Kopylov Dmitry

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Feb. 19, 2023 (latest changes Feb. 19, 2023).

121 place (132.27).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 2.80 * 1) = 14.55

p1 = (135.14 * 4.05 * 1 + 384.62 * 1.80 * 1 + 120 * 4.20 * 1 + 0 + 0) / (4.05 * 1 + 1.80 * 1 + 4.20 * 1 + 1 + 1) = 144.6979253112033

p2 = (384.62 * 1.80 * 1 + 135.14 * 4.05 * 1 + 120 * 4.20 * 1) / max_coefficients = 119.8357388316151

score = 144.6979253112033 * 0.5 + 119.8357388316151 * 0.5 = 132.2668320714092

Rating changes

Show

all results
Date Place Points Reason
2023-01-28 122 -> 121 131.63 -> 132.27
2023-01-14 119 -> 122 131.63
2023-01-05 120 -> 119 131.63
2023-01-03 124 -> 120 131.63
2022-12-19 124 131.06 -> 131.63
2022-12-18 122 -> 124 131.06
2022-12-03 122 131.06

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 120 2022-11-06 67/76 100% 4.20 RR IX Russian Riichi Championship
2 385 2022-08-27 25/40 100% 1.80 CRR Sun tournament
3 135 2022-06-12 97/112 100% 4.05 RR Moscow Riichi 2022