Oparin Konstantin

From Moscow, Russia

Player page

Internal rating (RR)

Rating date Dec. 30, 2024 (latest changes Dec. 11, 2024).

6 place (764.63).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (691.59 * 4 * 0.71 + 990.65 * 4.60 * 1 + 772.15 * 3.65 * 1 + 843.14 * 3.05 * 1 + 894.74 * 3.85 * 1 + 269.66 * 3.75 * 1 + 196.08 * 3.05 * 1) / (4 * 0.71 + 4.60 * 1 + 3.65 * 1 + 3.05 * 1 + 3.85 * 1 + 3.75 * 1 + 3.05 * 1) = 684.3561546647746

p2 = (990.65 * 4.60 * 1 + 894.74 * 3.85 * 1 + 772.15 * 3.65 * 1 + 843.14 * 3.05 * 1) / max_coefficients = 844.9003154574133

score = 684.3561546647746 * 0.5 + 844.9003154574133 * 0.5 = 764.628235061094

Rating changes

Show

Date Place Points Reason
2024-11-03 6 764.71 -> 764.63

SPB Riichi Open 2023: 86% -> 71%

2024-10-13 2 -> 6 809.42 -> 764.71

Moscow Riichi 2024: 0% -> 100%

2024-09-03 2 799.33 -> 809.42

SPB Riichi Open 2023: 100% -> 86%

2024-09-01 3 -> 2 778.17 -> 799.33

SPB Riichi Open 2024: 0% -> 100%

2024-08-11 3 773.76 -> 778.17
2024-08-04 10 -> 3 687.13 -> 773.76

Riichi over Volga: 0% -> 100%

2024-07-14 9 -> 10 687.13
2024-06-11 9 674.85 -> 687.13
2024-06-09 8 -> 9 683.72 -> 674.85

Agari Summer Tournament 2024: 0% -> 100%

2024-05-12 31 -> 8 472.47 -> 683.72

X Russian Championship: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 270 2024-10-13 66/90 100% 3.75 RR Moscow Riichi 2024
2 895 2024-09-01 11/96 100% 3.85 RR SPB Riichi Open 2024
3 772 2024-08-04 19/80 100% 3.65 RR Riichi over Volga
4 196 2024-06-09 42/52 100% 3.05 RR Agari Summer Tournament 2024
5 991 2024-05-12 2/108 100% 4.60 RR X Russian Championship
6 843 2024-03-10 9/52 100% 3.05 RR Agari Spring Tournament 2024
7 692 2023-09-03 34/108 71% 4.00 RR SPB Riichi Open 2023