Barabanov Alexandr

From Krasnogorsk, Russia

EMA: 15990380

Player page

Internal rating (RR)

Rating date May 20, 2025 (latest changes May 12, 2025).

129 place (308.25).

max_coefficients = (4.60 * 0.86 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.19266

p1 = (775.70 * 4.60 * 0.86 + 215.69 * 3.05 * 1 + 0 + 0 + 0) / (4.60 * 0.86 + 3.05 * 1 + 1 + 1 + 1) = 371.88996723595125

p2 = (775.70 * 4.60 * 0.86 + 215.69 * 3.05 * 1) / max_coefficients = 244.60298591556713

score = 371.88996723595125 * 0.5 + 244.60298591556713 * 0.5 = 308.2464765757592

Rating changes

Show

all results
Date Place Points Reason
2025-05-12 121 -> 129 331.72 -> 308.25

X Russian Championship: 100% -> 86%
2025-05-10 122 -> 121 331.72
2025-05-03 118 -> 122 331.72
2025-04-26 115 -> 118 331.72
2025-04-11 116 -> 115 331.72
2025-03-30 118 -> 116 331.72
2025-03-03 119 -> 118 331.72
2025-03-02 115 -> 119 331.72
2025-02-16 107 -> 115 331.72
2025-02-02 105 -> 107 331.72

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 216 2024-06-09 41/52 100% 3.05 RR Agari Summer Tournament 2024 Moscow
2 776 2024-05-12 25/108 86% 4.60 RR X Russian Championship Perm
3 919 2019-12-15 10/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
4 743 2019-07-21 10/36 0% 3.20 RR Moscow Open Riichi Marathon 2019 Moscow
5 830 2019-01-13 9/48 0% 3.10 RR Agari team tournament 2019 Moscow
6 95 2018-12-16 58/64 0% 3.45 EMA White Dragon Tournament Moscow
7 296 2018-07-15 20/28 0% 3.00 RR Moscow Open Riichi Marathon Moscow
8 800 2017-10-07 4/16 0% 1.40 RR Red Dragon tournament 2017 Moscow
9 370 2017-09-24 18/28 0% 2.60 RR Moscow Riichi Half Marathon 2017 Moscow