Dergunov Aleksey

From Moscow, Russia

Player page

Internal rating (RR)

Rating date Oct. 11, 2024 (latest changes Oct. 11, 2024).

17 place (667.01).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284

p1 = (252.87 * 3.75 * 0.57 + 214.95 * 4 * 0.86 + 260.87 * 2.10 * 1 + 747.66 * 4.60 * 1 + 744.68 * 2.80 * 1 + 797.47 * 3.65 * 1 + 673.68 * 3.85 * 1 + 960.78 * 3.05 * 1 + 176.47 * 3.05 * 1) / (3.75 * 0.57 + 4 * 0.86 + 2.10 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.85 * 1 + 3.05 * 1 + 3.05 * 1) = 569.354560246101

p2 = (747.66 * 4.60 * 1 + 960.78 * 3.05 * 1 + 797.47 * 3.65 * 1 + 673.68 * 3.85 * 1) / max_coefficients = 764.6686071971355

score = 569.354560246101 * 0.5 + 764.6686071971355 * 0.5 = 667.0115837216183

Rating changes

Show

all results
Date Place Points Reason
2024-10-11 19 -> 17 664.11 -> 667.01

Money can not buy tenpai: 71% -> 57%
2024-09-06 17 -> 19 664.11
2024-09-03 23 -> 17 647.19 -> 664.11

SPB Riichi Open 2023: 100% -> 86%
2024-09-01 20 -> 23 641.18 -> 647.19

SPB Riichi Open 2024: 0% -> 100%
2024-08-11 21 -> 20 634.33 -> 641.18

Money can not buy tenpai: 86% -> 71%
2024-08-04 34 -> 21 559.08 -> 634.33

Riichi over Volga: 0% -> 100%
2024-07-14 40 -> 34 498.57 -> 559.08

Guardian of the Winds: 0% -> 100%
2024-07-06 42 -> 40 498.57
2024-06-11 45 -> 42 491.40 -> 498.57

Money can not buy tenpai: 100% -> 86%
2024-06-09 37 -> 45 514.62 -> 491.40

Agari Summer Tournament 2024: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 674 2024-09-01 32/96 100% 3.85 RR SPB Riichi Open 2024
2 797 2024-08-04 17/80 100% 3.65 RR Riichi over Volga
3 745 2024-07-14 13/48 100% 2.80 RR Guardian of the Winds
4 176 2024-06-09 43/52 100% 3.05 RR Agari Summer Tournament 2024
5 748 2024-05-12 28/108 100% 4.60 RR X Russian Championship
6 261 2024-03-30 35/47 100% 2.10 RR Seihoku spring tournament 2024
7 961 2024-03-10 3/52 100% 3.05 RR Agari Spring Tournament 2024
8 215 2023-09-03 85/108 86% 4.00 RR SPB Riichi Open 2023
9 253 2023-06-11 66/88 57% 3.75 RR Money can not buy tenpai
10 486 2022-06-12 58/112 0% 4.05 RR Moscow Riichi 2022
11 612 2022-03-20 27/68 0% 3.50 RR Tenpai can't buy happiness
12 511 2021-12-19 24/48 0% 3.10 RR Agari team tournament