Kim Sofiya

From Tomsk, Russia

EMA: 15020096

Player page

Internal rating (RR)

Rating date May 24, 2022 (latest changes April 30, 2022).

87 place (426.73).

max_coefficients = (4.05 * 1 + 3.85 * 1 + 3.50 * 1 + 3.45 * 1) = 14.850000000000001

p1 = (142.86 * 3.80 * 0.29 + 109.09 * 3 * 0.29 + 879.52 * 4.20 * 0.57 + 793.65 * 3.85 * 1 + 210.53 * 2.10 * 1 + 104.48 * 3.50 * 1) / (3.80 * 0.29 + 3 * 0.29 + 4.20 * 0.57 + 3.85 * 1 + 2.10 * 1 + 3.50 * 1) = 451.1587339334601

p2 = (793.65 * 3.85 * 1 + 879.52 * 4.20 * 0.57 + 210.53 * 2.10 * 1 + 104.48 * 3.50 * 1) / max_coefficients = 402.2949494949494

score = 451.1587339334601 * 0.5 + 402.2949494949494 * 0.5 = 426.72684171420474

Rating changes

Show

Date Place Points Reason
2022-04-30 83 -> 87 448.23 -> 426.73

Snow Dragon: 43% -> 29%

Haru Shanten 2019: 71% -> 57%

2022-03-30 90 -> 83 439.90 -> 448.23

VII Russian Riichi Championship "Aki Shanten": 43% -> 29%

Siberian riichi: 14% -> 0%

2022-03-20 73 -> 90 484.64 -> 439.90

Tenpai can't buy happiness: 0% -> 100%

2022-02-28 71 -> 73 500.89 -> 484.64

Haru Shanten 2019: 86% -> 71%

Snow Dragon: 57% -> 43%

2022-01-30 77 -> 71 491.72 -> 500.89

VII Russian Riichi Championship "Aki Shanten": 57% -> 43%

Siberian riichi: 29% -> 14%

2021-12-30 73 -> 77 501.11 -> 491.72

Haru Shanten 2019: 100% -> 86%

Snow Dragon: 71% -> 57%

2021-12-19 71 -> 73 501.11
2021-11-30 75 -> 71 493.78 -> 501.11

Siberian riichi: 43% -> 29%

VII Russian Riichi Championship "Aki Shanten": 71% -> 57%

2021-11-28 74 -> 75 493.78
2021-11-06 70 -> 74 493.78

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 104 2022-03-20 61/68 100% 3.50 RR Tenpai can't buy happiness
2 211 2020-01-05 16/20 100% 2.10 EMA Snow Dragon Tournament
3 794 2019-11-04 14/64 100% 3.85 EMA Aki Shanten 2019
4 880 2019-05-04 11/84 57% 4.20 EMA Haru Shanten 2019
5 109 2019-01-05 50/56 29% 3.00 EMA Snow Dragon
6 143 2018-11-18 79/92 29% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
7 174 2018-08-12 20/24 0% 2.20 RR Siberian riichi
8 1000 2018-01-05 1/32 0% 2.20 RR Russian riichi championship by JPML-B rules
9 371 2017-01-05 23/36 0% 2.50 RR Quick discard 2017
10 907 2016-01-05 5/44 0% 1.90 RR Eighth winter tournament
11 714 2015-01-07 11/36 0% 1.70 RR Seventh winter tournament