Kolobov Vasilii
From Novosibirsk, Russia
Common russian riichi rating (CRR)
Rating date April 13, 2026 (latest changes April 13, 2026).
329 place (16.99).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (0 * 1.60 * 0.14 + 64.52 * 2.40 * 0.86 + 0 + 0 + 0) / (1.60 * 0.14 + 2.40 * 0.86 + 1 + 1 + 1) = 25.107460156498316
p2 = (64.52 * 2.40 * 0.86 + 0 * 1.60 * 0.14) / max_coefficients = 8.876923076923077
score = 25.107460156498316 * 0.5 + 8.876923076923077 * 0.5 = 16.9921916167107
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-04-13 | 329 | 18.93 -> 16.99 |
Akademgorodok Riichi Mahjong Tournament 2025: 100% -> 86% |
| 2026-04-11 | 327 -> 329 | 18.93 | |
| 2026-04-05 | 321 -> 327 | 18.93 | |
| 2026-03-30 | 328 -> 321 | 18.93 | |
| 2026-03-21 | 318 -> 328 | 18.93 | |
| 2026-03-14 | 315 -> 318 | 18.93 | |
| 2026-03-10 | 316 -> 315 | 18.93 | |
| 2026-03-07 | 313 -> 316 | 18.93 | |
| 2026-03-05 | 313 | 18.40 -> 18.93 |
Akademgorodok: Riichi Mahjong Tournament 2024: 29% -> 14% |
| 2026-02-25 | 316 -> 313 | 18.40 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 65 |
|
30/32 | 86% | 2.40 | CRR | Akademgorodok Riichi Mahjong Tournament 2025 | Novosibirsk | |
| 2 | 0 |
|
16/16 | 14% | 1.60 | CRR | Akademgorodok: Riichi Mahjong Tournament 2024 | Novosibirsk | |
| 3 | 800 |
|
4/16 | 0% | 1.60 | CRR | Riichi Tournament 2022 | Novosibirsk |