Datkov Sergey
From Yekaterinburg, Russia
Common russian riichi rating (CRR)
Rating date Nov. 5, 2023 (latest changes Nov. 5, 2023).
150 place (192.51).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75
p1 = (578.95 * 2.10 * 1 + 296.30 * 2.30 * 1 + 0 + 0 + 0) / (2.10 * 1 + 2.30 * 1 + 1 + 1 + 1) = 256.3878378378378
p2 = (578.95 * 2.10 * 1 + 296.30 * 2.30 * 1) / max_coefficients = 128.62847457627117
score = 256.3878378378378 * 0.5 + 128.62847457627117 * 0.5 = 192.5081562070545
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-11-05 | 150 | 192.51 |
Finding Dora: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 296 |
|
20/28 | 100% | 2.30 | CRR | Finding Dora |
| 2 | 579 |
|
9/20 | 100% | 2.10 | CRR | 13 tiles until tempai |
| 3 | 737 |
|
6/20 | 0% | 2.10 | RR | Spring hope |
| 4 | 852 |
|
5/28 | 0% | 2.10 | RR | Tyumen Mahjong Tournament (TMT) 2017 |
| 5 | 581 |
|
14/32 | 0% | 2.20 | RR | Second riichi mahjong tournament, Chelyabinsk 2017 |
| 6 | 783 |
|
6/24 | 0% | 2.20 | RR | The first tournament of 2017 |
| 7 | 957 |
|
2/24 | 0% | 1.80 | RR | 4 riichi mahjong tournament 2015 |
| 8 | 158 |
|
17/20 | 0% | 1.70 | RR | Plitochka |
| 9 | 400 |
|
10/16 | 0% | 1.60 | RR | 3 riichi mahjong tournament 2015 |
| 10 | 1000 |
|
1/28 | 0% | 1.90 | RR | 2 winter riichi mahjong tournament 2015 |
| 11 | 526 |
|
10/20 | 0% | 1.30 | RR | Autumn riichi mahjong tournament 2014 |
| 12 | 842 |
|
4/20 | 0% | 1.30 | RR | Chelyabinsk riichi mahjong championship 2017 |