Kopylov Dmitry

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date April 25, 2024 (latest changes April 25, 2024).

111 place (243.22).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001

p1 = (135.14 * 4.05 * 0.14 + 384.62 * 1.80 * 0.43 + 120 * 4.20 * 0.57 + 0 * 1.80 * 0.71 + 434.78 * 1.40 * 0.86 + 205.61 * 4 * 1 + 630.43 * 2.10 * 1) / (4.05 * 0.14 + 1.80 * 0.43 + 4.20 * 0.57 + 1.80 * 0.71 + 1.40 * 0.86 + 4 * 1 + 2.10 * 1) = 270.0249720629859

p2 = (630.43 * 2.10 * 1 + 205.61 * 4 * 1 + 434.78 * 1.40 * 0.86 + 384.62 * 1.80 * 0.43) / max_coefficients = 216.4065693430657

score = 270.0249720629859 * 0.5 + 216.4065693430657 * 0.5 = 243.2157707030258

Rating changes

Show

Date Place Points Reason
2024-04-25 113 -> 111 240.46 -> 243.22

Earth cup: 86% -> 71%

2024-04-22 111 -> 113 244.97 -> 240.46

Fire cup 2023: 100% -> 86%

2024-04-12 116 -> 111 242.11 -> 244.97

Moscow Riichi 2022: 29% -> 14%

2024-03-30 135 -> 116 169.93 -> 242.11

Seihoku spring tournament 2024: 0% -> 100%

2024-03-20 141 -> 135 169.93
2024-03-10 137 -> 141 173.60 -> 169.93
2024-03-06 137 171.00 -> 173.60

IX Russian Riichi Championship: 71% -> 57%

2024-03-03 138 -> 137 171.00
2024-02-27 137 -> 138 176.69 -> 171.00

Sun tournament: 57% -> 43%

2024-02-25 135 -> 137 174.69 -> 176.69

Earth cup: 100% -> 86%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 630 2024-03-30 18/47 100% 2.10 RR Seihoku spring tournament 2024
2 206 2023-09-03 86/108 100% 4.00 RR SPB Riichi Open 2023
3 435 2023-04-22 14/24 86% 1.40 CRR Fire cup 2023
4 0 2023-02-25 32/32 71% 1.80 CRR Earth cup
5 120 2022-11-06 67/76 57% 4.20 RR IX Russian Riichi Championship
6 385 2022-08-27 25/40 43% 1.80 CRR Sun tournament
7 135 2022-06-12 97/112 14% 4.05 RR Moscow Riichi 2022