Dobrynin Denis
From Irkutsk, Russia
Common russian riichi rating (CRR)
Rating date April 25, 2024 (latest changes April 25, 2024).
109 place (249.74).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (909.09 * 1.10 * 0.29 + 454.55 * 1.10 * 0.71 + 933.33 * 1 * 1 + 0 + 0) / (1.10 * 0.29 + 1.10 * 0.71 + 1 * 1 + 1 + 1) = 384.4341463414634
p2 = (933.33 * 1 * 1 + 454.55 * 1.10 * 0.71 + 909.09 * 1.10 * 0.29) / max_coefficients = 115.04963503649634
score = 384.4341463414634 * 0.5 + 115.04963503649634 * 0.5 = 249.74189068897988
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-04-25 | 110 -> 109 | 249.74 | |
| 2024-04-12 | 113 -> 110 | 249.74 | |
| 2024-03-30 | 108 -> 113 | 249.74 | |
| 2024-03-20 | 112 -> 108 | 249.74 | |
| 2024-03-14 | 109 -> 112 | 253.64 -> 249.74 |
Survive after yakuman: 86% -> 71% |
| 2024-03-10 | 107 -> 109 | 256.64 -> 253.64 | |
| 2024-03-09 | 99 -> 107 | 271.41 -> 256.64 |
Summer tournament: 43% -> 29% |
| 2024-03-06 | 104 -> 99 | 268.39 -> 271.41 | |
| 2024-02-27 | 105 -> 104 | 268.39 | |
| 2024-02-25 | 102 -> 105 | 268.39 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 933 |
|
2/16 | 100% | 1.00 | CRR | Spring Tournament Irkutsk 2023 |
| 2 | 455 |
|
7/12 | 71% | 1.10 | CRR | Survive after yakuman |
| 3 | 909 |
|
2/12 | 29% | 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 |