Gudin Andrey
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Feb. 8, 2026 (latest changes Feb. 4, 2026).
219 place (197.49).
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 * 0.14 + 451.61 * 1.80 * 0.29 + 549.02 * 3.05 * 0.43 + 0 + 0) / (3.05 * 0.14 + 1.80 * 0.29 + 3.05 * 0.43 + 1 + 1) = 307.43880855041954
p2 = (549.02 * 3.05 * 0.43 + 823.53 * 3.05 * 0.14 + 451.61 * 1.80 * 0.29) / max_coefficients = 87.54983277591974
score = 307.43880855041954 * 0.5 + 87.54983277591974 * 0.5 = 197.49432066316965
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-01-30 | 220 -> 219 | 197.49 | |
| 2026-01-19 | 217 -> 220 | 205.49 -> 197.49 |
"Green Dragon" in the Secret Chamber: 43% -> 29% |
| 2026-01-12 | 218 -> 217 | 205.49 | |
| 2026-01-10 | 207 -> 218 | 239.83 -> 205.49 |
Agari Spring Tournament 2024: 29% -> 14% |
| 2026-01-05 | 208 -> 207 | 239.83 | |
| 2026-01-03 | 207 -> 208 | 239.83 | |
| 2025-12-29 | 206 -> 207 | 239.83 | |
| 2025-12-27 | 203 -> 206 | 239.83 | |
| 2025-12-25 | 204 -> 203 | 239.83 | |
| 2025-12-09 | 199 -> 204 | 255.45 -> 239.83 |
Agari Summer Tournament 2024: 57% -> 43% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 549 |
|
24/52 | 43% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 2 | 452 |
|
18/32 | 29% | 1.80 | CRR | "Green Dragon" in the Secret Chamber | Korolyov | |
| 3 | 824 |
|
10/52 | 14% | 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 |