Grashhenko Artem

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date Dec. 6, 2025 (latest changes Dec. 4, 2025).

263 place (99.51).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (565.22 * 2.10 * 0.29 + 254.90 * 3.05 * 0.57 + 0 + 0 + 0) / (2.10 * 0.29 + 3.05 * 0.57 + 1 + 1 + 1) = 146.61952481311087

p2 = (254.90 * 3.05 * 0.57 + 565.22 * 2.10 * 0.29) / max_coefficients = 52.39799331103679

score = 146.61952481311087 * 0.5 + 52.39799331103679 * 0.5 = 99.50875906207384

Rating changes

Show

all results
Date Place Points Reason
2025-11-30 259 -> 263 116.31 -> 99.51

Seihoku spring tournament 2024: 43% -> 29%
2025-11-25 260 -> 259 116.31
2025-11-15 261 -> 260 116.31
2025-11-04 253 -> 261 117.76 -> 116.31
2025-11-01 254 -> 253 117.65 -> 117.76
2025-10-22 243 -> 254 148.15 -> 117.65

Mushroom League: 14% -> 0%
2025-10-13 243 147.00 -> 148.15
2025-10-09 241 -> 243 152.15 -> 147.00

Agari Summer Tournament 2024: 71% -> 57%
2025-09-30 235 -> 241 166.91 -> 152.15

Seihoku spring tournament 2024: 57% -> 43%
2025-09-19 236 -> 235 166.91

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 255 2024-06-09 39/52 57% 3.05 RR Agari Summer Tournament 2024 Moscow
2 565 2024-03-30 21/47 29% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
3 455 2023-10-22 13/23 0% 2.10 CRR Mushroom League Moscow