Abakumov Artur

From Tyumen, Russia

Player page

Common russian riichi rating (CRR)

Rating date April 1, 2025 (latest changes March 30, 2025).

245 place (70.61).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (111.11 * 2.30 * 0.86 + 217.39 * 2.20 * 1 + 0 + 0 + 0) / (2.30 * 0.86 + 2.20 * 1 + 1 + 1 + 1) = 97.23440421790657

p2 = (217.39 * 2.20 * 1 + 111.11 * 2.30 * 0.86) / max_coefficients = 43.99369085173501

score = 97.23440421790657 * 0.5 + 43.99369085173501 * 0.5 = 70.6140475348208

Rating changes

Show

Date Place Points Reason
2025-03-29 239 -> 245 70.61
2025-03-23 227 -> 239 70.61
2025-03-05 228 -> 227 70.61
2025-03-03 229 -> 228 70.61
2025-03-02 228 -> 229 70.61
2025-03-01 229 -> 228 70.61
2025-02-25 231 -> 229 72.07 -> 70.61

Chasing Kan: 100% -> 86%

2025-02-16 226 -> 231 72.07
2025-02-11 228 -> 226 72.07
2025-02-02 222 -> 228 72.07

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 217 2024-09-15 19/24 100% 2.20 CRR Tails, money, two renchans
2 111 2024-02-25 25/28 86% 2.30 CRR Chasing Kan