Goncharenko Alexandr

From Tyumen, Russia

EMA: 15020094

Player page

Internal rating (RR)

Rating date Aug. 20, 2026 (latest changes Aug. 16, 2026).

29 place (661.49).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 15.459999999999999

p1 = (610.53 * 3.85 * 0.14 + 548.39 * 2.40 * 0.57 + 457.14 * 2.50 * 1 + 804.20 * 4.71 * 1 + 677.42 * 2.40 * 1 + 864.41 * 3.40 * 1) / (3.85 * 0.14 + 2.40 * 0.57 + 2.50 * 1 + 4.71 * 1 + 2.40 * 1 + 3.40 * 1) = 708.7916338083351

p2 = (804.20 * 4.71 * 1 + 864.41 * 3.40 * 1 + 677.42 * 2.40 * 1 + 457.14 * 2.50 * 1) / max_coefficients = 614.1921086675292

score = 708.7916338083351 * 0.5 + 614.1921086675292 * 0.5 = 661.4918712379322

Rating changes

Show

all results
Date Place Points Reason
2026-08-16 58 -> 29 567.82 -> 661.49

Ufa Championship 2026: 0% -> 100%
2026-08-15 59 -> 58 566.09 -> 567.82
2026-08-04 60 -> 59 564.35 -> 566.09

Riichi over Volga: 14% -> 0%
2026-08-03 59 -> 60 564.35
2026-07-26 58 -> 59 564.35
2026-07-25 57 -> 58 564.35
2026-07-14 57 569.13 -> 564.35

Guardian of the Winds: 14% -> 0%
2026-07-12 64 -> 57 528.23 -> 569.13

Poplar fluff. Mahjong. July.: 0% -> 100%
2026-07-03 66 -> 64 528.23
2026-07-02 65 -> 66 532.31 -> 528.23

Riichi Maslenitsa (shrovetide): 71% -> 57%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 864 2026-08-16 9/60 100% 3.40 RR Ufa Championship 2026 Ufa
2 677 2026-07-12 11/32 100% 2.40 RR Poplar fluff. Mahjong. July. Yekaterinburg
3 804 2026-06-14 29/144 100% 4.71 RR XII Russian Championship Samara
4 457 2026-02-08 20/36 100% 2.50 RR One tsumo until spring Yekaterinburg
5 548 2025-03-02 15/32 57% 2.40 RR Riichi Maslenitsa (shrovetide) Yekaterinburg
6 611 2024-09-01 38/96 14% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
7 582 2024-08-04 34/80 0% 3.65 RR Riichi over Volga Samara
8 957 2024-07-14 🥉 3/48 0% 2.80 RR Guardian of the Winds Yekaterinburg
9 907 2024-05-12 11/108 0% 4.60 RR X Russian Championship Perm
10 794 2023-09-03 23/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
11 448 2023-06-11 49/88 0% 3.75 RR Money can not buy tenpai Perm
12 61 2022-03-20 63/67 0% 3.45 RR Tenpai can't buy happiness Perm
13 368 2020-01-05 13/20 0% 2.10 EMA Snow Dragon Tournament Novosibirsk
14 714 2019-11-04 19/64 0% 3.85 EMA Aki Shanten 2019 Perm
15 952 2019-05-04 5/84 0% 4.20 EMA Haru Shanten 2019 Perm
16 345 2019-01-05 37/56 0% 3.00 EMA Snow Dragon Novosibirsk
17 385 2018-11-18 57/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
18 217 2018-08-12 19/24 0% 2.20 RR Siberian riichi Novosibirsk
19 677 2018-01-05 11/32 0% 2.20 RR Russian riichi championship by JPML-B rules Novosibirsk
20 1000 2017-01-05 🥇 1/36 0% 2.50 RR Quick discard 2017 Novosibirsk
21 452 2016-05-03 18/32 0% 2.40 RR Siberia Cup 2016 Novosibirsk
22 326 2016-01-05 30/44 0% 1.90 RR Eighth winter tournament Novosibirsk
23 857 2015-01-07 6/36 0% 1.70 RR Seventh winter tournament Novosibirsk
24 609 2014-01-06 10/24 0% 1.40 RR Furiten tournament 2014 Novosibirsk