Demurchev Mikhail
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date June 2, 2024 (latest changes May 25, 2024).
145 place (209.58).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (470.59 * 3.05 * 1 + 261.68 * 4.60 * 1 + 0 + 0 + 0) / (3.05 * 1 + 4.60 * 1 + 1 + 1 + 1) = 247.7962441314554
p2 = (470.59 * 3.05 * 1 + 261.68 * 4.60 * 1) / max_coefficients = 171.3655844155844
score = 247.7962441314554 * 0.5 + 171.3655844155844 * 0.5 = 209.5809142735199
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-25 | 142 -> 145 | 209.58 | |
| 2024-05-19 | 140 -> 142 | 209.58 | |
| 2024-05-14 | 141 -> 140 | 209.58 | |
| 2024-05-12 | 141 | 209.58 |
X Russian Championship: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 262 |
|
80/108 | 100% | 4.60 | RR | X Russian Championship |
| 2 | 471 |
|
28/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |