Goncharenko Alexandr

From Novosibirsk, Russia

EMA: 15020094

Player page

Common russian riichi rating (CRR)

Rating date Nov. 5, 2024 (latest changes Nov. 5, 2024).

9 place (738.13).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (448.28 * 3.75 * 0.57 + 794.39 * 4 * 0.71 + 733.33 * 1.60 * 1 + 906.54 * 4.60 * 1 + 957.45 * 2.80 * 1 + 582.28 * 3.65 * 1 + 610.53 * 3.85 * 1 + 956.52 * 2.20 * 1) / (3.75 * 0.57 + 4 * 0.71 + 1.60 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.85 * 1 + 2.20 * 1) = 752.5226846470141

p2 = (906.54 * 4.60 * 1 + 957.45 * 2.80 * 1 + 610.53 * 3.85 * 1 + 794.39 * 4 * 0.71) / max_coefficients = 723.7356466876972

score = 752.5226846470141 * 0.5 + 723.7356466876972 * 0.5 = 738.1291656673557

Rating changes

Show

Date Place Points Reason
2024-11-03 9 752.94 -> 738.13

SPB Riichi Open 2023: 86% -> 71%

2024-10-13 6 -> 9 760.73 -> 752.94
2024-10-11 6 757.43 -> 760.73

Money can not buy tenpai: 71% -> 57%

2024-09-15 8 -> 6 747.23 -> 757.43

Tails, money, two renchans: 0% -> 100%

2024-09-03 7 -> 8 748.54 -> 747.23

SPB Riichi Open 2023: 100% -> 86%

2024-09-01 4 -> 7 773.00 -> 748.54

SPB Riichi Open 2024: 0% -> 100%

2024-08-11 5 -> 4 764.69 -> 773.00

Money can not buy tenpai: 86% -> 71%

2024-08-04 3 -> 5 775.67 -> 764.69

Riichi over Volga: 0% -> 100%

2024-07-14 15 -> 3 680.65 -> 775.67

Guardian of the Winds: 0% -> 100%

2024-06-11 16 -> 15 672.44 -> 680.65

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

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 957 2024-09-15 2/24 100% 2.20 CRR Tails, money, two renchans
2 611 2024-09-01 38/96 100% 3.85 RR SPB Riichi Open 2024
3 582 2024-08-04 34/80 100% 3.65 RR Riichi over Volga
4 957 2024-07-14 3/48 100% 2.80 RR Guardian of the Winds
5 907 2024-05-12 11/108 100% 4.60 RR X Russian Championship
6 733 2024-05-05 5/16 100% 1.60 CRR Akademgorodok: Riichi Mahjong Tournament 2024
7 794 2023-09-03 23/108 71% 4.00 RR SPB Riichi Open 2023
8 448 2023-06-11 49/88 57% 3.75 RR Money can not buy tenpai
9 75 2022-03-20 63/68 0% 3.50 RR Tenpai can't buy happiness
10 368 2020-01-05 13/20 0% 2.10 EMA Snow Dragon Tournament
11 714 2019-11-04 19/64 0% 3.85 EMA Aki Shanten 2019
12 952 2019-05-04 5/84 0% 4.20 EMA Haru Shanten 2019
13 345 2019-01-05 37/56 0% 3.00 EMA Snow Dragon
14 385 2018-11-18 57/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
15 1000 2018-10-21 1/20 0% 1.30 CRR Awakening of the rising sun dragon
16 217 2018-08-12 19/24 0% 2.20 RR Siberian riichi
17 677 2018-01-05 11/32 0% 2.20 RR Russian riichi championship by JPML-B rules
18 1000 2017-01-05 1/36 0% 2.50 RR Quick discard 2017
19 452 2016-05-03 18/32 0% 2.40 RR Siberia Cup 2016
20 326 2016-01-05 30/44 0% 1.90 RR Eighth winter tournament
21 857 2015-01-07 6/36 0% 1.70 RR Seventh winter tournament
22 609 2014-01-06 10/24 0% 1.40 RR Furiten tournament 2014