Gudin Andrey
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Dec. 7, 2025 (latest changes Dec. 4, 2025).
190 place (255.45).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (823.53 * 3.05 * 0.29 + 451.61 * 1.80 * 0.43 + 549.02 * 3.05 * 0.57 + 0 + 0) / (3.05 * 0.29 + 1.80 * 0.43 + 3.05 * 0.57 + 1 + 1) = 375.5973065385976
p2 = (549.02 * 3.05 * 0.57 + 823.53 * 3.05 * 0.29 + 451.61 * 1.80 * 0.43) / max_coefficients = 135.30635451505017
score = 375.5973065385976 * 0.5 + 135.30635451505017 * 0.5 = 255.45183052682387
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-11-25 | 143 -> 190 | 331.00 -> 255.45 | |
| 2025-11-22 | 140 -> 143 | 331.00 | |
| 2025-11-19 | 140 | 333.63 -> 331.00 |
"Green Dragon" in the Secret Chamber: 57% -> 43% |
| 2025-11-14 | 141 -> 140 | 333.63 | |
| 2025-11-12 | 142 -> 141 | 333.63 | |
| 2025-11-10 | 129 -> 142 | 358.52 -> 333.63 |
Agari Spring Tournament 2024: 43% -> 29% |
| 2025-11-04 | 127 -> 129 | 362.90 -> 358.52 | |
| 2025-11-01 | 127 | 362.55 -> 362.90 | |
| 2025-10-25 | 128 -> 127 | 362.55 | |
| 2025-10-13 | 127 -> 128 | 359.50 -> 362.55 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 549 |
|
24/52 | 57% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 2 | 452 |
|
18/32 | 43% | 1.80 | CRR | "Green Dragon" in the Secret Chamber | Korolyov | |
| 3 | 824 |
|
10/52 | 29% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow | |
| 4 | 923 |
|
4/40 | 0% | 2.90 | CRR | Autumn Agari tournament | Moscow | |
| 5 | 18 |
|
110/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow |