Kolobov Vasilii
From Novosibirsk, Russia
Common russian riichi rating (CRR)
Rating date July 1, 2025 (latest changes June 27, 2025).
283 place (-49.52).
how we calculated rating score
max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266
p1 = (0 * 1.60 * 0.86 + -208.33 * 2.20 * 1 + 0 + 0 + 0) / (1.60 * 0.86 + 2.20 * 1 + 1 + 1 + 1) = -69.74659735579849
p2 = (0 * 1.60 * 0.86 + -208.33 * 2.20 * 1) / max_coefficients = -29.300003963520272
score = -69.74659735579849 * 0.5 + -29.300003963520272 * 0.5 = -49.52330065965938
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-06-15 | 274 -> 283 | -49.96 -> -49.52 | |
| 2025-06-14 | 269 -> 274 | -49.96 | |
| 2025-06-11 | 277 -> 269 | -49.96 | |
| 2025-06-08 | 274 -> 277 | -49.96 | |
| 2025-05-17 | 271 -> 274 | -49.96 | |
| 2025-05-12 | 271 | -49.33 -> -49.96 | |
| 2025-05-05 | 271 | -48.16 -> -49.33 |
Akademgorodok: Riichi Mahjong Tournament 2024: 100% -> 86% |
| 2025-05-03 | 265 -> 271 | -48.16 | |
| 2025-05-01 | 272 -> 265 | -48.16 | |
| 2025-04-27 | 266 -> 272 | -48.16 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | -208 |
|
30/25 | 100% | 2.20 | CRR | Akademgorodok Riichi Mahjong Tournament 2025 | Novosibirsk |
| 2 | 0 |
|
16/16 | 86% | 1.60 | CRR | Akademgorodok: Riichi Mahjong Tournament 2024 | Novosibirsk |
| 3 | 800 |
|
4/16 | 0% | 1.60 | CRR | Riichi Tournament 2022 | Novosibirsk |