Goncharenko Alexandr

From Novosibirsk, Russia

EMA: 15020094

Player page

Internal rating (RR)

Rating date June 22, 2024 (latest changes June 12, 2024).

20 place (613.72).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001

p1 = (448.28 * 3.75 * 0.86 + 794.39 * 4 * 1 + 906.54 * 4.60 * 1 + 0 + 0) / (3.75 * 0.86 + 4 * 1 + 4.60 * 1 + 1 + 1) = 636.1944748581616

p2 = (906.54 * 4.60 * 1 + 794.39 * 4 * 1 + 448.28 * 3.75 * 0.86) / max_coefficients = 591.2537737673761

score = 636.1944748581616 * 0.5 + 591.2537737673761 * 0.5 = 613.7241243127688

Rating changes

Show

Date Place Points Reason
2024-06-11 21 -> 20 607.73 -> 613.72

Money can not buy tenpai: 100% -> 86%

2024-06-09 17 -> 21 607.73
2024-05-12 43 -> 17 414.30 -> 607.73

X Russian Championship: 0% -> 100%

2024-05-06 47 -> 43 410.02 -> 414.30
2024-04-12 48 -> 47 410.02
2024-03-30 45 -> 48 410.02
2024-03-20 43 -> 45 424.28 -> 410.02

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

2024-03-10 33 -> 43 455.32 -> 424.28
2024-03-06 36 -> 33 444.41 -> 455.32
2024-02-12 41 -> 36 434.88 -> 444.41

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 907 2024-05-12 11/108 100% 4.60 RR X Russian Championship
2 794 2023-09-03 23/108 100% 4.00 RR SPB Riichi Open 2023
3 448 2023-06-11 49/88 86% 3.75 RR Money can not buy tenpai
4 75 2022-03-20 63/68 0% 3.50 RR Tenpai can't buy happiness
5 368 2020-01-05 13/20 0% 2.10 EMA Snow Dragon Tournament
6 714 2019-11-04 19/64 0% 3.85 EMA Aki Shanten 2019
7 952 2019-05-04 5/84 0% 4.20 EMA Haru Shanten 2019
8 345 2019-01-05 37/56 0% 3.00 EMA Snow Dragon
9 385 2018-11-18 57/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
10 217 2018-08-12 19/24 0% 2.20 RR Siberian riichi
11 677 2018-01-05 11/32 0% 2.20 RR Russian riichi championship by JPML-B rules
12 1000 2017-01-05 1/36 0% 2.50 RR Quick discard 2017
13 452 2016-05-03 18/32 0% 2.40 RR Siberia Cup 2016
14 326 2016-01-05 30/44 0% 1.90 RR Eighth winter tournament
15 857 2015-01-07 6/36 0% 1.70 RR Seventh winter tournament
16 609 2014-01-06 10/24 0% 1.40 RR Furiten tournament 2014