Gudin Andrey
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Sept. 15, 2025 (latest changes Sept. 15, 2025).
115 place (396.33).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (923.08 * 2.90 * 0.29 + 823.53 * 3.05 * 0.43 + 451.61 * 1.80 * 0.71 + 549.02 * 3.05 * 0.71 + 0) / (2.90 * 0.29 + 3.05 * 0.43 + 1.80 * 0.71 + 3.05 * 0.71 + 1) = 548.1874179465054
p2 = (549.02 * 3.05 * 0.71 + 823.53 * 3.05 * 0.43 + 923.08 * 2.90 * 0.29 + 451.61 * 1.80 * 0.71) / max_coefficients = 244.46621621621617
score = 548.1874179465054 * 0.5 + 244.46621621621617 * 0.5 = 396.3268170813608
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-09-15 | 116 -> 115 | 396.33 | |
| 2025-09-12 | 118 -> 116 | 396.33 | |
| 2025-09-10 | 113 -> 118 | 416.97 -> 396.33 |
Agari Spring Tournament 2024: 57% -> 43% |
| 2025-09-03 | 114 -> 113 | 416.97 | |
| 2025-09-01 | 115 -> 114 | 413.43 -> 416.97 | |
| 2025-08-31 | 110 -> 115 | 413.43 | |
| 2025-08-09 | 107 -> 110 | 420.82 -> 413.43 |
Agari Summer Tournament 2024: 86% -> 71% |
| 2025-08-04 | 108 -> 107 | 419.47 -> 420.82 | |
| 2025-08-03 | 107 -> 108 | 419.47 | |
| 2025-07-26 | 98 -> 107 | 441.36 -> 419.47 |
Autumn Agari tournament: 43% -> 29% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 549 |
|
24/52 | 71% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 2 | 452 |
|
18/32 | 71% | 1.80 | CRR | "Green Dragon" in the Secret Chamber | Korolyov | |
| 3 | 824 |
|
10/52 | 43% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow | |
| 4 | 923 |
|
4/40 | 29% | 2.90 | CRR | Autumn Agari tournament | Moscow | |
| 5 | 18 |
|
110/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow |