Zhuravlev Andrei
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date Aug. 31, 2025 (latest changes Aug. 31, 2025).
40 place (639.29).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2
p1 = (93.46 * 4 * 0.14 + 0 * 2.90 * 0.29 + 411.76 * 3.05 * 0.57 + 652.17 * 2.10 * 0.57 + 476.64 * 4.60 * 0.71 + 831.58 * 3.85 * 1 + 505.62 * 3.75 * 1 + 847.46 * 3.25 * 1 + 290.32 * 2.40 * 1 + 285.71 * 1.90 * 1 + 828.57 * 3.50 * 1 + 722.22 * 2 * 1 + 454.55 * 3.45 * 1) / (4 * 0.14 + 2.90 * 0.29 + 3.05 * 0.57 + 2.10 * 0.57 + 4.60 * 0.71 + 3.85 * 1 + 3.75 * 1 + 3.25 * 1 + 2.40 * 1 + 1.90 * 1 + 3.50 * 1 + 2 * 1 + 3.45 * 1) = 571.2148842275524
p2 = (831.58 * 3.85 * 1 + 828.57 * 3.50 * 1 + 847.46 * 3.25 * 1 + 505.62 * 3.75 * 1) / max_coefficients = 707.3611842105263
score = 571.2148842275524 * 0.5 + 707.3611842105263 * 0.5 = 639.2880342190393
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-08-31 | 35 -> 40 | 646.40 -> 639.29 |
SPB Riichi Open 2025: 0% -> 100% |
| 2025-08-04 | 36 -> 35 | 642.95 -> 646.40 | |
| 2025-08-03 | 31 -> 36 | 642.95 | |
| 2025-07-30 | 31 | 643.30 -> 642.95 |
Seihoku spring tournament 2024: 71% -> 57% |
| 2025-07-26 | 32 -> 31 | 639.11 -> 643.30 |
Autumn Agari tournament: 43% -> 29% |
| 2025-07-12 | 35 -> 32 | 631.44 -> 639.11 |
X Russian Championship: 86% -> 71% |
| 2025-07-10 | 35 | 630.25 -> 631.44 |
Agari Spring Tournament 2024: 71% -> 57% |
| 2025-07-03 | 35 | 625.78 -> 630.25 |
SPB Riichi Open 2023: 29% -> 14% |
| 2025-06-15 | 32 -> 35 | 635.96 -> 625.78 | |
| 2025-06-14 | 33 -> 32 | 630.45 -> 635.96 |
Tonpu-master: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 455 |
|
43/78 | 100% | 3.45 | RR | SPB Riichi Open 2025 | Saint Petersburg | |
| 2 | 722 |
|
6/19 | 100% | 2.00 | CRR | Tonpu-master | Saint Petersburg | |
| 3 | 829 |
|
13/71 | 100% | 3.50 | RR | Riichi over The Volga 2025 | Samara | |
| 4 | 286 |
|
26/36 | 100% | 1.90 | RR | Seihoku spring tournament 2025 | Saint Petersburg | |
| 5 | 290 |
|
23/32 | 100% | 2.40 | RR | Riichi Maslenitsa (shrovetide) | Yekaterinburg | |
| 6 | 847 |
|
10/60 | 100% | 3.25 | RR | White Wolf Cup | Saint Petersburg | |
| 7 | 506 |
|
45/90 | 100% | 3.75 | RR | Moscow Riichi 2024 | Moscow | |
| 8 | 832 |
|
17/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 9 | 20 |
|
51/52 | 71% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 10 | 477 |
|
57/108 | 71% | 4.60 | RR | X Russian Championship | Perm | |
| 11 | 652 |
|
17/47 | 57% | 2.10 | RR | Seihoku spring tournament 2024 | Saint Petersburg | |
| 12 | 412 |
|
31/52 | 57% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow | |
| 13 | 0 |
|
40/40 | 29% | 2.90 | CRR | Autumn Agari tournament | Moscow | |
| 14 | 93 |
|
98/108 | 14% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 15 | 258 |
|
24/32 | 0% | 1.80 | CRR | Earth cup | Saint Petersburg | |
| 16 | 51 |
|
38/40 | 0% | 1.80 | CRR | Sun tournament | Saint Petersburg | |
| 17 | 560 |
|
34/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 | Saint Petersburg |