Zhuravlev Andrei
From Saint Petersburg, Russia
Internal rating (RR)
Rating date Oct. 12, 2023 (latest changes Oct. 12, 2023).
135 place (66.15).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.57) = 14.26417
p1 = (560 * 3.45 * 0.14 + 93.46 * 4 * 1 + 0 + 0 + 0) / (3.45 * 0.14 + 4 * 1 + 1 + 1 + 1) = 86.73556203419055
p2 = (93.46 * 4 * 1 + 560 * 3.45 * 0.14) / max_coefficients = 45.562412674554494
score = 86.73556203419055 * 0.5 + 45.562412674554494 * 0.5 = 66.14898735437252
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-10-12 | 136 -> 135 | 65.26 -> 66.15 | |
2023-09-28 | 135 -> 136 | 89.15 -> 65.26 |
Saint Petersburg Open 2021: 29% -> 14% |
2023-09-03 | 135 | 89.15 |
SPB Riichi Open 2023: 0% -> 100% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 93 |
|
98/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
2 | 560 |
|
34/76 | 14% | 3.45 | RR | Saint Petersburg Open 2021 |