Velikoredchanina Elena
From Kirov, Russia
EMA: 15990337
Common russian riichi rating (CRR)
Rating date Jan. 3, 2025 (latest changes Jan. 3, 2025).
143 place (256.01).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (264.37 * 3.75 * 0.43 + 600 * 1.20 * 0.57 + 280.37 * 4.60 * 1 + 354.43 * 3.65 * 1 + 0) / (3.75 * 0.43 + 1.20 * 0.57 + 4.60 * 1 + 3.65 * 1 + 1) = 296.2601349917222
p2 = (354.43 * 3.65 * 1 + 280.37 * 4.60 * 1 + 264.37 * 3.75 * 0.43 + 600 * 1.20 * 0.57) / max_coefficients = 215.7545741324921
score = 296.2601349917222 * 0.5 + 215.7545741324921 * 0.5 = 256.00735456210714
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-12-29 | 142 -> 143 | 256.01 | |
| 2024-12-27 | 144 -> 142 | 256.01 | |
| 2024-12-26 | 143 -> 144 | 261.48 -> 256.01 |
Riichi or die: 71% -> 57% |
| 2024-12-18 | 144 -> 143 | 261.48 | |
| 2024-12-11 | 142 -> 144 | 265.15 -> 261.48 |
Money can not buy tenpai: 57% -> 43% |
| 2024-12-01 | 141 -> 142 | 265.15 | |
| 2024-11-05 | 141 | 274.25 -> 265.15 | |
| 2024-10-27 | 142 -> 141 | 274.25 | |
| 2024-10-26 | 141 -> 142 | 279.50 -> 274.25 |
Riichi or die: 86% -> 71% |
| 2024-10-13 | 135 -> 141 | 281.96 -> 279.50 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 354 |
|
52/80 | 100% | 3.65 | RR | Riichi over Volga |
| 2 | 280 |
|
78/108 | 100% | 4.60 | RR | X Russian Championship |
| 3 | 600 |
|
7/16 | 57% | 1.20 | CRR | Riichi or die |
| 4 | 264 |
|
65/88 | 43% | 3.75 | RR | Money can not buy tenpai |
| 5 | 160 |
|
64/76 | 0% | 4.20 | RR | IX Russian Riichi Championship |
| 6 | 134 |
|
59/68 | 0% | 3.50 | RR | Tenpai can't buy happiness |
| 7 | 745 |
|
15/56 | 0% | 3.30 | RR | Kirov Tournament |
| 8 | 846 |
|
7/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai |
| 9 | 37 |
|
27/28 | 0% | 2.60 | RR | And yet the sinner collects tanyao |
| 10 | 174 |
|
20/24 | 0% | 2.50 | RR | Toi-Toi-man Tournament |
| 11 | 652 |
|
9/24 | 0% | 1.40 | RR | Seven ryanmens |
| 12 | 67 |
|
15/16 | 0% | 1.20 | RR | Yakuman in discard |
| 13 | 352 |
|
47/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
| 14 | 867 |
|
3/16 | 0% | 1.20 | RR | Crouching Peacock, Hidden Dragon 2017 |
| 15 | 267 |
|
12/16 | 0% | 1.00 | RR | Third riichi mahjong tournament, Kirov 2017 |
| 16 | 182 |
|
10/12 | 0% | 0.90 | CRR | Second riichi mahjong tournament, Kirov 2017 |