Budkovskiy Sergey
From Simferopol, Russia
EMA: 15990209
Common russian riichi rating (CRR)
Rating date Nov. 5, 2023 (latest changes Nov. 5, 2023).
112 place (290.33).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75
p1 = (639.64 * 4.05 * 0.57 + 580.65 * 1.80 * 1 + 260.87 * 1.40 * 1 + 0 + 0) / (4.05 * 0.57 + 1.80 * 1 + 1.40 * 1 + 1 + 1) = 384.68786306405104
p2 = (639.64 * 4.05 * 0.57 + 580.65 * 1.80 * 1 + 260.87 * 1.40 * 1) / max_coefficients = 195.97355932203394
score = 384.68786306405104 * 0.5 + 195.97355932203394 * 0.5 = 290.3307111930425
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-11-05 | 108 -> 112 | 290.33 | |
2023-10-27 | 109 -> 108 | 290.33 | |
2023-10-22 | 108 -> 109 | 290.33 | |
2023-10-12 | 105 -> 108 | 311.30 -> 290.33 |
Moscow Riichi 2022: 71% -> 57% |
2023-09-28 | 106 -> 105 | 311.30 | |
2023-09-20 | 108 -> 106 | 311.30 | |
2023-09-06 | 107 -> 108 | 311.30 | |
2023-09-03 | 84 -> 107 | 320.97 -> 311.30 | |
2023-08-27 | 83 -> 84 | 320.97 | |
2023-08-19 | 84 -> 83 | 320.97 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 261 |
|
18/24 | 100% | 1.40 | CRR | Fire cup 2023 |
2 | 581 |
|
14/32 | 100% | 1.80 | CRR | Earth cup |
3 | 640 |
|
41/112 | 57% | 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 |