Velikoredchanina Elena
From Kirov, Russia
EMA: 15990337
Internal rating (RR)
Rating date Sept. 4, 2025 (latest changes Sept. 3, 2025).
187 place (176.40).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (280.37 * 4.60 * 0.71 + 354.43 * 3.65 * 0.86 + 0 + 0 + 0) / (4.60 * 0.71 + 3.65 * 0.86 + 1 + 1 + 1) = 215.63819317530601
p2 = (354.43 * 3.65 * 0.86 + 280.37 * 4.60 * 0.71) / max_coefficients = 137.1662162162162
score = 215.63819317530601 * 0.5 + 137.1662162162162 * 0.5 = 176.4022046957611
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-09-03 | 191 -> 187 | 176.40 | |
2025-09-01 | 191 | 174.60 -> 176.40 | |
2025-08-31 | 184 -> 191 | 174.60 | |
2025-08-04 | 181 -> 184 | 183.61 -> 174.60 |
Riichi over Volga: 100% -> 86% |
2025-08-03 | 176 -> 181 | 183.61 | |
2025-07-14 | 177 -> 176 | 183.61 | |
2025-07-13 | 173 -> 177 | 183.61 | |
2025-07-12 | 172 -> 173 | 189.93 -> 183.61 |
X Russian Championship: 86% -> 71% |
2025-07-03 | 173 -> 172 | 189.93 | |
2025-06-15 | 162 -> 173 | 192.20 -> 189.93 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
---|---|---|---|---|---|---|---|---|---|
1 | 354 |
|
52/80 | 86% | 3.65 | RR | Riichi over Volga | Samara | |
2 | 280 |
|
78/108 | 71% | 4.60 | RR | X Russian Championship | Perm | |
3 | 264 |
|
65/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
4 | 160 |
|
64/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
5 | 134 |
|
59/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm | |
6 | 745 |
|
15/56 | 0% | 3.30 | RR | Kirov Tournament | Kirov | |
7 | 846 |
|
7/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai | Kirov | |
8 | 37 |
|
27/28 | 0% | 2.60 | RR | And yet the sinner collects tanyao | Kirov | |
9 | 174 |
|
20/24 | 0% | 2.50 | RR | Toi-Toi-man Tournament | Kirov | |
10 | 652 |
|
9/24 | 0% | 1.40 | RR | Seven ryanmens | Kirov | |
11 | 67 |
|
15/16 | 0% | 1.20 | RR | Yakuman in discard | Kirov | |
12 | 352 |
|
47/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten | Perm | |
13 | 867 |
|
🥉 | 3/16 | 0% | 1.20 | RR | Crouching Peacock, Hidden Dragon 2017 | Kirov |
14 | 267 |
|
12/16 | 0% | 1.00 | RR | Third riichi mahjong tournament, Kirov 2017 | Kirov |