Matveeva Alyona
From Barnaul, Russia
EMA: 15020090
Internal rating (RR)
Rating date Jan. 26, 2025 (latest changes Jan. 26, 2025).
70 place (442.18).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (931.03 * 3.75 * 0.43 + 794.39 * 4.60 * 1 + 0 + 0 + 0) / (3.75 * 0.43 + 4.60 * 1 + 1 + 1 + 1) = 559.4091612587907
p2 = (794.39 * 4.60 * 1 + 931.03 * 3.75 * 0.43) / max_coefficients = 324.9602523659306
score = 559.4091612587907 * 0.5 + 324.9602523659306 * 0.5 = 442.1847068123607
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-01-26 | 67 -> 70 | 442.18 | |
| 2025-01-07 | 65 -> 67 | 442.18 | |
| 2025-01-03 | 66 -> 65 | 442.18 | |
| 2024-12-11 | 63 -> 66 | 468.12 -> 442.18 |
Money can not buy tenpai: 57% -> 43% |
| 2024-11-06 | 50 -> 63 | 523.42 -> 468.12 |
IX Russian Riichi Championship: 14% -> 0% |
| 2024-11-03 | 54 -> 50 | 523.42 | |
| 2024-10-13 | 51 -> 54 | 527.44 -> 523.42 | |
| 2024-10-11 | 40 -> 51 | 550.89 -> 527.44 |
Money can not buy tenpai: 71% -> 57% |
| 2024-09-06 | 36 -> 40 | 571.88 -> 550.89 |
IX Russian Riichi Championship: 29% -> 14% |
| 2024-09-03 | 36 | 563.70 -> 571.88 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 794 |
|
23/108 | 100% | 4.60 | RR | X Russian Championship | Perm | |
| 2 | 931 |
|
7/88 | 43% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 3 | 840 |
|
13/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 4 | 910 |
|
7/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm | |
| 5 | 1000 |
|
🥇 | 1/20 | 0% | 2.10 | EMA | Snow Dragon Tournament | Novosibirsk |
| 6 | 302 |
|
45/64 | 0% | 3.85 | EMA | Aki Shanten 2019 | Perm | |
| 7 | 778 |
|
7/28 | 0% | 2.30 | RR | The Green dragon tournament | Novosibirsk | |
| 8 | 735 |
|
23/84 | 0% | 4.20 | EMA | Haru Shanten 2019 | Perm | |
| 9 | 964 |
|
🥉 | 3/56 | 0% | 3.00 | EMA | Snow Dragon | Novosibirsk |
| 10 | 868 |
|
13/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" | Perm | |
| 11 | 957 |
|
🥈 | 2/24 | 0% | 2.20 | RR | Siberian riichi | Novosibirsk |
| 12 | 839 |
|
6/32 | 0% | 2.20 | RR | Russian riichi championship by JPML-B rules | Novosibirsk | |
| 13 | 857 |
|
6/36 | 0% | 2.50 | RR | Quick discard 2017 | Novosibirsk | |
| 14 | 806 |
|
7/32 | 0% | 2.40 | RR | Siberia Cup 2016 | Novosibirsk | |
| 15 | 222 |
|
78/100 | 0% | 3.40 | RR | "Japanese House" riichi mahjong cup 2016 | Moscow | |
| 16 | 930 |
|
4/44 | 0% | 1.90 | RR | Eighth winter tournament | Novosibirsk |