Grashhenko Artem

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date Oct. 22, 2025 (latest changes Oct. 22, 2025).

254 place (117.65).

max_coefficients = (4.10 * 1 + 3.50 * 1 + 3.45 * 1 + 3.85 * 0.86) = 14.349835

p1 = (565.22 * 2.10 * 0.43 + 254.90 * 3.05 * 0.57 + 0 + 0 + 0) / (2.10 * 0.43 + 3.05 * 0.57 + 1 + 1 + 1) = 168.88157183540883

p2 = (565.22 * 2.10 * 0.43 + 254.90 * 3.05 * 0.57) / max_coefficients = 66.40982283071547

score = 168.88157183540883 * 0.5 + 66.40982283071547 * 0.5 = 117.64569733306215

Rating changes

Show

all results
Date Place Points Reason
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
2025-09-15 238 -> 236 166.91
2025-09-03 246 -> 238 166.91
2025-09-01 246 165.69 -> 166.91
2025-08-31 241 -> 246 165.69
2025-08-25 243 -> 241 165.69

Tournaments

# Base rank Date Place Power Coefficient Type 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 43% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
3 455 2023-10-22 13/23 0% 2.10 CRR Mushroom League Moscow