Goncharenko Alexandr

From Novosibirsk, Russia

EMA: 15020094

Player page

Internal rating (RR)

Rating date April 12, 2024 (latest changes April 12, 2024).

47 place (410.02).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 4.20 * 0.57) = 13.19988

p1 = (448.28 * 3.75 * 1 + 794.39 * 4 * 1 + 0 + 0 + 0) / (3.75 * 1 + 4 * 1 + 1 + 1 + 1) = 451.96279069767445

p2 = (794.39 * 4 * 1 + 448.28 * 3.75 * 1) / max_coefficients = 368.07910374942804

score = 451.96279069767445 * 0.5 + 368.07910374942804 * 0.5 = 410.0209472235513

Rating changes

Show

Date Place Points Reason
2024-04-12 48 -> 47 410.02
2024-03-30 45 -> 48 410.02
2024-03-20 42 -> 45 424.28 -> 410.02

Tenpai can't buy happiness: 14% -> 0%

2024-03-10 33 -> 42 455.32 -> 424.28
2024-03-06 35 -> 33 444.41 -> 455.32
2024-02-12 40 -> 35 434.88 -> 444.41
2024-01-20 42 -> 40 427.00 -> 434.88

Tenpai can't buy happiness: 29% -> 14%

2024-01-06 44 -> 42 417.95 -> 427.00
2023-12-19 45 -> 44 417.95
2023-12-12 46 -> 45 409.97 -> 417.95

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 794 2023-09-03 23/108 100% 4.00 RR SPB Riichi Open 2023
2 448 2023-06-11 49/88 100% 3.75 RR Money can not buy tenpai
3 75 2022-03-20 63/68 0% 3.50 RR Tenpai can't buy happiness
4 368 2020-01-05 13/20 0% 2.10 EMA Snow Dragon Tournament
5 714 2019-11-04 19/64 0% 3.85 EMA Aki Shanten 2019
6 952 2019-05-04 5/84 0% 4.20 EMA Haru Shanten 2019
7 345 2019-01-05 37/56 0% 3.00 EMA Snow Dragon
8 385 2018-11-18 57/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
9 217 2018-08-12 19/24 0% 2.20 RR Siberian riichi
10 677 2018-01-05 11/32 0% 2.20 RR Russian riichi championship by JPML-B rules
11 1000 2017-01-05 1/36 0% 2.50 RR Quick discard 2017
12 452 2016-05-03 18/32 0% 2.40 RR Siberia Cup 2016
13 326 2016-01-05 30/44 0% 1.90 RR Eighth winter tournament
14 857 2015-01-07 6/36 0% 1.70 RR Seventh winter tournament
15 609 2014-01-06 10/24 0% 1.40 RR Furiten tournament 2014