Abakumov Artur

From Tyumen, Russia

Player page

Common russian riichi rating (CRR)

Rating date Sept. 15, 2025 (latest changes Sept. 15, 2025).

273 place (61.78).

max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8

p1 = (111.11 * 2.30 * 0.43 + 217.39 * 2.20 * 0.86 + 0 + 0 + 0) / (2.30 * 0.43 + 2.20 * 0.86 + 1 + 1 + 1) = 88.47123343665908

p2 = (217.39 * 2.20 * 0.86 + 111.11 * 2.30 * 0.43) / max_coefficients = 35.097972972972975

score = 88.47123343665908 * 0.5 + 35.097972972972975 * 0.5 = 61.78460320481602

Rating changes

Show

all results
Date Place Points Reason
2025-09-15 272 -> 273 67.37 -> 61.78

Tails, money, two renchans: 100% -> 86%
2025-09-03 282 -> 272 67.37
2025-09-01 282 66.85 -> 67.37
2025-08-31 276 -> 282 66.85
2025-08-25 277 -> 276 68.45 -> 66.85

Chasing Kan: 57% -> 43%
2025-08-04 277 68.25 -> 68.45
2025-08-03 272 -> 277 68.25
2025-08-02 271 -> 272 68.25
2025-07-30 272 -> 271 68.25
2025-07-26 269 -> 272 68.25

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 217 2024-09-15 19/24 86% 2.20 CRR Tails, money, two renchans Tyumen
2 111 2024-02-25 25/28 43% 2.30 CRR Chasing Kan Yekaterinburg