korobkin Alexander

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 12, 2023 (latest changes Aug. 12, 2023).

157 place (75.58).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 2.80 * 1) = 13.642914999999999

p1 = (42.55 * 3.10 * 0.43 + 298.51 * 3.50 * 0.57 + 0 + 0 + 0) / (3.10 * 0.43 + 3.50 * 0.57 + 1 + 1 + 1) = 103.26677790840255

p2 = (298.51 * 3.50 * 0.57 + 42.55 * 3.10 * 0.43) / max_coefficients = 47.90251936627913

score = 103.26677790840255 * 0.5 + 47.90251936627913 * 0.5 = 75.58464863734083

Rating changes

Show

all results
Date Place Points Reason
2023-08-12 157 74.61 -> 75.58
2023-07-20 157 87.01 -> 74.61

Tenpai can't buy happiness: 71% -> 57%
2023-07-03 159 -> 157 87.01
2023-06-19 159 87.01

Agari team tournament: 57% -> 43%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 299 2022-03-20 48/68 57% 3.50 RR Tenpai can't buy happiness Perm
2 43 2021-12-19 46/48 43% 3.10 RR Agari team tournament Moscow