Sednev Alexandr
From Yekaterinburg, Russia
EMA: 15020049
Common russian riichi rating (CRR)
Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).
149 place (315.90).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55
p1 = (0 * 2.10 * 0.14 + 464.79 * 3.85 * 0.29 + 54.95 * 3.80 * 0.71 + 363.64 * 3 * 0.86 + 842.11 * 2.10 * 1 + 347.83 * 2.20 * 1) / (2.10 * 0.14 + 3.85 * 0.29 + 3.80 * 0.71 + 3 * 0.86 + 2.10 * 1 + 2.20 * 1) = 375.85674071006105
p2 = (842.11 * 2.10 * 1 + 363.64 * 3 * 0.86 + 347.83 * 2.20 * 1 + 464.79 * 3.85 * 0.29) / max_coefficients = 255.94212218649514
score = 375.85674071006105 * 0.5 + 255.94212218649514 * 0.5 = 315.8994314482781
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2020-02-01 | 149 | 315.90 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 348 |
|
16/24 | 100% | 2.20 | RR | URAL Mahjong Battle |
2 | 842 |
|
4/20 | 100% | 2.10 | RR | Spring hope |
3 | 364 |
|
36/56 | 86% | 3.00 | EMA | Snow Dragon |
4 | 55 |
|
87/92 | 71% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
5 | 465 |
|
39/72 | 29% | 3.85 | EMA | Haru Shanten 2018 |
6 | 0 |
|
20/20 | 14% | 2.10 | CRR | Spring tournament (Ekaterinburg) |
7 | 437 |
|
41/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
8 | 783 |
|
6/24 | 0% | 2.20 | RR | Summer EMA rules tournament 2017 |
9 | 222 |
|
22/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 |
10 | 217 |
|
19/24 | 0% | 2.20 | RR | The first tournament of 2017 |
11 | 87 |
|
22/24 | 0% | 1.80 | RR | 4 riichi mahjong tournament 2015 |
12 | 67 |
|
15/16 | 0% | 1.60 | RR | 3 riichi mahjong tournament 2015 |
13 | 733 |
|
5/16 | 0% | 1.60 | RR | 2 autumn riichi mahjong tournament 2015 |
14 | 741 |
|
8/28 | 0% | 1.90 | RR | 2 winter riichi mahjong tournament 2015 |
15 | 842 |
|
4/20 | 0% | 1.30 | RR | Autumn riichi mahjong tournament 2014 |
16 | 632 |
|
8/20 | 0% | 1.30 | RR | Chelyabinsk riichi mahjong championship 2017 |