Barabanov Alexandr

From Krasnogorsk, Russia

EMA: 15990380

Player page

Common russian riichi rating (CRR)

Rating date May 29, 2020 (latest changes May 28, 2020).

39 place (599.88).

max_coefficients = (4.05 * 1 + 3.85 * 1 + 4.20 * 0.86 + 3.45 * 1) = 14.949819999999999

p1 = (296.30 * 3 * 0.14 + 95.24 * 3.45 * 0.57 + 829.79 * 3.10 * 0.57 + 742.86 * 3.20 * 1 + 918.92 * 4.05 * 1 + 368.42 * 2.40 * 1) / (3 * 0.14 + 3.45 * 0.57 + 3.10 * 0.57 + 3.20 * 1 + 4.05 * 1 + 2.40 * 1) = 634.3495615847054

p2 = (918.92 * 4.05 * 1 + 742.86 * 3.20 * 1 + 829.79 * 3.10 * 0.57 + 368.42 * 2.40 * 1) / max_coefficients = 565.4121588086011

score = 634.3495615847054 * 0.5 + 565.4121588086011 * 0.5 = 599.8808601966532

Chart scale: normalized original

Rating changes

Show

Date Place Points Reason
2020-05-18 40 -> 39 599.88
2020-05-15 41 -> 40 594.80 -> 599.88

Moscow Open Riichi Marathon: 29% -> 14%

2020-05-13 36 -> 41 610.19 -> 594.80

Agari team tournament 2019: 71% -> 57%

2020-05-05 37 -> 36 610.19
2020-05-04 41 -> 37 598.81 -> 610.19
2020-05-01 42 -> 41 598.81
2020-04-16 42 590.12 -> 598.81

White Dragon Tournament: 71% -> 57%

2020-03-18 43 -> 42 590.12
2020-03-15 43 585.77 -> 590.12

Moscow Open Riichi Marathon: 43% -> 29%

2020-03-13 42 -> 43 600.69 -> 585.77

Agari team tournament 2019: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 368 2020-02-02 13/20 100% 2.40 CRR double-burning-2020
2 919 2019-12-15 10/112 100% 4.05 EMA VIII Russian Riichi Championship
3 743 2019-07-21 10/36 100% 3.20 RR Moscow Open Riichi Marathon 2019
4 830 2019-01-13 9/48 57% 3.10 RR Agari team tournament 2019
5 95 2018-12-16 58/64 57% 3.45 EMA White Dragon Tournament
6 296 2018-07-15 20/28 14% 3.00 RR Moscow Open Riichi Marathon
7 741 2018-01-20 8/28 0% 1.70 CRR Team tournament Agari. Season event
8 800 2017-10-07 4/16 0% 1.40 RR Red Dragon tournament 2017
9 370 2017-09-24 18/28 0% 2.60 RR Moscow Riichi Half Marathon 2017