Budkovskiy Sergey
From Simferopol, Russia
EMA: 15990209
Common russian riichi rating (CRR)
Rating date May 6, 2024 (latest changes May 6, 2024).
134 place (193.34).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (639.64 * 4.05 * 0.14 + 580.65 * 1.80 * 0.71 + 260.87 * 1.40 * 0.86 + 0 + 0) / (4.05 * 0.14 + 1.80 * 0.71 + 1.40 * 0.86 + 1 + 1) = 282.3183283393475
p2 = (580.65 * 1.80 * 0.71 + 639.64 * 4.05 * 0.14 + 260.87 * 1.40 * 0.86) / max_coefficients = 104.36350364963502
score = 282.3183283393475 * 0.5 + 104.36350364963502 * 0.5 = 193.34091599449124
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-06 | 135 -> 134 | 193.34 | |
| 2024-05-05 | 133 -> 135 | 193.34 | |
| 2024-04-27 | 134 -> 133 | 193.34 | |
| 2024-04-25 | 130 -> 134 | 205.99 -> 193.34 |
Earth cup: 86% -> 71% |
| 2024-04-22 | 130 | 207.25 -> 205.99 |
Fire cup 2023: 100% -> 86% |
| 2024-04-17 | 131 -> 130 | 207.25 | |
| 2024-04-12 | 120 -> 131 | 237.07 -> 207.25 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 112 -> 120 | 237.07 | |
| 2024-03-20 | 116 -> 112 | 237.07 | |
| 2024-03-10 | 113 -> 116 | 240.71 -> 237.07 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 261 |
|
18/24 | 86% | 1.40 | CRR | Fire cup 2023 |
| 2 | 581 |
|
14/32 | 71% | 1.80 | CRR | Earth cup |
| 3 | 640 |
|
41/112 | 14% | 4.05 | RR | Moscow Riichi 2022 |
| 4 | 450 |
|
62/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
| 5 | 158 |
|
17/20 | 0% | 2.10 | RR | Nizhny Novgorod riichi mahjong tournament |
| 6 | 435 |
|
14/24 | 0% | 1.40 | EMA | Crimean Riichi Open 2015 |
| 7 | 79 |
|
59/64 | 0% | 3.15 | EMA | Russian Open Riichi Championship 2014 |
| 8 | 413 |
|
38/64 | 0% | 3.15 | RR | "Japanese House" riichi mahjong cup 2014 |
| 9 | 444 |
|
16/28 | 0% | 1.50 | EMA | Crimean Riichi Open 2013 |