Goncharenko Alexandr
From Tyumen, Russia
EMA: 15020094
Common russian riichi rating (CRR)
Rating date June 29, 2026 (latest changes June 29, 2026).
57 place (580.88).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997
p1 = (957.45 * 2.80 * 0.14 + 582.28 * 3.65 * 0.14 + 610.53 * 3.85 * 0.29 + 956.52 * 2.20 * 0.29 + 548.39 * 2.40 * 0.71 + 421.05 * 1.90 * 1 + 457.14 * 2.50 * 1 + 771.43 * 2.50 * 1 + 804.20 * 4.71 * 1) / (2.80 * 0.14 + 3.65 * 0.14 + 3.85 * 0.29 + 2.20 * 0.29 + 2.40 * 0.71 + 1.90 * 1 + 2.50 * 1 + 2.50 * 1 + 4.71 * 1) = 660.9817765928345
p2 = (804.20 * 4.71 * 1 + 771.43 * 2.50 * 1 + 457.14 * 2.50 * 1 + 548.39 * 2.40 * 0.71) / max_coefficients = 500.78624075468844
score = 660.9817765928345 * 0.5 + 500.78624075468844 * 0.5 = 580.8840086737615
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-06-15 | 59 -> 57 | 571.81 -> 580.88 | |
| 2026-06-14 | 84 -> 59 | 462.55 -> 571.81 |
XII Russian Championship: 0% -> 100% |
| 2026-06-13 | 83 -> 84 | 462.55 | |
| 2026-06-09 | 84 -> 83 | 462.55 | |
| 2026-06-04 | 85 -> 84 | 462.14 -> 462.55 |
Riichi over Volga: 29% -> 14% |
| 2026-06-02 | 86 -> 85 | 462.14 | |
| 2026-05-31 | 87 -> 86 | 462.14 | |
| 2026-05-29 | 88 -> 87 | 462.14 | |
| 2026-05-26 | 89 -> 88 | 462.14 | |
| 2026-05-17 | 88 -> 89 | 462.14 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 804 |
|
29/144 | 100% | 4.71 | RR | XII Russian Championship | Samara | |
| 2 | 771 |
|
9/36 | 100% | 2.50 | CRR | Akademgorodok Riichi Mahjong Tournament 2026 | Novosibirsk | |
| 3 | 457 |
|
20/36 | 100% | 2.50 | RR | One tsumo until spring | Yekaterinburg | |
| 4 | 421 |
|
12/20 | 100% | 1.90 | CRR | Riichi in country home | Megion | |
| 5 | 548 |
|
15/32 | 71% | 2.40 | RR | Riichi Maslenitsa (shrovetide) | Yekaterinburg | |
| 6 | 957 |
|
🥈 | 2/24 | 29% | 2.20 | CRR | Tails, money, two renchans | Tyumen |
| 7 | 611 |
|
38/96 | 29% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 8 | 582 |
|
34/80 | 14% | 3.65 | RR | Riichi over Volga | Samara | |
| 9 | 957 |
|
🥉 | 3/48 | 14% | 2.80 | RR | Guardian of the Winds | Yekaterinburg |
| 10 | 907 |
|
11/108 | 0% | 4.60 | RR | X Russian Championship | Perm | |
| 11 | 733 |
|
5/16 | 0% | 1.60 | CRR | Akademgorodok: Riichi Mahjong Tournament 2024 | Novosibirsk | |
| 12 | 794 |
|
23/108 | 0% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 13 | 448 |
|
49/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 14 | 61 |
|
63/67 | 0% | 3.45 | RR | Tenpai can't buy happiness | Perm | |
| 15 | 368 |
|
13/20 | 0% | 2.10 | EMA | Snow Dragon Tournament | Novosibirsk | |
| 16 | 714 |
|
19/64 | 0% | 3.85 | EMA | Aki Shanten 2019 | Perm | |
| 17 | 952 |
|
5/84 | 0% | 4.20 | EMA | Haru Shanten 2019 | Perm | |
| 18 | 345 |
|
37/56 | 0% | 3.00 | EMA | Snow Dragon | Novosibirsk | |
| 19 | 385 |
|
57/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" | Perm | |
| 20 | 1000 |
|
🥇 | 1/20 | 0% | 1.30 | CRR | Awakening of the rising sun dragon | Novosibirsk |
| 21 | 217 |
|
19/24 | 0% | 2.20 | RR | Siberian riichi | Novosibirsk | |
| 22 | 677 |
|
11/32 | 0% | 2.20 | RR | Russian riichi championship by JPML-B rules | Novosibirsk | |
| 23 | 1000 |
|
🥇 | 1/36 | 0% | 2.50 | RR | Quick discard 2017 | Novosibirsk |
| 24 | 452 |
|
18/32 | 0% | 2.40 | RR | Siberia Cup 2016 | Novosibirsk | |
| 25 | 326 |
|
30/44 | 0% | 1.90 | RR | Eighth winter tournament | Novosibirsk | |
| 26 | 857 |
|
6/36 | 0% | 1.70 | RR | Seventh winter tournament | Novosibirsk | |
| 27 | 609 |
|
10/24 | 0% | 1.40 | RR | Furiten tournament 2014 | Novosibirsk |