Altynchurin Alexandr
From Ivanovo, Russia
EMA: 15990184
Common russian riichi rating (CRR)
Rating date Aug. 13, 2026 (latest changes Aug. 13, 2026).
326 place (115.13).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997
p1 = (818.18 * 1.10 * 0.86 + 111.11 * 2.45 * 1 + 0 + 0 + 0) / (1.10 * 0.86 + 2.45 * 1 + 1 + 1 + 1) = 163.24746081926415
p2 = (818.18 * 1.10 * 0.86 + 111.11 * 2.45 * 1) / max_coefficients = 67.00928656597394
score = 163.24746081926415 * 0.5 + 67.00928656597394 * 0.5 = 115.12837369261905
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-08-13 | 327 -> 326 | 115.13 | |
| 2026-08-04 | 331 -> 327 | 115.13 | |
| 2026-08-02 | 175 -> 331 | 39.31 -> 115.13 |
Ivanovo Babayka 2026: 0% -> 100% turnir-desyatiletiya-kluba-damaten-2015-2025: 100% -> 86% |
| 2021-02-01 | 239 -> 175 | 134.40 -> 39.31 | |
| 2020-02-01 | 239 | 134.40 |