Isabaev Rustam

From Chelyabinsk, Russia

Player page

Common russian riichi rating (CRR)

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

266 place (74.44).

max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266

p1 = (210.53 * 2.10 * 0.29 + 407.41 * 2.30 * 0.43 + 0 + 0 + 0) / (2.10 * 0.29 + 2.30 * 0.43 + 1 + 1 + 1) = 115.12184484544514

p2 = (407.41 * 2.30 * 0.43 + 210.53 * 2.10 * 0.29) / max_coefficients = 33.74873582881684

score = 115.12184484544514 * 0.5 + 33.74873582881684 * 0.5 = 74.435290337131

Rating changes

Show

all results
Date Place Points Reason
2025-06-15 257 -> 266 74.94 -> 74.44
2025-06-14 252 -> 257 74.94
2025-06-11 257 -> 252 74.94
2025-06-08 255 -> 257 74.94
2025-05-30 256 -> 255 74.94
2025-05-17 253 -> 256 74.94
2025-05-12 253 74.21 -> 74.94
2025-05-05 250 -> 253 88.20 -> 74.21

Finding Dora: 57% -> 43%
2025-05-03 246 -> 250 88.20
2025-05-01 248 -> 246 88.20

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 407 2023-11-05 17/28 43% 2.30 CRR Finding Dora Yekaterinburg
2 211 2023-08-27 16/20 29% 2.10 CRR 13 tiles until tempai Yekaterinburg