Polozov Eduard
From Tyumen, Russia
EMA: 15020070
Internal rating (RR)
Rating date July 12, 2025 (latest changes July 12, 2025).
133 place (288.67).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35
p1 = (373.13 * 4.10 * 1 + 774.19 * 2.40 * 1 + 0 + 0 + 0) / (4.10 * 1 + 2.40 * 1 + 1 + 1 + 1) = 356.6221052631579
p2 = (774.19 * 2.40 * 1 + 373.13 * 4.10 * 1) / max_coefficients = 220.71074918566774
score = 356.6221052631579 * 0.5 + 220.71074918566774 * 0.5 = 288.6664272244128
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-07-12 | 135 -> 133 | 286.60 -> 288.67 | |
| 2025-07-03 | 137 -> 135 | 286.60 | |
| 2025-06-15 | 137 | 286.60 |
13 bloody tiles: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 373 |
|
43/68 | 100% | 4.10 | RR | 13 bloody tiles | Perm |
| 2 | 774 |
|
8/32 | 100% | 2.40 | RR | Riichi Maslenitsa (shrovetide) | Yekaterinburg |
| 3 | 1000 |
|
1/20 | 0% | 2.10 | EMA | Tyumen Riichi Open 2017 | Tyumen |
| 4 | 444 |
|
16/28 | 0% | 2.10 | RR | Tyumen Mahjong Tournament (TMT) 2017 | Tyumen |
| 5 | 323 |
|
22/32 | 0% | 2.20 | RR | Second riichi mahjong tournament, Chelyabinsk 2017 | Chelyabinsk |
| 6 | 933 |
|
2/16 | 0% | 1.60 | RR | "Legendary player" riichi mahjong tournament 2016 | Tyumen |
| 7 | 684 |
|
7/20 | 0% | 1.70 | RR | "Tiles, doras, 2 renchans" | Tyumen |
| 8 | 368 |
|
13/20 | 0% | 1.70 | RR | Plitochka | Tyumen |
| 9 | 800 |
|
4/16 | 0% | 1.60 | RR | 3 riichi mahjong tournament 2015 | Yekaterinburg |
| 10 | 158 |
|
17/20 | 0% | 1.30 | RR | Autumn riichi mahjong tournament 2014 | Yekaterinburg |