Volosnikov Oleg

From Kurgan, Russia

Player page

Internal rating (RR)

Rating date Sept. 4, 2026 (latest changes Sept. 3, 2026).

73 place (506.79).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (483.87 * 2.40 * 0.43 + 328.36 * 4.10 * 0.71 + 600 * 2.50 * 1 + 727.27 * 4.71 * 1 + 483.87 * 2.40 * 1) / (2.40 * 0.43 + 4.10 * 0.71 + 2.50 * 1 + 4.71 * 1 + 2.40 * 1) = 556.1995891583199

p2 = (727.27 * 4.71 * 1 + 600 * 2.50 * 1 + 483.87 * 2.40 * 1 + 328.36 * 4.10 * 0.71) / max_coefficients = 457.39000648929266

score = 556.1995891583199 * 0.5 + 457.39000648929266 * 0.5 = 506.7947978238063

Rating changes

Show

all results
Date Place Points Reason
2026-09-03 75 -> 73 506.79
2026-09-02 76 -> 75 505.90 -> 506.79

Riichi Maslenitsa (shrovetide): 57% -> 43%
2026-08-31 78 -> 76 505.16 -> 505.90
2026-08-26 77 -> 78 505.16
2026-08-16 76 -> 77 505.16
2026-08-15 76 505.10 -> 505.16

13 bloody tiles: 86% -> 71%
2026-08-13 75 -> 76 505.10
2026-08-08 76 -> 75 505.10
2026-08-04 77 -> 76 505.10
2026-07-26 78 -> 77 505.10

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 484 2026-07-12 17/32 100% 2.40 RR Poplar fluff. Mahjong. July. Yekaterinburg
2 727 2026-06-14 40/144 100% 4.71 RR XII Russian Championship Samara
3 600 2026-02-08 15/36 100% 2.50 RR One tsumo until spring Yekaterinburg
4 328 2025-06-15 46/68 71% 4.10 RR 13 bloody tiles Perm
5 484 2025-03-02 17/32 43% 2.40 RR Riichi Maslenitsa (shrovetide) Yekaterinburg
6 64 2024-07-14 45/48 0% 2.80 RR Guardian of the Winds Yekaterinburg
7 290 2024-05-12 77/108 0% 4.60 RR X Russian Championship Perm