Burakov Ivan

From Tyumen, Russia

Player page

Common russian riichi rating (CRR)

Rating date March 31, 2025 (latest changes March 30, 2025).

211 place (176.75).

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

p1 = (103.45 * 3.75 * 0.29 + 148.15 * 2.30 * 0.57 + 608.70 * 2.20 * 1 + 0 + 0) / (3.75 * 0.29 + 2.30 * 0.57 + 2.20 * 1 + 1 + 1) = 249.73597677962283

p2 = (608.70 * 2.20 * 1 + 148.15 * 2.30 * 0.57 + 103.45 * 3.75 * 0.29) / max_coefficients = 103.7640378548896

score = 249.73597677962283 * 0.5 + 103.7640378548896 * 0.5 = 176.7500073172562

Rating changes

Show

Date Place Points Reason
2025-03-29 208 -> 211 176.75
2025-03-23 200 -> 208 176.75
2025-03-05 200 175.87 -> 176.75

Finding Dora: 71% -> 57%

2025-03-02 199 -> 200 175.87
2025-02-25 200 -> 199 175.87
2025-02-22 201 -> 200 175.87
2025-02-16 194 -> 201 175.87
2025-02-11 195 -> 194 172.53 -> 175.87

Money can not buy tenpai: 43% -> 29%

2025-02-02 189 -> 195 172.53
2025-01-26 180 -> 189 172.53

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 609 2024-09-15 10/24 100% 2.20 CRR Tails, money, two renchans
2 148 2023-11-05 24/28 57% 2.30 CRR Finding Dora
3 103 2023-06-11 79/88 29% 3.75 RR Money can not buy tenpai