Dobrynin Denis
From Irkutsk, Russia
Common russian riichi rating (CRR)
Rating date Sept. 15, 2024 (latest changes Sept. 15, 2024).
183 place (108.78).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (933.33 * 1 * 0.57 + 454.55 * 1.10 * 0.29 + 0 + 0 + 0) / (1 * 0.57 + 1.10 * 0.29 + 1 + 1 + 1) = 174.01374795080383
p2 = (933.33 * 1 * 0.57 + 454.55 * 1.10 * 0.29) / max_coefficients = 43.543442981891246
score = 174.01374795080383 * 0.5 + 43.543442981891246 * 0.5 = 108.77859546634754
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-09-15 | 179 -> 183 | 108.78 | |
| 2024-09-14 | 178 -> 179 | 116.53 -> 108.78 |
Survive after yakuman: 43% -> 29% |
| 2024-09-06 | 179 -> 178 | 116.53 | |
| 2024-09-03 | 179 | 115.68 -> 116.53 | |
| 2024-09-01 | 166 -> 179 | 134.03 -> 115.68 |
Spring Tournament Irkutsk 2023: 71% -> 57% |
| 2024-08-26 | 171 -> 166 | 134.03 | |
| 2024-08-25 | 172 -> 171 | 134.03 | |
| 2024-08-20 | 173 -> 172 | 134.03 | |
| 2024-08-11 | 173 | 133.72 -> 134.03 | |
| 2024-08-04 | 168 -> 173 | 134.87 -> 133.72 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 933 |
|
2/16 | 57% | 1.00 | CRR | Spring Tournament Irkutsk 2023 |
| 2 | 455 |
|
7/12 | 29% | 1.10 | CRR | Survive after yakuman |
| 3 | 909 |
|
2/12 | 0% | 1.10 | CRR | Summer tournament |
| 4 | 733 |
|
5/16 | 0% | 1.20 | CRR | Winter tournament |
| 5 | 636 |
|
5/12 | 0% | 1.10 | CRR | Summer tournament |
| 6 | 467 |
|
9/16 | 0% | 1.20 | CRR | Winter tournament |
| 7 | 1000 |
|
1/20 | 0% | 1.30 | CRR | Irkutsk Winter Tournament 2019 |
| 8 | 545 |
|
6/12 | 0% | 1.10 | CRR | Spring Tournament |
| 9 | 545 |
|
6/12 | 0% | 1.10 | CRR | Irkutsk Winter Tournament |
| 10 | 364 |
|
8/12 | 0% | 1.10 | CRR | Summer Tournament |
| 11 | 733 |
|
5/16 | 0% | 1.20 | RR | Spring Tournament |
| 12 | 842 |
|
4/20 | 0% | 1.30 | RR | Winter tournament |