Goncharenko Alexandr

From Tyumen, Russia

EMA: 15020094

Player page

Common russian riichi rating (CRR)

Rating date March 26, 2025 (latest changes March 26, 2025).

10 place (729.14).

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

p1 = (448.28 * 3.75 * 0.29 + 794.39 * 4 * 0.43 + 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 + 548.39 * 2.40 * 1) / (3.75 * 0.29 + 4 * 0.43 + 1.60 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.85 * 1 + 2.20 * 1 + 2.40 * 1) = 743.6551671444616

p2 = (906.54 * 4.60 * 1 + 957.45 * 2.80 * 1 + 610.53 * 3.85 * 1 + 582.28 * 3.65 * 1) / max_coefficients = 714.623974763407

score = 743.6551671444616 * 0.5 + 714.623974763407 * 0.5 = 729.1395709539343

Rating changes

Show

all results
Date Place Points Reason
2025-03-03 10 729.73 -> 729.14

SPB Riichi Open 2023: 57% -> 43%
2025-03-02 10 740.42 -> 729.73

Riichi Maslenitsa (shrovetide): 0% -> 100%
2025-02-16 9 -> 10 740.42
2025-02-11 9 736.65 -> 740.42

Money can not buy tenpai: 43% -> 29%
2025-01-03 9 741.65 -> 736.65

SPB Riichi Open 2023: 71% -> 57%
2024-12-18 10 -> 9 741.65
2024-12-11 10 738.13 -> 741.65

Money can not buy tenpai: 57% -> 43%
2024-12-01 9 -> 10 738.13
2024-11-03 9 752.94 -> 738.13

SPB Riichi Open 2023: 86% -> 71%
2024-10-13 6 -> 9 760.73 -> 752.94

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 548 2025-03-02 15/32 100% 2.40 RR Riichi Maslenitsa (shrovetide)
2 957 2024-09-15 2/24 100% 2.20 CRR Tails, money, two renchans
3 611 2024-09-01 38/96 100% 3.85 RR SPB Riichi Open 2024
4 582 2024-08-04 34/80 100% 3.65 RR Riichi over Volga
5 957 2024-07-14 3/48 100% 2.80 RR Guardian of the Winds
6 907 2024-05-12 11/108 100% 4.60 RR X Russian Championship
7 733 2024-05-05 5/16 100% 1.60 CRR Akademgorodok: Riichi Mahjong Tournament 2024
8 794 2023-09-03 23/108 43% 4.00 RR SPB Riichi Open 2023
9 448 2023-06-11 49/88 29% 3.75 RR Money can not buy tenpai
10 75 2022-03-20 63/68 0% 3.50 RR Tenpai can't buy happiness
11 368 2020-01-05 13/20 0% 2.10 EMA Snow Dragon Tournament
12 714 2019-11-04 19/64 0% 3.85 EMA Aki Shanten 2019
13 952 2019-05-04 5/84 0% 4.20 EMA Haru Shanten 2019
14 345 2019-01-05 37/56 0% 3.00 EMA Snow Dragon
15 385 2018-11-18 57/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
16 1000 2018-10-21 1/20 0% 1.30 CRR Awakening of the rising sun dragon
17 217 2018-08-12 19/24 0% 2.20 RR Siberian riichi
18 677 2018-01-05 11/32 0% 2.20 RR Russian riichi championship by JPML-B rules
19 1000 2017-01-05 1/36 0% 2.50 RR Quick discard 2017
20 452 2016-05-03 18/32 0% 2.40 RR Siberia Cup 2016
21 326 2016-01-05 30/44 0% 1.90 RR Eighth winter tournament
22 857 2015-01-07 6/36 0% 1.70 RR Seventh winter tournament
23 609 2014-01-06 10/24 0% 1.40 RR Furiten tournament 2014