Bretslavskii Viktor
From Megion, Russia
Common russian riichi rating (CRR)
Rating date May 9, 2024 (latest changes May 9, 2024).
133 place (197.37).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (173.33 * 4.20 * 0.43 + 333.33 * 2.30 * 1 + 444.44 * 2.30 * 1 + 78.43 * 3.05 * 1 + 0) / (4.20 * 0.43 + 2.30 * 1 + 2.30 * 1 + 3.05 * 1 + 1) = 223.93331368443617
p2 = (444.44 * 2.30 * 1 + 333.33 * 2.30 * 1 + 173.33 * 4.20 * 0.43 + 78.43 * 3.05 * 1) / max_coefficients = 170.81240875912405
score = 223.93331368443617 * 0.5 + 170.81240875912405 * 0.5 = 197.3728612217801
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-09 | 134 -> 133 | 197.37 | |
| 2024-05-06 | 134 | 199.79 -> 197.37 |
IX Russian Riichi Championship: 57% -> 43% |
| 2024-05-05 | 132 -> 134 | 199.79 | |
| 2024-04-25 | 133 -> 132 | 199.79 | |
| 2024-04-22 | 134 -> 133 | 199.79 | |
| 2024-04-17 | 135 -> 134 | 199.79 | |
| 2024-04-12 | 137 -> 135 | 199.79 | |
| 2024-03-30 | 126 -> 137 | 199.79 | |
| 2024-03-20 | 131 -> 126 | 199.79 | |
| 2024-03-14 | 132 -> 131 | 199.79 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 78 |
|
48/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow | |
| 2 | 444 |
|
16/28 | 100% | 2.30 | CRR | Chasing Kan | Yekaterinburg | |
| 3 | 333 |
|
19/28 | 100% | 2.30 | CRR | Finding Dora | Yekaterinburg | |
| 4 | 173 |
|
63/76 | 43% | 4.20 | RR | IX Russian Riichi Championship | Perm |