Kopylov Dmitry

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Nov. 21, 2022 (latest changes Nov. 21, 2022).

122 place (129.70).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 1) = 15.2

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 = 114.71118421052631

score = 144.6979253112033 * 0.5 + 114.71118421052631 * 0.5 = 129.70455476086482

Rating changes

Show

Date Place Points Reason
2022-11-06 103 -> 122 113.38 -> 129.70

IX Russian Riichi Championship: 0% -> 100%

2022-11-05 103 113.38

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