Kim Sofiya

From Novosibirsk, Russia

EMA: 15020096

Player page

Internal rating (RR)

Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).

124 place (149.25).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (104.48 * 3.50 * 0.43 + 218.39 * 3.75 * 1 + 233.64 * 4 * 1 + 0 + 0) / (3.50 * 0.43 + 3.75 * 1 + 4 * 1 + 1 + 1) = 169.80115732304603

p2 = (233.64 * 4 * 1 + 218.39 * 3.75 * 1 + 104.48 * 3.50 * 0.43) / max_coefficients = 128.69978707012743

score = 169.80115732304603 * 0.5 + 128.69978707012743 * 0.5 = 149.2504721965867

Rating changes

Show

all results
Date Place Points Reason
2023-09-28 125 -> 124 149.25
2023-09-20 125 149.62 -> 149.25

Tenpai can't buy happiness: 57% -> 43%
2023-09-03 114 -> 125 98.76 -> 149.62

SPB Riichi Open 2023: 0% -> 100%
2023-08-12 114 97.03 -> 98.76
2023-07-20 114 97.18 -> 97.03

Tenpai can't buy happiness: 71% -> 57%
2023-06-19 115 -> 114 97.18
2023-06-12 116 -> 115 95.63 -> 97.18
2023-06-11 55 -> 116 389.44 -> 95.63

Money can not buy tenpai: 0% -> 100%
2021-02-01 72 -> 55 485.69 -> 389.44
2020-02-01 72 485.69

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 234 2023-09-03 83/108 100% 4.00 RR SPB Riichi Open 2023
2 218 2023-06-11 69/88 100% 3.75 RR Money can not buy tenpai
3 104 2022-03-20 61/68 43% 3.50 RR Tenpai can't buy happiness
4 211 2020-01-05 16/20 0% 2.10 EMA Snow Dragon Tournament
5 794 2019-11-04 14/64 0% 3.85 EMA Aki Shanten 2019
6 880 2019-05-04 11/84 0% 4.20 EMA Haru Shanten 2019
7 109 2019-01-05 50/56 0% 3.00 EMA Snow Dragon
8 143 2018-11-18 79/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
9 174 2018-08-12 20/24 0% 2.20 RR Siberian riichi
10 1000 2018-01-05 1/32 0% 2.20 RR Russian riichi championship by JPML-B rules
11 371 2017-01-05 23/36 0% 2.50 RR Quick discard 2017
12 907 2016-01-05 5/44 0% 1.90 RR Eighth winter tournament
13 714 2015-01-07 11/36 0% 1.70 RR Seventh winter tournament