Melkov Dmitrii
From Saint Petersburg, Russia
Internal rating (RR)
Rating date Nov. 7, 2023 (latest changes Nov. 7, 2023).
110 place (177.24).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.57) = 13.663990000000002
p1 = (379.31 * 3.75 * 1 + 177.57 * 4 * 1 + 0 + 0 + 0) / (3.75 * 1 + 4 * 1 + 1 + 1 + 1) = 198.38976744186047
p2 = (379.31 * 3.75 * 1 + 177.57 * 4 * 1) / max_coefficients = 156.08105685089055
score = 198.38976744186047 * 0.5 + 156.08105685089055 * 0.5 = 177.2354121463755
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-11-06 | 110 | 177.24 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 178 |
|
89/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 2 | 379 |
|
55/88 | 100% | 3.75 | RR | Money can not buy tenpai | Perm |