Karabanova Olesya

From Moscow, Russia

Player page

Internal rating (RR)

Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).

77 place (337.87).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (186.67 * 3.45 * 0.14 + 659.57 * 3.10 * 0.29 + 663.55 * 4 * 1 + 0 + 0) / (3.45 * 0.14 + 3.10 * 0.29 + 4 * 1 + 1 + 1) = 451.3561039075443

p2 = (663.55 * 4 * 1 + 659.57 * 3.10 * 0.29 + 186.67 * 3.45 * 0.14) / max_coefficients = 224.37708495938975

score = 451.3561039075443 * 0.5 + 224.37708495938975 * 0.5 = 337.866594433467

Rating changes

Show

all results
Date Place Points Reason
2023-09-28 78 -> 77 332.68 -> 337.87

Saint Petersburg Open 2021: 29% -> 14%
2023-09-06 79 -> 78 332.68
2023-09-03 110 -> 79 108.75 -> 332.68

SPB Riichi Open 2023: 0% -> 100%
2023-08-19 106 -> 110 141.04 -> 108.75

Agari team tournament: 43% -> 29%
2023-08-12 106 139.26 -> 141.04
2023-07-28 106 142.15 -> 139.26

Saint Petersburg Open 2021: 43% -> 29%
2023-07-20 107 -> 106 140.61 -> 142.15
2023-07-06 108 -> 107 140.61
2023-06-19 105 -> 108 167.42 -> 140.61

Agari team tournament: 57% -> 43%
2023-06-12 104 -> 105 165.35 -> 167.42

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 664 2023-09-03 37/108 100% 4.00 RR SPB Riichi Open 2023
2 660 2021-12-19 17/48 29% 3.10 RR Agari team tournament
3 187 2021-11-28 62/76 14% 3.45 RR Saint Petersburg Open 2021