Zhuravlev Andrei
From Saint Petersburg, Russia
Internal rating (RR)
Rating date Jan. 3, 2025 (latest changes Jan. 3, 2025).
53 place (497.75).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (19.61 * 3.05 * 1 + 93.46 * 4 * 0.57 + 652.17 * 2.10 * 1 + 476.64 * 4.60 * 1 + 831.58 * 3.85 * 1 + 505.62 * 3.75 * 1 + 411.76 * 3.05 * 1) / (3.05 * 1 + 4 * 0.57 + 2.10 * 1 + 4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.05 * 1) = 449.14086468949466
p2 = (831.58 * 3.85 * 1 + 476.64 * 4.60 * 1 + 505.62 * 3.75 * 1 + 652.17 * 2.10 * 1) / max_coefficients = 546.3558359621451
score = 449.14086468949466 * 0.5 + 546.3558359621451 * 0.5 = 497.74835032581984
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-01-03 | 58 -> 53 | 493.38 -> 497.75 |
SPB Riichi Open 2023: 71% -> 57% |
| 2024-12-11 | 59 -> 58 | 493.38 | |
| 2024-11-06 | 60 -> 59 | 493.38 | |
| 2024-11-03 | 60 | 489.22 -> 493.38 |
SPB Riichi Open 2023: 86% -> 71% |
| 2024-10-13 | 62 -> 60 | 467.40 -> 489.22 |
Moscow Riichi 2024: 0% -> 100% |
| 2024-10-11 | 61 -> 62 | 467.40 | |
| 2024-09-06 | 62 -> 61 | 467.40 | |
| 2024-09-03 | 68 -> 62 | 453.73 -> 467.40 |
SPB Riichi Open 2023: 100% -> 86% |
| 2024-09-01 | 93 -> 68 | 325.96 -> 453.73 |
SPB Riichi Open 2024: 0% -> 100% |
| 2024-08-11 | 93 | 324.16 -> 325.96 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 506 |
|
45/90 | 100% | 3.75 | RR | Moscow Riichi 2024 |
| 2 | 832 |
|
17/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
| 3 | 20 |
|
51/52 | 100% | 3.05 | RR | Agari Summer Tournament 2024 |
| 4 | 477 |
|
57/108 | 100% | 4.60 | RR | X Russian Championship |
| 5 | 652 |
|
17/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
| 6 | 412 |
|
31/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
| 7 | 93 |
|
98/108 | 57% | 4.00 | RR | SPB Riichi Open 2023 |
| 8 | 560 |
|
34/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |