Kopylov Dmitry

From Saint Petersburg, Russia

Player page

Internal rating (RR)

Rating date July 6, 2024 (latest changes July 6, 2024).

111 place (200.18).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001

p1 = (120 * 4.20 * 0.29 + 205.61 * 4 * 1 + 630.43 * 2.10 * 1 + 0 + 0) / (4.20 * 0.29 + 4 * 1 + 2.10 * 1 + 1 + 1) = 246.27363187289382

p2 = (630.43 * 2.10 * 1 + 205.61 * 4 * 1 + 120 * 4.20 * 0.29) / max_coefficients = 154.0844146560931

score = 246.27363187289382 * 0.5 + 154.0844146560931 * 0.5 = 200.17902326449345

Rating changes

Show

all results
Date Place Points Reason
2024-07-06 113 -> 111 198.77 -> 200.18

IX Russian Riichi Championship: 43% -> 29%
2024-06-11 116 -> 113 207.98 -> 198.77
2024-06-09 107 -> 116 207.98
2024-05-12 85 -> 107 223.33 -> 207.98
2024-05-06 88 -> 85 219.82 -> 223.33

IX Russian Riichi Championship: 57% -> 43%
2024-04-12 92 -> 88 219.68 -> 219.82

Moscow Riichi 2022: 29% -> 14%
2024-03-30 98 -> 92 114.26 -> 219.68

Seihoku spring tournament 2024: 0% -> 100%
2024-03-20 107 -> 98 114.26
2024-03-10 99 -> 107 122.29 -> 114.26
2024-03-06 98 -> 99 122.12 -> 122.29

IX Russian Riichi Championship: 71% -> 57%

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
3 120 2022-11-06 67/76 29% 4.20 RR IX Russian Riichi Championship
4 135 2022-06-12 97/112 0% 4.05 RR Moscow Riichi 2022