Ermolaev Alexey
From Kirov, Russia
EMA: 15990340
Internal rating (RR)
Rating date May 6, 2023 (latest changes May 6, 2023).
62 place (327.25).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.57) = 13.22118
p1 = (909.09 * 3.30 * 0.43 + 506.67 * 4.20 * 1 + 0 + 0 + 0) / (3.30 * 0.43 + 4.20 * 1 + 1 + 1 + 1) = 396.29085320127507
p2 = (506.67 * 4.20 * 1 + 909.09 * 3.30 * 0.43) / max_coefficients = 258.20690740160865
score = 396.29085320127507 * 0.5 + 258.20690740160865 * 0.5 = 327.2488803014419
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-05-06 | 59 -> 62 | 356.75 -> 327.25 |
Kirov Tournament: 57% -> 43% |
2023-04-19 | 59 | 354.13 -> 356.75 | |
2023-03-28 | 60 -> 59 | 351.53 -> 354.13 | |
2023-03-20 | 60 | 346.60 -> 351.53 | |
2023-03-06 | 57 -> 60 | 373.67 -> 346.60 |
Kirov Tournament: 71% -> 57% |
2023-02-19 | 58 -> 57 | 371.66 -> 373.67 | |
2023-01-28 | 58 | 368.64 -> 371.66 | |
2023-01-06 | 51 -> 58 | 394.06 -> 368.64 |
Kirov Tournament: 86% -> 71% |
2022-12-19 | 52 -> 51 | 392.52 -> 394.06 | |
2022-11-28 | 53 -> 52 | 388.88 -> 392.52 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 507 |
|
38/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
2 | 909 |
|
6/56 | 43% | 3.30 | RR | Kirov Tournament |
3 | 205 |
|
32/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai |
4 | 279 |
|
81/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
5 | 556 |
|
29/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
6 | 889 |
|
4/28 | 0% | 2.60 | RR | And yet the sinner collects tanyao |
7 | 114 |
|
32/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
8 | 843 |
|
14/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
9 | 130 |
|
21/24 | 0% | 2.50 | RR | Toi-Toi-man Tournament |
10 | 648 |
|
33/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
11 | 304 |
|
17/24 | 0% | 1.40 | RR | Seven ryanmens |
12 | 155 |
|
61/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
13 | 733 |
|
5/16 | 0% | 1.20 | RR | Yakuman in discard |
14 | 28 |
|
70/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
15 | 667 |
|
6/16 | 0% | 1.20 | RR | Crouching Peacock, Hidden Dragon 2017 |
16 | 933 |
|
2/16 | 0% | 1.00 | RR | Third riichi mahjong tournament, Kirov 2017 |