Afonin Mikhail

From Korolyov, Russia

EMA: 15990142

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Common russian riichi rating (CRR)

Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).

115 place (281.85).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (54.55 * 3.30 * 0.14 + 546.67 * 3.45 * 0.14 + 468.09 * 3.10 * 0.29 + 791.04 * 3.50 * 0.43 + 0) / (3.30 * 0.14 + 3.45 * 0.14 + 3.10 * 0.29 + 3.50 * 0.43 + 1) = 435.93094340793664

p2 = (791.04 * 3.50 * 0.43 + 468.09 * 3.10 * 0.29 + 546.67 * 3.45 * 0.14 + 54.55 * 3.30 * 0.14) / max_coefficients = 127.76802939314818

score = 435.93094340793664 * 0.5 + 127.76802939314818 * 0.5 = 281.8494864005424

Rating changes

Show

all results
Date Place Points Reason
2023-09-28 109 -> 115 296.55 -> 281.85

Saint Petersburg Open 2021: 29% -> 14%
2023-09-20 103 -> 109 325.95 -> 296.55

Tenpai can't buy happiness: 57% -> 43%
2023-09-06 108 -> 103 309.61 -> 325.95

Kirov Tournament: 29% -> 14%
2023-09-03 85 -> 108 317.27 -> 309.61
2023-08-27 84 -> 85 317.27
2023-08-19 82 -> 84 325.69 -> 317.27

Agari team tournament: 43% -> 29%
2023-08-12 82 321.52 -> 325.69
2023-07-28 80 -> 82 334.66 -> 321.52

Saint Petersburg Open 2021: 43% -> 29%
2023-07-20 74 -> 80 360.20 -> 334.66

Tenpai can't buy happiness: 71% -> 57%
2023-07-06 78 -> 74 348.20 -> 360.20

Kirov Tournament: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 791 2022-03-20 15/68 43% 3.50 RR Tenpai can't buy happiness
2 468 2021-12-19 26/48 29% 3.10 RR Agari team tournament
3 547 2021-11-28 35/76 14% 3.45 RR Saint Petersburg Open 2021
4 55 2021-11-06 53/56 14% 3.30 RR Kirov Tournament
5 241 2019-05-04 64/84 0% 4.20 EMA Haru Shanten 2019
6 21 2019-01-13 47/48 0% 3.10 RR Agari team tournament 2019
7 897 2018-12-23 5/40 0% 2.90 RR North Cup 2018
8 127 2018-12-16 56/64 0% 3.45 EMA White Dragon Tournament
9 154 2018-11-18 78/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
10 581 2018-10-28 14/32 0% 2.70 EMA Tsukimi 2018
11 397 2017-10-22 39/64 0% 3.45 EMA Moscow Riichi Open 2017
12 148 2017-09-24 24/28 0% 2.60 RR Moscow Riichi Half Marathon 2017
13 195 2016-09-11 71/88 0% 3.45 EMA V Russian Riichi Championship 2016
14 579 2016-08-27 9/20 0% 1.50 RR August tournament glhf; 2016
15 525 2016-03-13 48/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
16 333 2016-02-06 11/16 0% 1.40 RR February tournament glhf; 2016
17 636 2016-01-31 5/12 0% 1.10 CRR "Haku no Ten" winter riichi mahjong tournament 2016
18 78 2015-10-18 48/52 0% 2.90 EMA Russian Open Riichi Championship 2015
19 600 2015-07-12 7/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2015
20 632 2015-04-05 8/20 0% 1.30 RR "Haku no Ten" autumn riichi mahjong tournament 2015
21 23 2015-03-08 43/44 0% 2.50 EMA Moscow Riichi Championship 2015
22 254 2014-12-07 48/64 0% 3.15 EMA Russian Open Riichi Championship 2014
23 478 2014-10-18 13/24 0% 1.40 EMA Vologda Riichi Championship 2014
24 381 2014-09-21 40/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014
25 867 2014-06-29 3/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2014
26 507 2014-02-15 38/76 0% 2.50 RR Moscow Riichi 2014
27 930 2013-12-08 6/72 0% 3.25 EMA Russian Riichi Championship 2013
28 727 2013-05-19 16/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013