 * 0.5 + 185.86746477720402 * 0.5 = 431.8043861568409

Rating changes

Show

all results
Date Place Points Reason
2023-05-06 45 -> 43 431.80
2023-05-05 45 433.88 -> 431.80

Winter tournament: 71% -> 57%
2023-05-03 45 438.50 -> 433.88

Summer tournament: 29% -> 14%
2023-05-01 49 -> 45 415.62 -> 438.50

Spring Tournament Irkutsk 2023: 0% -> 100%
2023-04-22 48 -> 49 415.62
2023-04-19 49 -> 48 415.62
2023-03-28 51 -> 49 415.62
2023-03-20 53 -> 51 412.23 -> 415.62
2023-03-06 52 -> 53 412.23
2023-03-05 51 -> 52 415.12 -> 412.23

Winter tournament: 86% -> 71%

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 3/12 100% 1.10 CRR Summer tournament
4 600 2022-01-05 7/16 57% 1.20 CRR Winter tournament
5 818 2021-07-03 3/12 14% 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