Goncharenko Alexandr
From Tyumen, Russia
EMA: 15020094
Common russian riichi rating (CRR)
Rating date Feb. 8, 2026 (latest changes Feb. 8, 2026).
82 place (486.42).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (733.33 * 1.60 * 0.29 + 906.54 * 4.60 * 0.29 + 957.45 * 2.80 * 0.43 + 582.28 * 3.65 * 0.43 + 610.53 * 3.85 * 0.57 + 956.52 * 2.20 * 0.57 + 548.39 * 2.40 * 1 + 421.05 * 1.90 * 1 + 457.14 * 2.50 * 1) / (1.60 * 0.29 + 4.60 * 0.29 + 2.80 * 0.43 + 3.65 * 0.43 + 3.85 * 0.57 + 2.20 * 0.57 + 2.40 * 1 + 1.90 * 1 + 2.50 * 1) = 634.8394284238663
p2 = (610.53 * 3.85 * 0.57 + 548.39 * 2.40 * 1 + 956.52 * 2.20 * 0.57 + 906.54 * 4.60 * 0.29) / max_coefficients = 337.99598662207364
score = 634.8394284238663 * 0.5 + 337.99598662207364 * 0.5 = 486.41770752297
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-02-08 | 74 -> 82 | 504.49 -> 486.42 |
One tsumo until spring: 0% -> 100% |
| 2026-02-04 | 75 -> 74 | 503.45 -> 504.49 |
Riichi over Volga: 57% -> 43% |
| 2026-01-25 | 70 -> 75 | 503.45 | |
| 2026-01-15 | 67 -> 70 | 516.97 -> 503.45 |
Tails, money, two renchans: 71% -> 57% |
| 2026-01-14 | 64 -> 67 | 531.77 -> 516.97 |
Guardian of the Winds: 57% -> 43% |
| 2026-01-12 | 56 -> 64 | 552.72 -> 531.77 |
X Russian Championship: 43% -> 29% |
| 2026-01-07 | 54 -> 56 | 552.72 | |
| 2026-01-05 | 54 | 553.04 -> 552.72 |
Akademgorodok: Riichi Mahjong Tournament 2024: 43% -> 29% |
| 2026-01-03 | 45 -> 54 | 573.73 -> 553.04 |
Riichi in country home: 0% -> 100% |
| 2026-01-01 | 43 -> 45 | 582.35 -> 573.73 |
SPB Riichi Open 2024: 71% -> 57% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 457 |
|
20/36 | 100% | 2.50 | RR | One tsumo until spring | Yekaterinburg | |
| 2 | 421 |
|
12/20 | 100% | 1.90 | CRR | Riichi in country home | Megion | |
| 3 | 548 |
|
15/32 | 100% | 2.40 | RR | Riichi Maslenitsa (shrovetide) | Yekaterinburg | |
| 4 | 957 |
|
🥈 | 2/24 | 57% | 2.20 | CRR | Tails, money, two renchans | Tyumen |
| 5 | 611 |
|
38/96 | 57% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 6 | 582 |
|
34/80 | 43% | 3.65 | RR | Riichi over Volga | Samara | |
| 7 | 957 |
|
🥉 | 3/48 | 43% | 2.80 | RR | Guardian of the Winds | Yekaterinburg |
| 8 | 907 |
|
11/108 | 29% | 4.60 | RR | X Russian Championship | Perm | |
| 9 | 733 |
|
5/16 | 29% | 1.60 | CRR | Akademgorodok: Riichi Mahjong Tournament 2024 | Novosibirsk | |
| 10 | 794 |
|
23/108 | 0% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 11 | 448 |
|
49/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 12 | 75 |
|
63/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm | |
| 13 | 368 |
|
13/20 | 0% | 2.10 | EMA | Snow Dragon Tournament | Novosibirsk | |
| 14 | 714 |
|
19/64 | 0% | 3.85 | EMA | Aki Shanten 2019 | Perm | |
| 15 | 952 |
|
5/84 | 0% | 4.20 | EMA | Haru Shanten 2019 | Perm | |
| 16 | 345 |
|
37/56 | 0% | 3.00 | EMA | Snow Dragon | Novosibirsk | |
| 17 | 385 |
|
57/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" | Perm | |
| 18 | 1000 |
|
🥇 | 1/20 | 0% | 1.30 | CRR | Awakening of the rising sun dragon | Novosibirsk |
| 19 | 217 |
|
19/24 | 0% | 2.20 | RR | Siberian riichi | Novosibirsk | |
| 20 | 677 |
|
11/32 | 0% | 2.20 | RR | Russian riichi championship by JPML-B rules | Novosibirsk | |
| 21 | 1000 |
|
🥇 | 1/36 | 0% | 2.50 | RR | Quick discard 2017 | Novosibirsk |
| 22 | 452 |
|
18/32 | 0% | 2.40 | RR | Siberia Cup 2016 | Novosibirsk | |
| 23 | 326 |
|
30/44 | 0% | 1.90 | RR | Eighth winter tournament | Novosibirsk | |
| 24 | 857 |
|
6/36 | 0% | 1.70 | RR | Seventh winter tournament | Novosibirsk | |
| 25 | 609 |
|
10/24 | 0% | 1.40 | RR | Furiten tournament 2014 | Novosibirsk |