Bretslavskaya Natalya
From Tyumen, Russia
Common russian riichi rating (CRR)
Rating date May 6, 2024 (latest changes May 6, 2024).
65 place (418.12).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (724.14 * 3.75 * 1 + 740.74 * 2.30 * 1 + 222.22 * 2.30 * 1 + 0 + 0) / (3.75 * 1 + 2.30 * 1 + 2.30 * 1 + 1 + 1) = 476.36038647342997
p2 = (724.14 * 3.75 * 1 + 740.74 * 2.30 * 1 + 222.22 * 2.30 * 1) / max_coefficients = 359.878102189781
score = 476.36038647342997 * 0.5 + 359.878102189781 * 0.5 = 418.1192443316055
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-06 | 66 -> 65 | 418.12 | |
| 2024-05-05 | 65 -> 66 | 418.12 | |
| 2024-04-12 | 64 -> 65 | 418.12 | |
| 2024-03-30 | 61 -> 64 | 418.12 | |
| 2024-03-20 | 63 -> 61 | 418.12 | |
| 2024-03-10 | 55 -> 63 | 427.08 -> 418.12 | |
| 2024-03-06 | 58 -> 55 | 418.78 -> 427.08 | |
| 2024-02-25 | 63 -> 58 | 406.03 -> 418.78 |
Chasing Kan: 0% -> 100% |
| 2024-02-12 | 66 -> 63 | 406.03 | |
| 2024-01-06 | 69 -> 66 | 399.22 -> 406.03 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 222 |
|
22/28 | 100% | 2.30 | CRR | Chasing Kan |
| 2 | 741 |
|
8/28 | 100% | 2.30 | CRR | Finding Dora |
| 3 | 724 |
|
25/88 | 100% | 3.75 | RR | Money can not buy tenpai |