Grashhenko Artem

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date July 1, 2025 (latest changes June 27, 2025).

220 place (190.19).

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

p1 = (454.55 * 2.10 * 0.29 + 565.22 * 2.10 * 0.71 + 254.90 * 3.05 * 0.86 + 0 + 0) / (2.10 * 0.29 + 2.10 * 0.71 + 3.05 * 0.86 + 1 + 1) = 266.13922377425007

p2 = (565.22 * 2.10 * 0.71 + 254.90 * 3.05 * 0.86 + 454.55 * 2.10 * 0.29) / max_coefficients = 114.2324898706486

score = 266.13922377425007 * 0.5 + 114.2324898706486 * 0.5 = 190.18585682244935

Rating changes

Show

Date Place Points Reason
2025-06-27 221 -> 220 190.19
2025-06-25 222 -> 221 190.19
2025-06-22 216 -> 222 198.58 -> 190.19

Mushroom League: 43% -> 29%

2025-06-15 207 -> 216 200.40 -> 198.58
2025-06-14 201 -> 207 200.40
2025-06-11 208 -> 201 200.40
2025-06-09 207 -> 208 203.49 -> 200.40

Agari Summer Tournament 2024: 100% -> 86%

2025-05-30 202 -> 207 214.72 -> 203.49

Seihoku spring tournament 2024: 86% -> 71%

2025-05-25 203 -> 202 214.72
2025-05-17 201 -> 203 214.72

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 255 2024-06-09 39/52 86% 3.05 RR Agari Summer Tournament 2024 Moscow
2 565 2024-03-30 21/47 71% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
3 455 2023-10-22 13/23 29% 2.10 CRR Mushroom League Moscow