Dergunov Aleksey

From Moscow, Russia

Player page

Internal rating (RR)

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

79 place (247.00).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.57 + 4.05 * 0.29) = 11.306965

p1 = (611.94 * 3.50 * 0.14 + 486.49 * 4.05 * 0.29 + 252.87 * 3.75 * 1 + 214.95 * 4 * 1 + 0) / (3.50 * 0.14 + 4.05 * 0.29 + 3.75 * 1 + 4 * 1 + 1) = 257.2306669350697

p2 = (252.87 * 3.75 * 1 + 214.95 * 4 * 1 + 486.49 * 4.05 * 0.29 + 611.94 * 3.50 * 0.14) / max_coefficients = 236.76203119050956

score = 257.2306669350697 * 0.5 + 236.76203119050956 * 0.5 = 246.99634906278962

Rating changes

Show

all results
Date Place Points Reason
2024-03-06 81 -> 79 241.03 -> 247.00
2024-02-12 80 -> 81 253.13 -> 241.03

Moscow Riichi 2022: 43% -> 29%
2024-01-20 76 -> 80 272.83 -> 253.13

Tenpai can't buy happiness: 29% -> 14%
2024-01-06 80 -> 76 266.84 -> 272.83
2023-12-19 77 -> 80 284.44 -> 266.84

Agari team tournament: 14% -> 0%
2023-12-12 78 -> 77 293.65 -> 284.44

Moscow Riichi 2022: 57% -> 43%
2023-11-28 85 -> 78 293.65
2023-11-20 81 -> 85 310.77 -> 293.65

Tenpai can't buy happiness: 43% -> 29%
2023-11-06 85 -> 81 304.84 -> 310.77
2023-10-19 85 307.88 -> 304.84

Agari team tournament: 29% -> 14%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 215 2023-09-03 85/108 100% 4.00 RR SPB Riichi Open 2023
2 253 2023-06-11 66/88 100% 3.75 RR Money can not buy tenpai
3 486 2022-06-12 58/112 29% 4.05 RR Moscow Riichi 2022
4 612 2022-03-20 27/68 14% 3.50 RR Tenpai can't buy happiness
5 511 2021-12-19 24/48 0% 3.10 RR Agari team tournament