Dmitriev Dmitriy
From Ufa, Russia
EMA: 15020055
Internal rating (RR)
Rating date Sept. 18, 2025 (latest changes Sept. 14, 2025).
152 place (268.23).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (383.18 * 4.60 * 0.57 + 522.39 * 4.10 * 1 + 0 + 0 + 0) / (4.60 * 0.57 + 4.10 * 1 + 1 + 1 + 1) = 323.6849895769517
p2 = (522.39 * 4.10 * 1 + 383.18 * 4.60 * 0.57) / max_coefficients = 212.76689189189187
score = 323.6849895769517 * 0.5 + 212.76689189189187 * 0.5 = 268.2259407344218
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-09-14 | 153 -> 152 | 268.23 | |
| 2025-09-12 | 152 -> 153 | 278.62 -> 268.23 |
X Russian Championship: 71% -> 57% |
| 2025-09-10 | 153 -> 152 | 278.62 | |
| 2025-09-03 | 154 -> 153 | 278.62 | |
| 2025-09-01 | 154 | 275.59 -> 278.62 | |
| 2025-08-31 | 150 -> 154 | 275.59 | |
| 2025-08-04 | 150 | 274.50 -> 275.59 | |
| 2025-08-03 | 143 -> 150 | 274.50 | |
| 2025-07-14 | 144 -> 143 | 274.50 | |
| 2025-07-13 | 141 -> 144 | 274.50 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 522 |
|
33/68 | 100% | 4.10 | RR | 13 bloody tiles | Perm | |
| 2 | 383 |
|
67/108 | 57% | 4.60 | RR | X Russian Championship | Perm | |
| 3 | 966 |
|
4/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 4 | 293 |
|
54/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 5 | 806 |
|
14/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm | |
| 6 | 364 |
|
36/56 | 0% | 3.30 | RR | Kirov Tournament | Kirov | |
| 7 | 410 |
|
24/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai | Kirov | |
| 8 | 108 |
|
100/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship | Moscow | |
| 9 | 857 |
|
10/64 | 0% | 3.85 | EMA | Aki Shanten 2019 | Perm | |
| 10 | 522 |
|
12/24 | 0% | 2.20 | RR | URAL Mahjong Battle | Yekaterinburg | |
| 11 | 687 |
|
27/84 | 0% | 4.20 | EMA | Haru Shanten 2019 | Perm | |
| 12 | 684 |
|
7/20 | 0% | 2.10 | RR | Spring hope | Yekaterinburg | |
| 13 | 263 |
|
15/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 | Perm | |
| 14 | 945 |
|
6/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" | Perm | |
| 15 | 852 |
|
5/28 | 0% | 1.70 | RR | Natsu Shanten 2018 | Perm | |
| 16 | 593 |
|
12/28 | 0% | 1.70 | RR | Fuyu Shanten | Perm | |
| 17 | 268 |
|
53/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten | Perm | |
| 18 | 370 |
|
18/28 | 0% | 2.10 | RR | Tyumen Mahjong Tournament (TMT) 2017 | Tyumen | |
| 19 | 968 |
|
🥈 | 2/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 | Perm |
| 20 | 1000 |
|
🥇 | 1/32 | 0% | 2.20 | RR | Second riichi mahjong tournament, Chelyabinsk 2017 | Chelyabinsk |
| 21 | 37 |
|
27/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 | Perm |